feat:Add 3 new LLM providers and optimize the readme.

src/config/manager.rs

@@ -220,6 +220,72 @@ impl ConfigManager {
         self.modified = true;
     }
 
+    /// Get Kimi API key
+    pub fn kimi_api_key(&self) -> Option<&String> {
+        self.config.llm.kimi.api_key.as_ref()
+    }
+
+    /// Set Kimi API key
+    pub fn set_kimi_api_key(&mut self, key: String) {
+        self.config.llm.kimi.api_key = Some(key);
+        self.modified = true;
+    }
+
+    /// Get Kimi base URL
+    pub fn kimi_base_url(&self) -> &str {
+        &self.config.llm.kimi.base_url
+    }
+
+    /// Set Kimi base URL
+    pub fn set_kimi_base_url(&mut self, url: String) {
+        self.config.llm.kimi.base_url = url;
+        self.modified = true;
+    }
+
+    /// Get DeepSeek API key
+    pub fn deepseek_api_key(&self) -> Option<&String> {
+        self.config.llm.deepseek.api_key.as_ref()
+    }
+
+    /// Set DeepSeek API key
+    pub fn set_deepseek_api_key(&mut self, key: String) {
+        self.config.llm.deepseek.api_key = Some(key);
+        self.modified = true;
+    }
+
+    /// Get DeepSeek base URL
+    pub fn deepseek_base_url(&self) -> &str {
+        &self.config.llm.deepseek.base_url
+    }
+
+    /// Set DeepSeek base URL
+    pub fn set_deepseek_base_url(&mut self, url: String) {
+        self.config.llm.deepseek.base_url = url;
+        self.modified = true;
+    }
+
+    /// Get OpenRouter API key
+    pub fn openrouter_api_key(&self) -> Option<&String> {
+        self.config.llm.openrouter.api_key.as_ref()
+    }
+
+    /// Set OpenRouter API key
+    pub fn set_openrouter_api_key(&mut self, key: String) {
+        self.config.llm.openrouter.api_key = Some(key);
+        self.modified = true;
+    }
+
+    /// Get OpenRouter base URL
+    pub fn openrouter_base_url(&self) -> &str {
+        &self.config.llm.openrouter.base_url
+    }
+
+    /// Set OpenRouter base URL
+    pub fn set_openrouter_base_url(&mut self, url: String) {
+        self.config.llm.openrouter.base_url = url;
+        self.modified = true;
+    }
+
     // Commit configuration
 
     /// Get commit format