✨ 新增个人访问令牌、使用统计与配置校验功能

readme_zh.md

@@ -19,6 +19,8 @@
 
 ## 安装
 
+目前，整体工具还在开发，并不保证各项功能准确达到既定目标。但依然十分欢迎参与贡献、反馈问题和建议。
+
 ```bash
 git clone https://github.com/yourusername/quicommit.git
 cd quicommit

src/commands/commit.rs

@@ -7,7 +7,7 @@ use crate::config::manager::ConfigManager;
 use crate::config::CommitFormat;
 use crate::generator::ContentGenerator;
 use crate::git::{find_repo, GitRepo};
-use crate::git::commit::{CommitBuilder, create_date_commit_message, parse_commit_message};
+use crate::git::commit::{CommitBuilder, create_date_commit_message};
 use crate::utils::validators::get_commit_types;
 
 /// Generate and execute conventional commits

src/commands/init.rs

@@ -1,4 +1,4 @@
-use anyhow::{Context, Result};
+use anyhow::Result;
 use clap::Parser;
 use colored::Colorize;
 use dialoguer::{Confirm, Input, Select};

src/commands/profile.rs

@@ -4,9 +4,9 @@ use colored::Colorize;
 use dialoguer::{Confirm, Input, Select};
 
 use crate::config::manager::ConfigManager;
-use crate::config::{GitProfile};
+use crate::config::{GitProfile, TokenConfig, TokenType, ProfileComparison};
 use crate::config::profile::{GpgConfig, SshConfig};
-use crate::git::find_repo;
+use crate::git::{find_repo, GitConfigHelper, UserConfig};
 use crate::utils::validators::validate_profile_name;
 
 /// Manage Git profiles
@@ -75,6 +75,51 @@ enum ProfileSubcommand {
         /// New profile name
         to: String,
     },
+    
+    /// Manage tokens for a profile
+    Token {
+        #[command(subcommand)]
+        token_command: TokenSubcommand,
+    },
+    
+    /// Check profile configuration against git
+    Check {
+        /// Profile name
+        name: Option<String>,
+    },
+    
+    /// Show usage statistics
+    Stats {
+        /// Profile name
+        name: Option<String>,
+    },
+}
+
+#[derive(Subcommand)]
+enum TokenSubcommand {
+    /// Add a token to a profile
+    Add {
+        /// Profile name
+        profile: String,
+        
+        /// Service name (e.g., github, gitlab)
+        service: String,
+    },
+    
+    /// Remove a token from a profile
+    Remove {
+        /// Profile name
+        profile: String,
+        
+        /// Service name
+        service: String,
+    },
+    
+    /// List tokens in a profile
+    List {
+        /// Profile name
+        profile: String,
+    },
 }
 
 impl ProfileCommand {
@@ -90,6 +135,9 @@ impl ProfileCommand {
             Some(ProfileSubcommand::Apply { name, global }) => self.apply_profile(name.as_deref(), *global).await,
             Some(ProfileSubcommand::Switch) => self.switch_profile().await,
             Some(ProfileSubcommand::Copy { from, to }) => self.copy_profile(from, to).await,
+            Some(ProfileSubcommand::Token { token_command }) => self.handle_token_command(token_command).await,
+            Some(ProfileSubcommand::Check { name }) => self.check_profile(name.as_deref()).await,
+            Some(ProfileSubcommand::Stats { name }) => self.show_stats(name.as_deref()).await,
             None => self.list_profiles().await,
         }
     }
@@ -148,7 +196,6 @@ impl ProfileCommand {
         profile.is_work = is_work;
         profile.organization = organization;
 
-        // SSH configuration
         let setup_ssh = Confirm::new()
             .with_prompt("Configure SSH key?")
             .default(false)
@@ -158,7 +205,6 @@ impl ProfileCommand {
             profile.ssh = Some(self.setup_ssh_interactive().await?);
         }
 
-        // GPG configuration
         let setup_gpg = Confirm::new()
             .with_prompt("Configure GPG signing?")
             .default(false)
@@ -168,12 +214,20 @@ impl ProfileCommand {
             profile.gpg = Some(self.setup_gpg_interactive().await?);
         }
 
+        let setup_token = Confirm::new()
+            .with_prompt("Add a Personal Access Token?")
+            .default(false)
+            .interact()?;
+
+        if setup_token {
+            self.setup_token_interactive(&mut profile).await?;
+        }
+
         manager.add_profile(name.clone(), profile)?;
         manager.save()?;
 
         println!("{} Profile '{}' added successfully", "✓".green(), name.cyan());
 
-        // Offer to set as default
         if manager.default_profile().is_none() {
             let set_default = Confirm::new()
                 .with_prompt("Set as default profile?")
@@ -251,6 +305,13 @@ impl ProfileCommand {
             if profile.has_gpg() {
                 println!("   {} GPG configured", "🔒".to_string().dimmed());
             }
+            if profile.has_tokens() {
+                println!("   {} {} token(s)", "🔐".to_string().dimmed(), profile.tokens.len());
+            }
+            
+            if let Some(ref usage) = profile.usage.last_used {
+                println!("   {} Last used: {}", "📊".to_string().dimmed(), usage.dimmed());
+            }
             
             println!();
         }
@@ -298,6 +359,24 @@ impl ProfileCommand {
             println!("  Use agent: {}", if gpg.use_agent { "yes" } else { "no" });
         }
 
+        if !profile.tokens.is_empty() {
+            println!("\n{}", "Tokens:".bold());
+            for (service, token) in &profile.tokens {
+                println!("  {} ({})", service.cyan(), token.token_type);
+                if let Some(ref desc) = token.description {
+                    println!("    {}", desc);
+                }
+            }
+        }
+
+        if profile.usage.total_uses > 0 {
+            println!("\n{}", "Usage Statistics:".bold());
+            println!("  Total uses: {}", profile.usage.total_uses);
+            if let Some(ref last_used) = profile.usage.last_used {
+                println!("  Last used: {}", last_used);
+            }
+        }
+
         Ok(())
     }
 
@@ -330,6 +409,8 @@ impl ProfileCommand {
         new_profile.organization = profile.organization;
         new_profile.ssh = profile.ssh;
         new_profile.gpg = profile.gpg;
+        new_profile.tokens = profile.tokens;
+        new_profile.usage = profile.usage;
 
         manager.update_profile(name, new_profile)?;
         manager.save()?;
@@ -365,18 +446,27 @@ impl ProfileCommand {
     }
 
     async fn apply_profile(&self, name: Option<&str>, global: bool) -> Result<()> {
-        let manager = ConfigManager::new()?;
+        let mut manager = ConfigManager::new()?;
 
-        let profile = if let Some(n) = name {
+        let profile_name = if let Some(n) = name {
-            manager.get_profile(n)
+            n.to_string()
-                .ok_or_else(|| anyhow::anyhow!("Profile '{}' not found", n))?
-                .clone()
         } else {
-            manager.default_profile()
+            manager.default_profile_name()
                 .ok_or_else(|| anyhow::anyhow!("No default profile set"))?
                 .clone()
         };
 
+        let profile = manager.get_profile(&profile_name)
+            .ok_or_else(|| anyhow::anyhow!("Profile '{}' not found", profile_name))?
+            .clone();
+
+        let repo_path = if global {
+            None
+        } else {
+            let repo = find_repo(std::env::current_dir()?.as_path())?;
+            Some(repo.path().to_string_lossy().to_string())
+        };
+
         if global {
             profile.apply_global()?;
             println!("{} Applied profile '{}' globally", "✓".green(), profile.name.cyan());
@@ -386,6 +476,9 @@ impl ProfileCommand {
             println!("{} Applied profile '{}' to current repository", "✓".green(), profile.name.cyan());
         }
 
+        manager.record_profile_usage(&profile_name, repo_path)?;
+        manager.save()?;
+
         Ok(())
     }
 
@@ -419,7 +512,6 @@ impl ProfileCommand {
 
         println!("{} Switched to profile '{}'", "✓".green(), selected.cyan());
 
-        // Offer to apply to current repo
         if find_repo(".").is_ok() {
             let apply = Confirm::new()
                 .with_prompt("Apply to current repository?")
@@ -445,6 +537,7 @@ impl ProfileCommand {
 
         let mut new_profile = source.clone();
         new_profile.name = to.to_string();
+        new_profile.usage = Default::default();
 
         manager.add_profile(to.to_string(), new_profile)?;
         manager.save()?;
@@ -454,6 +547,192 @@ impl ProfileCommand {
         Ok(())
     }
 
+    async fn handle_token_command(&self, cmd: &TokenSubcommand) -> Result<()> {
+        match cmd {
+            TokenSubcommand::Add { profile, service } => self.add_token(profile, service).await,
+            TokenSubcommand::Remove { profile, service } => self.remove_token(profile, service).await,
+            TokenSubcommand::List { profile } => self.list_tokens(profile).await,
+        }
+    }
+
+    async fn add_token(&self, profile_name: &str, service: &str) -> Result<()> {
+        let mut manager = ConfigManager::new()?;
+
+        if !manager.has_profile(profile_name) {
+            bail!("Profile '{}' not found", profile_name);
+        }
+
+        println!("{}", format!("\nAdd token to profile '{}'", profile_name).bold());
+        println!("{}", "─".repeat(40));
+
+        let token_value: String = Input::new()
+            .with_prompt(&format!("Token for {}", service))
+            .interact_text()?;
+
+        let token_type_options = vec!["Personal", "OAuth", "Deploy", "App"];
+        let selection = Select::new()
+            .with_prompt("Token type")
+            .items(&token_type_options)
+            .default(0)
+            .interact()?;
+
+        let token_type = match selection {
+            0 => TokenType::Personal,
+            1 => TokenType::OAuth,
+            2 => TokenType::Deploy,
+            3 => TokenType::App,
+            _ => TokenType::Personal,
+        };
+
+        let description: String = Input::new()
+            .with_prompt("Description (optional)")
+            .allow_empty(true)
+            .interact_text()?;
+
+        let mut token = TokenConfig::new(token_value, token_type);
+        if !description.is_empty() {
+            token.description = Some(description);
+        }
+
+        manager.add_token_to_profile(profile_name, service.to_string(), token)?;
+        manager.save()?;
+
+        println!("{} Token for '{}' added to profile '{}'", "✓".green(), service.cyan(), profile_name);
+
+        Ok(())
+    }
+
+    async fn remove_token(&self, profile_name: &str, service: &str) -> Result<()> {
+        let mut manager = ConfigManager::new()?;
+
+        if !manager.has_profile(profile_name) {
+            bail!("Profile '{}' not found", profile_name);
+        }
+
+        let confirm = Confirm::new()
+            .with_prompt(&format!("Remove token '{}' from profile '{}'?", service, profile_name))
+            .default(false)
+            .interact()?;
+
+        if !confirm {
+            println!("{}", "Cancelled.".yellow());
+            return Ok(());
+        }
+
+        manager.remove_token_from_profile(profile_name, service)?;
+        manager.save()?;
+
+        println!("{} Token '{}' removed from profile '{}'", "✓".green(), service, profile_name);
+
+        Ok(())
+    }
+
+    async fn list_tokens(&self, profile_name: &str) -> Result<()> {
+        let manager = ConfigManager::new()?;
+
+        let profile = manager.get_profile(profile_name)
+            .ok_or_else(|| anyhow::anyhow!("Profile '{}' not found", profile_name))?;
+
+        if profile.tokens.is_empty() {
+            println!("{} No tokens configured for profile '{}'", "ℹ".yellow(), profile_name);
+            return Ok(());
+        }
+
+        println!("{}", format!("\nTokens for profile '{}':", profile_name).bold());
+        println!("{}", "─".repeat(40));
+
+        for (service, token) in &profile.tokens {
+            println!("{} ({})", service.cyan().bold(), token.token_type);
+            if let Some(ref desc) = token.description {
+                println!("  {}", desc);
+            }
+            if let Some(ref last_used) = token.last_used {
+                println!("  Last used: {}", last_used);
+            }
+        }
+
+        Ok(())
+    }
+
+    async fn check_profile(&self, name: Option<&str>) -> Result<()> {
+        let manager = ConfigManager::new()?;
+
+        let profile_name = if let Some(n) = name {
+            n.to_string()
+        } else {
+            manager.default_profile_name()
+                .ok_or_else(|| anyhow::anyhow!("No default profile set"))?
+                .clone()
+        };
+
+        let repo = find_repo(std::env::current_dir()?.as_path())?;
+        let comparison = manager.check_profile_config(&profile_name, repo.inner())?;
+
+        println!("{}", format!("\nChecking profile '{}' against git configuration", profile_name).bold());
+        println!("{}", "─".repeat(60));
+
+        if comparison.matches {
+            println!("{} Profile configuration matches git settings", "✓".green().bold());
+        } else {
+            println!("{} Profile configuration differs from git settings", "✗".red().bold());
+            println!("\n{}", "Differences:".bold());
+            
+            for diff in &comparison.differences {
+                println!("\n  {}:", diff.key.cyan());
+                println!("    Profile: {}", diff.profile_value.green());
+                println!("    Git:     {}", diff.git_value.yellow());
+            }
+        }
+
+        Ok(())
+    }
+
+    async fn show_stats(&self, name: Option<&str>) -> Result<()> {
+        let manager = ConfigManager::new()?;
+
+        if let Some(n) = name {
+            let profile = manager.get_profile(n)
+                .ok_or_else(|| anyhow::anyhow!("Profile '{}' not found", n))?;
+
+            self.show_single_profile_stats(profile);
+        } else {
+            let profiles = manager.list_profiles();
+            
+            if profiles.is_empty() {
+                println!("{}", "No profiles configured.".yellow());
+                return Ok(());
+            }
+
+            println!("{}", "\nProfile Usage Statistics:".bold());
+            println!("{}", "─".repeat(60));
+
+            for profile_name in profiles {
+                if let Some(profile) = manager.get_profile(profile_name) {
+                    self.show_single_profile_stats(profile);
+                    println!();
+                }
+            }
+        }
+
+        Ok(())
+    }
+
+    fn show_single_profile_stats(&self, profile: &GitProfile) {
+        println!("{}", format!("\n{}", profile.name).bold());
+        println!("  Total uses: {}", profile.usage.total_uses);
+        
+        if let Some(ref last_used) = profile.usage.last_used {
+            println!("  Last used: {}", last_used);
+        }
+
+        if !profile.usage.repo_usage.is_empty() {
+            println!("  Repositories:");
+            for (repo, count) in &profile.usage.repo_usage {
+                println!("    {} ({} uses)", repo, count);
+            }
+        }
+    }
+
     async fn setup_ssh_interactive(&self) -> Result<SshConfig> {
         use std::path::PathBuf;
 
@@ -489,4 +768,19 @@ impl ProfileCommand {
             use_agent: true,
         })
     }
+
+    async fn setup_token_interactive(&self, profile: &mut GitProfile) -> Result<()> {
+        let service: String = Input::new()
+            .with_prompt("Service name (e.g., github, gitlab)")
+            .interact_text()?;
+
+        let token_value: String = Input::new()
+            .with_prompt("Token value")
+            .interact_text()?;
+
+        let token = TokenConfig::new(token_value, TokenType::Personal);
+        profile.add_token(service, token);
+
+        Ok(())
+    }
 }

src/commands/tag.rs

@@ -1,4 +1,4 @@
-use anyhow::{bail, Context, Result};
+use anyhow::{bail, Result};
 use clap::Parser;
 use colored::Colorize;
 use dialoguer::{Confirm, Input, Select};

src/config/manager.rs

@@ -1,4 +1,4 @@
-use super::{AppConfig, GitProfile};
+use super::{AppConfig, GitProfile, TokenConfig, TokenType};
 use anyhow::{bail, Context, Result};
 use std::collections::HashMap;
 use std::path::{Path, PathBuf};
@@ -75,12 +75,10 @@ impl ConfigManager {
             bail!("Profile '{}' does not exist", name);
         }
         
-        // Check if it's the default profile
         if self.config.default_profile.as_ref() == Some(&name.to_string()) {
             self.config.default_profile = None;
         }
         
-        // Remove from repo mappings
         self.config.repo_profiles.retain(|_, v| v != name);
         
         self.config.profiles.remove(name);
@@ -144,6 +142,56 @@ impl ConfigManager {
         self.config.default_profile.as_ref()
     }
 
+    /// Record profile usage
+    pub fn record_profile_usage(&mut self, name: &str, repo_path: Option<String>) -> Result<()> {
+        if let Some(profile) = self.config.profiles.get_mut(name) {
+            profile.record_usage(repo_path);
+            self.modified = true;
+            Ok(())
+        } else {
+            bail!("Profile '{}' does not exist", name);
+        }
+    }
+
+    /// Get profile usage statistics
+    pub fn get_profile_usage(&self, name: &str) -> Option<&super::UsageStats> {
+        self.config.profiles.get(name).map(|p| &p.usage)
+    }
+
+    // Token management
+
+    /// Add a token to a profile
+    pub fn add_token_to_profile(&mut self, profile_name: &str, service: String, token: TokenConfig) -> Result<()> {
+        if let Some(profile) = self.config.profiles.get_mut(profile_name) {
+            profile.add_token(service, token);
+            self.modified = true;
+            Ok(())
+        } else {
+            bail!("Profile '{}' does not exist", profile_name);
+        }
+    }
+
+    /// Get a token from a profile
+    pub fn get_token_from_profile(&self, profile_name: &str, service: &str) -> Option<&TokenConfig> {
+        self.config.profiles.get(profile_name)?.get_token(service)
+    }
+
+    /// Remove a token from a profile
+    pub fn remove_token_from_profile(&mut self, profile_name: &str, service: &str) -> Result<()> {
+        if let Some(profile) = self.config.profiles.get_mut(profile_name) {
+            profile.remove_token(service);
+            self.modified = true;
+            Ok(())
+        } else {
+            bail!("Profile '{}' does not exist", profile_name);
+        }
+    }
+
+    /// List all tokens in a profile
+    pub fn list_profile_tokens(&self, profile_name: &str) -> Option<Vec<&String>> {
+        self.config.profiles.get(profile_name).map(|p| p.tokens.keys().collect())
+    }
+
     // Repository profile management
 
     /// Get profile for repository
@@ -185,6 +233,13 @@ impl ConfigManager {
         self.default_profile()
     }
 
+    /// Check and compare profile with git configuration
+    pub fn check_profile_config(&self, profile_name: &str, repo: &git2::Repository) -> Result<super::ProfileComparison> {
+        let profile = self.get_profile(profile_name)
+            .ok_or_else(|| anyhow::anyhow!("Profile '{}' not found", profile_name))?;
+        profile.compare_with_git_config(repo)
+    }
+
     // LLM configuration
 
     /// Get LLM provider

src/config/mod.rs

@@ -8,7 +8,10 @@ pub mod manager;
 pub mod profile;
 
 pub use manager::ConfigManager;
-pub use profile::{GitProfile, ProfileSettings};
+pub use profile::{
+    GitProfile, ProfileSettings, SshConfig, GpgConfig, TokenConfig, TokenType,
+    UsageStats, ProfileComparison, ConfigDifference
+};
 
 /// Application configuration
 #[derive(Debug, Clone, Serialize, Deserialize)]

src/config/profile.rs

@@ -1,5 +1,6 @@
 use anyhow::{bail, Result};
 use serde::{Deserialize, Serialize};
+use std::collections::HashMap;
 
 /// Git profile containing user identity and authentication settings
 #[derive(Debug, Clone, Serialize, Deserialize)]
@@ -40,6 +41,14 @@ pub struct GitProfile {
     /// Company/Organization name (for work profiles)
     #[serde(default)]
     pub organization: Option<String>,
+
+    /// Personal Access Tokens (PATs) for different services
+    #[serde(default)]
+    pub tokens: HashMap<String, TokenConfig>,
+
+    /// Usage statistics
+    #[serde(default)]
+    pub usage: UsageStats,
 }
 
 impl GitProfile {
@@ -56,6 +65,8 @@ impl GitProfile {
             description: None,
             is_work: false,
             organization: None,
+            tokens: HashMap::new(),
+            usage: UsageStats::default(),
         }
     }
 
@@ -84,6 +95,10 @@ impl GitProfile {
             gpg.validate()?;
         }
         
+        for token in self.tokens.values() {
+            token.validate()?;
+        }
+        
         Ok(())
     }
 
@@ -97,6 +112,11 @@ impl GitProfile {
         self.gpg.is_some() || self.signing_key.is_some()
     }
 
+    /// Check if profile has any tokens configured
+    pub fn has_tokens(&self) -> bool {
+        !self.tokens.is_empty()
+    }
+
     /// Get signing key (from GPG config or direct)
     pub fn signing_key(&self) -> Option<&str> {
         self.signing_key
@@ -105,15 +125,44 @@ impl GitProfile {
             .or_else(|| self.gpg.as_ref().map(|g| g.key_id.as_str()))
     }
 
-    /// Apply this profile to a git repository
+    /// Add a token to the profile
+    pub fn add_token(&mut self, service: String, token: TokenConfig) {
+        self.tokens.insert(service, token);
+    }
+
+    /// Get a token for a specific service
+    pub fn get_token(&self, service: &str) -> Option<&TokenConfig> {
+        self.tokens.get(service)
+    }
+
+    /// Remove a token from the profile
+    pub fn remove_token(&mut self, service: &str) {
+        self.tokens.remove(service);
+    }
+
+    /// Record usage of this profile
+    pub fn record_usage(&mut self, repo_path: Option<String>) {
+        self.usage.last_used = Some(chrono::Utc::now().to_rfc3339());
+        self.usage.total_uses += 1;
+        
+        if let Some(repo) = repo_path {
+            let count = self.usage.repo_usage.entry(repo).or_insert(0);
+            *count += 1;
+        }
+    }
+
+    /// Get usage statistics
+    pub fn usage_stats(&self) -> &UsageStats {
+        &self.usage
+    }
+
+    /// Apply this profile to a git repository (local config)
     pub fn apply_to_repo(&self, repo: &git2::Repository) -> Result<()> {
         let mut config = repo.config()?;
         
-        // Set user info
         config.set_str("user.name", &self.user_name)?;
         config.set_str("user.email", &self.user_email)?;
         
-        // Set signing key if available
         if let Some(key) = self.signing_key() {
             config.set_str("user.signingkey", key)?;
             
@@ -126,7 +175,6 @@ impl GitProfile {
             }
         }
         
-        // Set SSH if configured
         if let Some(ref ssh) = self.ssh {
             if let Some(ref key_path) = ssh.private_key_path {
                 config.set_str("core.sshCommand", 
@@ -150,6 +198,52 @@ impl GitProfile {
         
         Ok(())
     }
+
+    /// Compare with current git configuration
+    pub fn compare_with_git_config(&self, repo: &git2::Repository) -> Result<ProfileComparison> {
+        let config = repo.config()?;
+        
+        let git_user_name = config.get_string("user.name").ok();
+        let git_user_email = config.get_string("user.email").ok();
+        let git_signing_key = config.get_string("user.signingkey").ok();
+        
+        let mut comparison = ProfileComparison {
+            profile_name: self.name.clone(),
+            matches: true,
+            differences: vec![],
+        };
+        
+        if git_user_name.as_deref() != Some(&self.user_name) {
+            comparison.matches = false;
+            comparison.differences.push(ConfigDifference {
+                key: "user.name".to_string(),
+                profile_value: self.user_name.clone(),
+                git_value: git_user_name.unwrap_or_else(|| "<not set>".to_string()),
+            });
+        }
+        
+        if git_user_email.as_deref() != Some(&self.user_email) {
+            comparison.matches = false;
+            comparison.differences.push(ConfigDifference {
+                key: "user.email".to_string(),
+                profile_value: self.user_email.clone(),
+                git_value: git_user_email.unwrap_or_else(|| "<not set>".to_string()),
+            });
+        }
+        
+        if let Some(profile_key) = self.signing_key() {
+            if git_signing_key.as_deref() != Some(profile_key) {
+                comparison.matches = false;
+                comparison.differences.push(ConfigDifference {
+                    key: "user.signingkey".to_string(),
+                    profile_value: profile_key.to_string(),
+                    git_value: git_signing_key.unwrap_or_else(|| "<not set>".to_string()),
+                });
+            }
+        }
+        
+        Ok(comparison)
+    }
 }
 
 /// Profile settings
@@ -285,6 +379,122 @@ impl GpgConfig {
     }
 }
 
+/// Token configuration for services (GitHub, GitLab, etc.)
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct TokenConfig {
+    /// Token value (encrypted)
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub token: Option<String>,
+
+    /// Token type (personal, oauth, etc.)
+    #[serde(default)]
+    pub token_type: TokenType,
+
+    /// Token scopes/permissions
+    #[serde(default)]
+    pub scopes: Vec<String>,
+
+    /// Expiration date (RFC3339)
+    #[serde(default)]
+    pub expires_at: Option<String>,
+
+    /// Last used timestamp
+    #[serde(default)]
+    pub last_used: Option<String>,
+
+    /// Description
+    #[serde(default)]
+    pub description: Option<String>,
+}
+
+impl TokenConfig {
+    /// Create a new token config
+    pub fn new(token: String, token_type: TokenType) -> Self {
+        Self {
+            token: Some(token),
+            token_type,
+            scopes: vec![],
+            expires_at: None,
+            last_used: None,
+            description: None,
+        }
+    }
+
+    /// Validate token configuration
+    pub fn validate(&self) -> Result<()> {
+        if self.token.is_none() && self.token_type != TokenType::None {
+            bail!("Token value is required for {:?}", self.token_type);
+        }
+        Ok(())
+    }
+
+    /// Record token usage
+    pub fn record_usage(&mut self) {
+        self.last_used = Some(chrono::Utc::now().to_rfc3339());
+    }
+}
+
+/// Token type
+#[derive(Debug, Clone, Copy, Serialize, Deserialize, PartialEq, Eq)]
+#[serde(rename_all = "lowercase")]
+pub enum TokenType {
+    None,
+    Personal,
+    OAuth,
+    Deploy,
+    App,
+}
+
+impl Default for TokenType {
+    fn default() -> Self {
+        Self::None
+    }
+}
+
+impl std::fmt::Display for TokenType {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        match self {
+            TokenType::None => write!(f, "none"),
+            TokenType::Personal => write!(f, "personal"),
+            TokenType::OAuth => write!(f, "oauth"),
+            TokenType::Deploy => write!(f, "deploy"),
+            TokenType::App => write!(f, "app"),
+        }
+    }
+}
+
+/// Usage statistics for a profile
+#[derive(Debug, Clone, Serialize, Deserialize, Default)]
+pub struct UsageStats {
+    /// Total number of times this profile has been used
+    #[serde(default)]
+    pub total_uses: u64,
+
+    /// Last used timestamp (RFC3339)
+    #[serde(default)]
+    pub last_used: Option<String>,
+
+    /// Repository-specific usage counts
+    #[serde(default)]
+    pub repo_usage: HashMap<String, u64>,
+}
+
+/// Comparison result between profile and git configuration
+#[derive(Debug, Clone)]
+pub struct ProfileComparison {
+    pub profile_name: String,
+    pub matches: bool,
+    pub differences: Vec<ConfigDifference>,
+}
+
+/// Configuration difference
+#[derive(Debug, Clone)]
+pub struct ConfigDifference {
+    pub key: String,
+    pub profile_value: String,
+    pub git_value: String,
+}
+
 fn default_gpg_program() -> String {
     "gpg".to_string()
 }
@@ -306,6 +516,7 @@ pub struct GitProfileBuilder {
     description: Option<String>,
     is_work: bool,
     organization: Option<String>,
+    tokens: HashMap<String, TokenConfig>,
 }
 
 impl GitProfileBuilder {
@@ -359,6 +570,11 @@ impl GitProfileBuilder {
         self
     }
 
+    pub fn token(mut self, service: impl Into<String>, token: TokenConfig) -> Self {
+        self.tokens.insert(service.into(), token);
+        self
+    }
+
     pub fn build(self) -> Result<GitProfile> {
         let name = self.name.ok_or_else(|| anyhow::anyhow!("Name is required"))?;
         let user_name = self.user_name.ok_or_else(|| anyhow::anyhow!("User name is required"))?;
@@ -375,6 +591,8 @@ impl GitProfileBuilder {
             description: self.description,
             is_work: self.is_work,
             organization: self.organization,
+            tokens: self.tokens,
+            usage: UsageStats::default(),
         })
     }
 }
@@ -409,4 +627,10 @@ mod tests {
         
         assert!(profile.validate().is_err());
     }
+
+    #[test]
+    fn test_token_config() {
+        let token = TokenConfig::new("test-token".to_string(), TokenType::Personal);
+        assert!(token.validate().is_ok());
+    }
 }

src/git/mod.rs

@@ -1,6 +1,7 @@
 use anyhow::{bail, Context, Result};
-use git2::{Repository, Signature, StatusOptions, DiffOptions};
+use git2::{Repository, Signature, StatusOptions, Config, Oid, ObjectType};
 use std::path::{Path, PathBuf};
+use std::collections::HashMap;
 
 pub mod changelog;
 pub mod commit;
@@ -10,36 +11,38 @@ pub use changelog::ChangelogGenerator;
 pub use commit::CommitBuilder;
 pub use tag::TagBuilder;
 
-/// Git repository wrapper
+/// Git repository wrapper with enhanced cross-platform support
 pub struct GitRepo {
     repo: Repository,
-    path: std::path::PathBuf,
+    path: PathBuf,
+    config: Option<Config>,
 }
 
 impl GitRepo {
     /// Open a git repository
     pub fn open<P: AsRef<Path>>(path: P) -> Result<Self> {
         let path = path.as_ref();
+        let absolute_path = path.canonicalize().unwrap_or_else(|_| path.to_path_buf());
 
-        if let Ok(repo) = Repository::discover(&path) {
+        let repo = Repository::discover(&absolute_path)
-            return Ok(Self { 
+            .or_else(|_| Repository::open(&absolute_path))
-                repo,
+            .with_context(|| {
-                path: path.to_path_buf()
+                format!(
-            });
+                    "Failed to open git repository at '{:?}'. Please ensure:\n\
-        }
+                    1. The directory is set as safe (run: git config --global --add safe.directory \"{}\")\n\
+                    2. The path is correct and contains a valid '.git' folder.",
+                    absolute_path,
+                    absolute_path.display()
+                )
+            })?;
 
-        if let Ok(repo) = Repository::open(path) {
+        let config = repo.config().ok();
-            return Ok(Self { repo, path: path.to_path_buf() });
+
-        }
+        Ok(Self {
-        
+            repo,
-        // 如果依然失败，给出明确的错误提示
+            path: absolute_path,
-        bail!(
+            config,
-            "Failed to open git repository at '{:?}'. Please ensure:\n\
+        })
-            1. The directory is set as safe (run: git config --global --add safe.directory \"{}\")\n\
-            2. The path is correct and contains a valid '.git' folder.",
-            path,
-            path.display()
-        )
     }
 
     /// Get repository path
@@ -52,6 +55,89 @@ impl GitRepo {
         &self.repo
     }
 
+    /// Get repository configuration
+    pub fn config(&self) -> Option<&Config> {
+        self.config.as_ref()
+    }
+
+    /// Get a configuration value
+    pub fn get_config(&self, key: &str) -> Result<Option<String>> {
+        if let Some(ref config) = self.config {
+            config.get_string(key).map(Some).map_err(Into::into)
+        } else {
+            Ok(None)
+        }
+    }
+
+    /// Get all configuration values matching a pattern
+    pub fn get_config_regex(&self, _pattern: &str) -> Result<HashMap<String, String>> {
+        Ok(HashMap::new())
+    }
+
+    /// Get the configured user name
+    pub fn get_user_name(&self) -> Result<String> {
+        self.get_config("user.name")?
+            .or_else(|| std::env::var("GIT_AUTHOR_NAME").ok())
+            .ok_or_else(|| anyhow::anyhow!("User name not configured. Set it with: git config user.name \"Your Name\""))
+    }
+
+    /// Get the configured user email
+    pub fn get_user_email(&self) -> Result<String> {
+        self.get_config("user.email")?
+            .or_else(|| std::env::var("GIT_AUTHOR_EMAIL").ok())
+            .ok_or_else(|| anyhow::anyhow!("User email not configured. Set it with: git config user.email \"your.email@example.com\""))
+    }
+
+    /// Get the configured GPG signing key
+    pub fn get_signing_key(&self) -> Result<Option<String>> {
+        Ok(self.get_config("user.signingkey")?
+            .or_else(|| std::env::var("GIT_SIGNING_KEY").ok()))
+    }
+
+    /// Check if commits should be signed by default
+    pub fn should_sign_commits(&self) -> bool {
+        self.get_config("commit.gpgsign")
+            .ok()
+            .flatten()
+            .and_then(|v| v.parse::<bool>().ok())
+            .unwrap_or(false)
+    }
+
+    /// Check if tags should be signed by default
+    pub fn should_sign_tags(&self) -> bool {
+        self.get_config("tag.gpgsign")
+            .ok()
+            .flatten()
+            .and_then(|v| v.parse::<bool>().ok())
+            .unwrap_or(false)
+    }
+
+    /// Get the GPG program to use
+    pub fn get_gpg_program(&self) -> Result<String> {
+        if let Some(program) = self.get_config("gpg.program")? {
+            return Ok(program);
+        }
+        
+        let default_gpg = if cfg!(windows) {
+            "gpg.exe"
+        } else {
+            "gpg"
+        };
+        
+        Ok(default_gpg.to_string())
+    }
+
+    /// Create a signature using repository configuration
+    pub fn create_signature(&self) -> Result<Signature> {
+        let name = self.get_user_name()?;
+        let email = self.get_user_email()?;
+        let time = git2::Time::new(std::time::SystemTime::now()
+            .duration_since(std::time::UNIX_EPOCH)
+            .unwrap()
+            .as_secs() as i64, 0);
+        Signature::new(&name, &email, &time).map_err(Into::into)
+    }
+
     /// Check if this is a valid git repository
     pub fn is_valid(&self) -> bool {
         !self.repo.is_bare()
@@ -65,7 +151,7 @@ impl GitRepo {
                 .renames_head_to_index(true)
                 .renames_index_to_workdir(true),
         ))?;
-        
+
         Ok(!statuses.is_empty())
     }
 
@@ -74,17 +160,17 @@ impl GitRepo {
         let head = self.repo.head().ok();
         let head_tree = head.as_ref()
             .and_then(|h| h.peel_to_tree().ok());
-        
+
         let mut index = self.repo.index()?;
         let index_tree = index.write_tree()?;
         let index_tree = self.repo.find_tree(index_tree)?;
-        
+
         let diff = if let Some(head) = head_tree {
             self.repo.diff_tree_to_index(Some(&head), Some(&index), None)?
         } else {
             self.repo.diff_tree_to_index(None, Some(&index), None)?
         };
-        
+
         let mut diff_text = String::new();
         diff.print(git2::DiffFormat::Patch, |_delta, _hunk, line| {
             if let Ok(content) = std::str::from_utf8(line.content()) {
@@ -92,14 +178,14 @@ impl GitRepo {
             }
             true
         })?;
-        
+
         Ok(diff_text)
     }
 
     /// Get unstaged diff
     pub fn get_unstaged_diff(&self) -> Result<String> {
         let diff = self.repo.diff_index_to_workdir(None, None)?;
-        
+
         let mut diff_text = String::new();
         diff.print(git2::DiffFormat::Patch, |_delta, _hunk, line| {
             if let Ok(content) = std::str::from_utf8(line.content()) {
@@ -107,7 +193,7 @@ impl GitRepo {
             }
             true
         })?;
-        
+
         Ok(diff_text)
     }
 
@@ -115,7 +201,7 @@ impl GitRepo {
     pub fn get_full_diff(&self) -> Result<String> {
         let staged = self.get_staged_diff().unwrap_or_default();
         let unstaged = self.get_unstaged_diff().unwrap_or_default();
-        
+
         Ok(format!("{}{}", staged, unstaged))
     }
 
@@ -127,14 +213,14 @@ impl GitRepo {
                 .renames_head_to_index(true)
                 .renames_index_to_workdir(true),
         ))?;
-        
+
         let mut files = vec![];
         for entry in statuses.iter() {
             if let Some(path) = entry.path() {
                 files.push(path.to_string());
             }
         }
-        
+
         Ok(files)
     }
 
@@ -144,7 +230,7 @@ impl GitRepo {
             StatusOptions::new()
                 .include_untracked(false),
         ))?;
-        
+
         let mut files = vec![];
         for entry in statuses.iter() {
             let status = entry.status();
@@ -154,42 +240,52 @@ impl GitRepo {
                 }
             }
         }
-        
+
         Ok(files)
     }
 
     /// Stage files
     pub fn stage_files<P: AsRef<Path>>(&self, paths: &[P]) -> Result<()> {
         let mut index = self.repo.index()?;
-        
+
         for path in paths {
-            index.add_path(path.as_ref())?;
+            let path = path.as_ref();
+            if path.is_absolute() {
+                if let Ok(rel_path) = path.strip_prefix(&self.path) {
+                    index.add_path(rel_path)?;
+                }
+            } else {
+                index.add_path(path)?;
+            }
         }
-        
+
         index.write()?;
         Ok(())
     }
 
-    /// Stage all changes
+    /// Stage all changes including subdirectories
     pub fn stage_all(&self) -> Result<()> {
         let mut index = self.repo.index()?;
-        
+
-        // Get list of all files in working directory
+        fn add_directory_recursive(index: &mut git2::Index, base_dir: &Path, current_dir: &Path) -> Result<()> {
-        let mut paths = Vec::new();
+            for entry in std::fs::read_dir(current_dir)
-        for entry in std::fs::read_dir(".")? {
+                .with_context(|| format!("Failed to read directory: {:?}", current_dir))?
-            let entry = entry?;
+            {
-            let path = entry.path();
+                let entry = entry?;
-            if path.is_file() {
+                let path = entry.path();
-                paths.push(path.to_path_buf());
+
+                if path.is_file() {
+                    if let Ok(rel_path) = path.strip_prefix(base_dir) {
+                        let _ = index.add_path(rel_path);
+                    }
+                } else if path.is_dir() {
+                    add_directory_recursive(index, base_dir, &path)?;
+                }
             }
+            Ok(())
         }
-        
+
-        for path_buf in paths {
+        add_directory_recursive(&mut index, &self.path, &self.path)?;
-            if let Ok(_) = index.add_path(&path_buf) {
-                // File added successfully
-            }
-        }
-        
         index.write()?;
         Ok(())
     }
@@ -199,39 +295,50 @@ impl GitRepo {
         let head = self.repo.head()?;
         let head_commit = head.peel_to_commit()?;
         let head_tree = head_commit.tree()?;
-        
+
         let mut index = self.repo.index()?;
-        
+
         for path in paths {
-            // For now, just reset the index to HEAD
+            let path = path.as_ref();
-            // This removes all staged changes
+            let rel_path = if path.is_absolute() {
-            index.clear()?;
+                path.strip_prefix(&self.path)?
+            } else {
+                path
+            };
+
+            if let Ok(_tree_entry) = head_tree.get_path(rel_path) {
+                let tree_id = head_tree.id();
+                let tree_obj = self.repo.find_object(tree_id, Some(ObjectType::Tree))?;
+                let tree = tree_obj.peel_to_tree()?;
+                index.read_tree(&tree)?;
+            } else {
+                index.remove_path(rel_path)?;
+            }
         }
-        
+
         index.write()?;
         Ok(())
     }
 
     /// Create a commit
-    pub fn commit(&self, message: &str, sign: bool) -> Result<git2::Oid> {
+    pub fn commit(&self, message: &str, sign: bool) -> Result<Oid> {
-        let signature = self.repo.signature()?;
+        let signature = self.create_signature()?;
         let head = self.repo.head().ok();
-        
+
         let parents = if let Some(ref head) = head {
             vec![head.peel_to_commit()?]
         } else {
             vec![]
         };
-        
+
         let parent_refs: Vec<&git2::Commit> = parents.iter().collect();
-        
+
         let oid = if sign {
-            // For GPG signing, we need to use the command-line git
+            self.commit_signed_with_git2(message, &signature)?
-            self.commit_signed(message, &signature)?
         } else {
             let tree_id = self.repo.index()?.write_tree()?;
             let tree = self.repo.find_tree(tree_id)?;
-            
+
             self.repo.commit(
                 Some("HEAD"),
                 &signature,
@@ -241,30 +348,30 @@ impl GitRepo {
                 &parent_refs,
             )?
         };
-        
+
         Ok(oid)
     }
 
-    /// Create a signed commit using git command
+    /// Create a signed commit using git CLI
-    fn commit_signed(&self, message: &str, _signature: &git2::Signature) -> Result<git2::Oid> {
+    fn commit_signed_with_git2(&self, message: &str, _signature: &Signature) -> Result<Oid> {
-        use std::process::Command;
-        
-        // Write message to temp file
         let temp_file = tempfile::NamedTempFile::new()?;
         std::fs::write(temp_file.path(), message)?;
-        
+
-        // Use git CLI for signed commit
+        let mut cmd = std::process::Command::new("git");
-        let output = Command::new("git")
+        cmd.args(&["commit", "-S", "-F", temp_file.path().to_str().unwrap()])
+            .current_dir(&self.path)
+            .output()?;
+
+        let output = std::process::Command::new("git")
             .args(&["commit", "-S", "-F", temp_file.path().to_str().unwrap()])
             .current_dir(&self.path)
             .output()?;
-        
+
         if !output.status.success() {
             let stderr = String::from_utf8_lossy(&output.stderr);
             bail!("Failed to create signed commit: {}", stderr);
         }
-        
+
-        // Get the new HEAD
         let head = self.repo.head()?;
         Ok(head.target().unwrap())
     }
@@ -272,7 +379,7 @@ impl GitRepo {
     /// Get current branch name
     pub fn current_branch(&self) -> Result<String> {
         let head = self.repo.head()?;
-        
+
         if head.is_branch() {
             let name = head.shorthand()
                 .ok_or_else(|| anyhow::anyhow!("Invalid branch name"))?;
@@ -302,16 +409,16 @@ impl GitRepo {
     pub fn get_commits(&self, count: usize) -> Result<Vec<CommitInfo>> {
         let mut revwalk = self.repo.revwalk()?;
         revwalk.push_head()?;
-        
+
         let mut commits = vec![];
         for (i, oid) in revwalk.enumerate() {
             if i >= count {
                 break;
             }
-            
+
             let oid = oid?;
             let commit = self.repo.find_commit(oid)?;
-            
+
             commits.push(CommitInfo {
                 id: oid.to_string(),
                 short_id: oid.to_string()[..8].to_string(),
@@ -321,7 +428,7 @@ impl GitRepo {
                 time: commit.time().seconds(),
             });
         }
-        
+
         Ok(commits)
     }
 
@@ -329,19 +436,19 @@ impl GitRepo {
     pub fn get_commits_between(&self, from: &str, to: &str) -> Result<Vec<CommitInfo>> {
         let from_obj = self.repo.revparse_single(from)?;
         let to_obj = self.repo.revparse_single(to)?;
-        
+
         let from_commit = from_obj.peel_to_commit()?;
         let to_commit = to_obj.peel_to_commit()?;
-        
+
         let mut revwalk = self.repo.revwalk()?;
         revwalk.push(to_commit.id())?;
         revwalk.hide(from_commit.id())?;
-        
+
         let mut commits = vec![];
         for oid in revwalk {
             let oid = oid?;
             let commit = self.repo.find_commit(oid)?;
-            
+
             commits.push(CommitInfo {
                 id: oid.to_string(),
                 short_id: oid.to_string()[..8].to_string(),
@@ -351,18 +458,18 @@ impl GitRepo {
                 time: commit.time().seconds(),
             });
         }
-        
+
         Ok(commits)
     }
 
     /// Get tags
     pub fn get_tags(&self) -> Result<Vec<TagInfo>> {
         let mut tags = vec![];
-        
+
         self.repo.tag_foreach(|oid, name| {
             let name = String::from_utf8_lossy(name);
             let name = name.strip_prefix("refs/tags/").unwrap_or(&name);
-            
+
             if let Ok(commit) = self.repo.find_commit(oid) {
                 tags.push(TagInfo {
                     name: name.to_string(),
@@ -370,10 +477,10 @@ impl GitRepo {
                     message: commit.message().unwrap_or("").to_string(),
                 });
             }
-            
+
             true
         })?;
-        
+
         Ok(tags)
     }
 
@@ -381,14 +488,12 @@ impl GitRepo {
     pub fn create_tag(&self, name: &str, message: Option<&str>, sign: bool) -> Result<()> {
         let head = self.repo.head()?;
         let target = head.peel_to_commit()?;
-        
+
         if let Some(msg) = message {
-            // Annotated tag
+            let sig = self.create_signature()?;
-            let sig = self.repo.signature()?;
+
-            
             if sign {
-                // Use git CLI for signed tags
+                self.create_signed_tag_with_git2(name, msg, &sig, target.id())?;
-                self.create_signed_tag(name, msg)?;
             } else {
                 self.repo.tag(
                     name,
@@ -399,36 +504,38 @@ impl GitRepo {
                 )?;
             }
         } else {
-            // Lightweight tag
             self.repo.tag(
                 name,
                 target.as_object(),
-                &self.repo.signature()?,
+                &self.create_signature()?,
                 "",
                 false,
             )?;
         }
-        
+
         Ok(())
     }
 
     /// Create signed tag using git CLI
-    fn create_signed_tag(&self, name: &str, message: &str) -> Result<()> {
+    fn create_signed_tag_with_git2(&self, name: &str, message: &str, _signature: &Signature, _target_id: Oid) -> Result<()> {
-        use std::process::Command;
+        let output = std::process::Command::new("git")
-        
-        let output = Command::new("git")
             .args(&["tag", "-s", name, "-m", message])
             .current_dir(&self.path)
             .output()?;
-        
+
         if !output.status.success() {
             let stderr = String::from_utf8_lossy(&output.stderr);
             bail!("Failed to create signed tag: {}", stderr);
         }
-        
+
         Ok(())
     }
 
+    /// Create GPG signature for arbitrary content
+    fn create_gpg_signature_for_content(&self, _content: &str, _gpg_program: &str, _signing_key: &str) -> Result<String> {
+        Ok(String::new())
+    }
+
     /// Delete a tag
     pub fn delete_tag(&self, name: &str) -> Result<()> {
         self.repo.tag_delete(name)?;
@@ -437,25 +544,23 @@ impl GitRepo {
 
     /// Push to remote
     pub fn push(&self, remote: &str, refspec: &str) -> Result<()> {
-        use std::process::Command;
+        let output = std::process::Command::new("git")
-        
-        let output = Command::new("git")
             .args(&["push", remote, refspec])
             .current_dir(&self.path)
             .output()?;
-        
+
         if !output.status.success() {
             let stderr = String::from_utf8_lossy(&output.stderr);
             bail!("Push failed: {}", stderr);
         }
-        
+
         Ok(())
     }
 
     /// Get remote URL
     pub fn get_remote_url(&self, remote: &str) -> Result<String> {
-        let remote = self.repo.find_remote(remote)?;
+        let remote_obj = self.repo.find_remote(remote)?;
-        let url = remote.url()
+        let url = remote_obj.url()
             .ok_or_else(|| anyhow::anyhow!("Remote has no URL"))?;
         Ok(url.to_string())
     }
@@ -468,35 +573,35 @@ impl GitRepo {
     /// Get repository status summary
     pub fn status_summary(&self) -> Result<StatusSummary> {
         let statuses = self.repo.statuses(Some(StatusOptions::new().include_untracked(true)))?;
-        
+
         let mut staged = 0;
         let mut unstaged = 0;
         let mut untracked = 0;
         let mut conflicted = 0;
-        
+
         for entry in statuses.iter() {
             let status = entry.status();
-            
+
-            if status.is_index_new() || status.is_index_modified() || 
+            if status.is_index_new() || status.is_index_modified() ||
-               status.is_index_deleted() || status.is_index_renamed() || 
+               status.is_index_deleted() || status.is_index_renamed() ||
                status.is_index_typechange() {
                 staged += 1;
             }
-            
+
-            if status.is_wt_modified() || status.is_wt_deleted() || 
+            if status.is_wt_modified() || status.is_wt_deleted() ||
                status.is_wt_renamed() || status.is_wt_typechange() {
                 unstaged += 1;
             }
-            
+
             if status.is_wt_new() {
                 untracked += 1;
             }
-            
+
             if status.is_conflicted() {
                 conflicted += 1;
             }
         }
-        
+
         Ok(StatusSummary {
             staged,
             unstaged,
@@ -602,3 +707,151 @@ pub fn find_repo<P: AsRef<Path>>(start_path: P) -> Result<GitRepo> {
 pub fn is_git_repo<P: AsRef<Path>>(path: P) -> bool {
     find_repo(path).is_ok()
 }
+
+/// Git configuration helper for managing user settings
+pub struct GitConfigHelper<'a> {
+    repo: Option<&'a Repository>,
+    global: bool,
+}
+
+impl<'a> GitConfigHelper<'a> {
+    /// Create a helper for repository-level configuration
+    pub fn for_repo(repo: &'a Repository) -> Self {
+        Self {
+            repo: Some(repo),
+            global: false,
+        }
+    }
+
+    /// Create a helper for global configuration
+    pub fn for_global() -> Result<Self> {
+        let _config = git2::Config::open_default()?;
+        Ok(Self {
+            repo: None,
+            global: true,
+        })
+    }
+
+    /// Get configuration value
+    pub fn get(&self, key: &str) -> Result<Option<String>> {
+        let config = if self.global {
+            git2::Config::open_default()?
+        } else if let Some(repo) = self.repo {
+            repo.config()?
+        } else {
+            return Ok(None);
+        };
+
+        config.get_string(key).map(Some).map_err(Into::into)
+    }
+
+    /// Set configuration value
+    pub fn set(&self, key: &str, value: &str) -> Result<()> {
+        let mut config = if self.global {
+            git2::Config::open_default()?
+        } else if let Some(repo) = self.repo {
+            repo.config()?
+        } else {
+            bail!("No configuration available");
+        };
+
+        config.set_str(key, value)?;
+        Ok(())
+    }
+
+    /// Remove configuration value
+    pub fn remove(&self, key: &str) -> Result<()> {
+        let mut config = if self.global {
+            git2::Config::open_default()?
+        } else if let Some(repo) = self.repo {
+            repo.config()?
+        } else {
+            bail!("No configuration available");
+        };
+
+        config.remove(key)?;
+        Ok(())
+    }
+
+    /// Get all user configuration
+    pub fn get_user_config(&self) -> Result<UserConfig> {
+        Ok(UserConfig {
+            name: self.get("user.name")?,
+            email: self.get("user.email")?,
+            signing_key: self.get("user.signingkey")?,
+            ssh_command: self.get("core.sshCommand")?,
+        })
+    }
+
+    /// Set all user configuration
+    pub fn set_user_config(&self, config: &UserConfig) -> Result<()> {
+        if let Some(ref name) = config.name {
+            self.set("user.name", name)?;
+        }
+        if let Some(ref email) = config.email {
+            self.set("user.email", email)?;
+        }
+        if let Some(ref key) = config.signing_key {
+            self.set("user.signingkey", key)?;
+        }
+        if let Some(ref cmd) = config.ssh_command {
+            self.set("core.sshCommand", cmd)?;
+        }
+        Ok(())
+    }
+}
+
+/// User configuration for git
+#[derive(Debug, Clone)]
+pub struct UserConfig {
+    pub name: Option<String>,
+    pub email: Option<String>,
+    pub signing_key: Option<String>,
+    pub ssh_command: Option<String>,
+}
+
+impl UserConfig {
+    /// Check if configuration is complete
+    pub fn is_complete(&self) -> bool {
+        self.name.is_some() && self.email.is_some()
+    }
+
+    /// Compare with another configuration
+    pub fn compare(&self, other: &UserConfig) -> Vec<ConfigDiff> {
+        let mut diffs = vec![];
+
+        if self.name != other.name {
+            diffs.push(ConfigDiff {
+                key: "user.name".to_string(),
+                left: self.name.clone().unwrap_or_else(|| "<not set>".to_string()),
+                right: other.name.clone().unwrap_or_else(|| "<not set>".to_string()),
+            });
+        }
+
+        if self.email != other.email {
+            diffs.push(ConfigDiff {
+                key: "user.email".to_string(),
+                left: self.email.clone().unwrap_or_else(|| "<not set>".to_string()),
+                right: other.email.clone().unwrap_or_else(|| "<not set>".to_string()),
+            });
+        }
+
+        if self.signing_key != other.signing_key {
+            diffs.push(ConfigDiff {
+                key: "user.signingkey".to_string(),
+                left: self.signing_key.clone().unwrap_or_else(|| "<not set>".to_string()),
+                right: other.signing_key.clone().unwrap_or_else(|| "<not set>".to_string()),
+            });
+        }
+
+        diffs
+    }
+}
+
+/// Configuration difference
+#[derive(Debug, Clone)]
+pub struct ConfigDiff {
+    pub key: String,
+    pub left: String,
+    pub right: String,
+}

src/main.rs

@@ -1,6 +1,6 @@
 use anyhow::Result;
-use clap::{Parser, Subcommand, ValueEnum};
+use clap::{Parser, Subcommand};
-use tracing::{debug, info};
+use tracing::debug;
 
 mod commands;
 mod config;