feat(commit): 添加提交消息模板支持

- 移除 config 命令中未使用的 List 子命令及相关显示字段
- 统一 ChangelogCommand 和 CommitCommand 的 ContentGenerator 初始化方式

src/config/profile.rs

@@ -124,6 +124,11 @@ impl GitProfile {
             .or_else(|| self.gpg.as_ref().map(|g| g.key_id.as_str()))
     }
 
+    /// Get the commit template if set
+    pub fn commit_template(&self) -> Option<&str> {
+        self.settings.commit_template.as_deref()
+    }
+
     /// Add a token to the profile
     pub fn add_token(&mut self, service: String, token: TokenConfig) {
         self.tokens.insert(service, token);
@@ -159,78 +164,120 @@ impl GitProfile {
     pub fn apply_to_repo(&self, repo: &git2::Repository) -> Result<()> {
         let mut config = repo.config()?;
 
-        config.set_str("user.name", &self.user_name)?;
-        config.set_str("user.email", &self.user_email)?;
-
-        if let Some(key) = self.signing_key() {
-            config.set_str("user.signingkey", key)?;
-
-            if self.settings.auto_sign_commits {
-                config.set_bool("commit.gpgsign", true)?;
-            }
-
-            if self.settings.auto_sign_tags {
-                config.set_bool("tag.gpgsign", true)?;
-            }
+        // Clean up old managed keys that the new profile won't set
+        if self.ssh.as_ref().and_then(|s| s.git_ssh_command()).is_none() {
+            let _ = config.remove("core.sshCommand");
+        }
+        if self.signing_key().is_none() {
+            let _ = config.remove("user.signingkey");
+            let _ = config.remove("commit.gpgsign");
+            let _ = config.remove("tag.gpgsign");
+        }
+        if self.gpg.is_none() {
+            let _ = config.remove("gpg.program");
         }
 
-        if let Some(ref ssh) = self.ssh
-            && let Some(ref key_path) = ssh.private_key_path
-        {
-            let path_str = key_path.display().to_string();
-            #[cfg(target_os = "windows")]
-            {
-                config.set_str(
-                    "core.sshCommand",
-                    &format!("ssh -i \"{}\"", path_str.replace('\\', "/")),
-                )?;
+        // Apply new values; track whether we've written past name/email for rollback
+        let mut wrote_optional = false;
+        let result = (|| -> Result<()> {
+            config.set_str("user.name", &self.user_name)?;
+            config.set_str("user.email", &self.user_email)?;
+
+            if let Some(ref gpg) = self.gpg {
+                config.set_str("gpg.program", &gpg.program)?;
+                wrote_optional = true;
             }
-            #[cfg(not(target_os = "windows"))]
-            {
-                config.set_str("core.sshCommand", &format!("ssh -i '{}'", path_str))?;
+
+            if let Some(key) = self.signing_key() {
+                config.set_str("user.signingkey", key)?;
+                if self.settings.auto_sign_commits {
+                    config.set_bool("commit.gpgsign", true)?;
+                }
+                if self.settings.auto_sign_tags {
+                    config.set_bool("tag.gpgsign", true)?;
+                }
+                wrote_optional = true;
             }
+
+            if let Some(ref ssh) = self.ssh {
+                if let Some(ssh_cmd) = ssh.git_ssh_command() {
+                    config.set_str("core.sshCommand", &ssh_cmd)?;
+                    wrote_optional = true;
+                }
+            }
+
+            Ok(())
+        })();
+
+        if result.is_err() && wrote_optional {
+            let _ = config.remove("core.sshCommand");
+            let _ = config.remove("user.signingkey");
+            let _ = config.remove("commit.gpgsign");
+            let _ = config.remove("tag.gpgsign");
+            let _ = config.remove("gpg.program");
         }
 
-        Ok(())
+        result
     }
 
     /// Apply this profile globally
     pub fn apply_global(&self) -> Result<()> {
         let mut config = git2::Config::open_default()?;
 
-        config.set_str("user.name", &self.user_name)?;
-        config.set_str("user.email", &self.user_email)?;
-
-        if let Some(key) = self.signing_key() {
-            config.set_str("user.signingkey", key)?;
-
-            if self.settings.auto_sign_commits {
-                config.set_bool("commit.gpgsign", true)?;
-            }
-
-            if self.settings.auto_sign_tags {
-                config.set_bool("tag.gpgsign", true)?;
-            }
+        // Clean up old managed keys that the new profile won't set
+        if self.ssh.as_ref().and_then(|s| s.git_ssh_command()).is_none() {
+            let _ = config.remove("core.sshCommand");
+        }
+        if self.signing_key().is_none() {
+            let _ = config.remove("user.signingkey");
+            let _ = config.remove("commit.gpgsign");
+            let _ = config.remove("tag.gpgsign");
+        }
+        if self.gpg.is_none() {
+            let _ = config.remove("gpg.program");
         }
 
-        if let Some(ref ssh) = self.ssh
-            && let Some(ref key_path) = ssh.private_key_path
-        {
-            let path_str = key_path.display().to_string();
-            #[cfg(target_os = "windows")]
-            {
-                config.set_str(
-                    "core.sshCommand",
-                    &format!("ssh -i \"{}\"", path_str.replace('\\', "/")),
-                )?;
+        // Apply new values; track whether we've written past name/email for rollback
+        let mut wrote_optional = false;
+        let result = (|| -> Result<()> {
+            config.set_str("user.name", &self.user_name)?;
+            config.set_str("user.email", &self.user_email)?;
+
+            if let Some(ref gpg) = self.gpg {
+                config.set_str("gpg.program", &gpg.program)?;
+                wrote_optional = true;
             }
-            #[cfg(not(target_os = "windows"))]
-            {
-                config.set_str("core.sshCommand", &format!("ssh -i '{}'", path_str))?;
+
+            if let Some(key) = self.signing_key() {
+                config.set_str("user.signingkey", key)?;
+                if self.settings.auto_sign_commits {
+                    config.set_bool("commit.gpgsign", true)?;
+                }
+                if self.settings.auto_sign_tags {
+                    config.set_bool("tag.gpgsign", true)?;
+                }
+                wrote_optional = true;
             }
+
+            if let Some(ref ssh) = self.ssh {
+                if let Some(ssh_cmd) = ssh.git_ssh_command() {
+                    config.set_str("core.sshCommand", &ssh_cmd)?;
+                    wrote_optional = true;
+                }
+            }
+
+            Ok(())
+        })();
+
+        if result.is_err() && wrote_optional {
+            let _ = config.remove("core.sshCommand");
+            let _ = config.remove("user.signingkey");
+            let _ = config.remove("commit.gpgsign");
+            let _ = config.remove("tag.gpgsign");
+            let _ = config.remove("gpg.program");
         }
 
-        Ok(())
+        result
     }
 
     /// Compare with current git configuration
@@ -349,25 +396,72 @@ impl SshConfig {
             bail!("SSH public key does not exist: {:?}", path);
         }
 
+        if let Some(ref path) = self.known_hosts_file
+            && !path.exists()
+        {
+            bail!("SSH known_hosts file does not exist: {:?}", path);
+        }
+
         Ok(())
     }
 
-    /// Get SSH command for git
+    /// Get the effective public key path, deriving from private key if not explicitly set
+    pub fn effective_public_key_path(&self) -> Option<std::path::PathBuf> {
+        self.public_key_path.clone().or_else(|| {
+            self.private_key_path.as_ref().map(|pk| {
+                let mut pub_path = pk.clone();
+                let ext = pk
+                    .extension()
+                    .map(|e| format!("{}.pub", e.to_string_lossy()))
+                    .unwrap_or_else(|| "pub".to_string());
+                pub_path.set_extension(&ext);
+                pub_path
+            })
+        })
+    }
+
+    /// Get the effective SSH command for git config
+    ///
+    /// Priority: custom `ssh_command` > constructed from key/agent/known_hosts
     pub fn git_ssh_command(&self) -> Option<String> {
         if let Some(ref cmd) = self.ssh_command {
-            Some(cmd.clone())
-        } else if let Some(ref key_path) = self.private_key_path {
+            return Some(cmd.clone());
+        }
+
+        let mut parts: Vec<String> = vec!["ssh".to_string()];
+
+        if self.agent_forwarding {
+            parts.push("-A".to_string());
+        }
+
+        if let Some(ref key_path) = self.private_key_path {
             let path_str = key_path.display().to_string();
             #[cfg(target_os = "windows")]
             {
-                Some(format!("ssh -i \"{}\"", path_str.replace('\\', "/")))
+                parts.push(format!("-i \"{}\"", path_str.replace('\\', "/")));
             }
             #[cfg(not(target_os = "windows"))]
             {
-                Some(format!("ssh -i '{}'", path_str))
+                parts.push(format!("-i '{}'", path_str));
             }
-        } else {
+        }
+
+        if let Some(ref known_hosts) = self.known_hosts_file {
+            let kh_str = known_hosts.display().to_string();
+            #[cfg(target_os = "windows")]
+            {
+                parts.push(format!("-o UserKnownHostsFile=\"{}\"", kh_str.replace('\\', "/")));
+            }
+            #[cfg(not(target_os = "windows"))]
+            {
+                parts.push(format!("-o UserKnownHostsFile='{}'", kh_str));
+            }
+        }
+
+        if parts.len() == 1 {
             None
+        } else {
+            Some(parts.join(" "))
         }
     }
 }