feat: improve logging, tool compatibility, and endpoint configuration

config/config.go

@@ -106,15 +106,24 @@ type Config struct {
 	OpenAIThinkingFormat string `json:"openaiThinkingFormat,omitempty"` // OpenAI output format: "reasoning_content", "thinking", or "think"
 	ClaudeThinkingFormat string `json:"claudeThinkingFormat,omitempty"` // Claude output format: "reasoning_content", "thinking", or "think"
 
-	// Endpoint configuration: "auto", "codewhisperer", or "amazonq"
+	// Endpoint configuration: "auto", "kiro", "codewhisperer", or "amazonq"
 	PreferredEndpoint string `json:"preferredEndpoint,omitempty"`
 
+	// EndpointFallback controls whether to try other endpoints when the preferred one fails.
+	// Defaults to true. Set to false to only use the preferred endpoint.
+	EndpointFallback *bool `json:"endpointFallback,omitempty"`
+
 	// Proxy configuration: optional outbound proxy for Kiro API requests
 	// Format: "socks5://host:port", "socks5://user:pass@host:port",
 	//         "http://host:port",  "http://user:pass@host:port"
 	// Leave empty to connect directly.
 	ProxyURL string `json:"proxyURL,omitempty"`
 
+	// LogLevel controls verbosity of application logs.
+	// Accepted values: "debug", "info", "warn", "error". Defaults to "info".
+	// Can be overridden by the LOG_LEVEL environment variable.
+	LogLevel string `json:"logLevel,omitempty"`
+
 	// Global statistics (persisted across restarts)
 	TotalRequests   int     `json:"totalRequests,omitempty"`   // Total API requests received
 	SuccessRequests int     `json:"successRequests,omitempty"` // Successful requests count
@@ -464,6 +473,24 @@ func UpdatePreferredEndpoint(endpoint string) error {
 	return Save()
 }
 
+// GetEndpointFallback returns whether endpoint fallback is enabled. Defaults to true.
+func GetEndpointFallback() bool {
+	cfgLock.RLock()
+	defer cfgLock.RUnlock()
+	if cfg.EndpointFallback == nil {
+		return true
+	}
+	return *cfg.EndpointFallback
+}
+
+// UpdateEndpointFallback sets the endpoint fallback switch and persists the change.
+func UpdateEndpointFallback(enabled bool) error {
+	cfgLock.Lock()
+	defer cfgLock.Unlock()
+	cfg.EndpointFallback = &enabled
+	return Save()
+}
+
 // GetProxyURL 获取出站代理地址
 func GetProxyURL() string {
 	cfgLock.RLock()
@@ -479,6 +506,24 @@ func UpdateProxySettings(proxyURL string) error {
 	return Save()
 }
 
+// GetLogLevel returns the configured log level (debug/info/warn/error). Defaults to "info".
+func GetLogLevel() string {
+	cfgLock.RLock()
+	defer cfgLock.RUnlock()
+	if cfg == nil || cfg.LogLevel == "" {
+		return "info"
+	}
+	return cfg.LogLevel
+}
+
+// UpdateLogLevel updates the log level setting and persists the change.
+func UpdateLogLevel(level string) error {
+	cfgLock.Lock()
+	defer cfgLock.Unlock()
+	cfg.LogLevel = level
+	return Save()
+}
+
 type KiroClientConfig struct {
 	KiroVersion   string
 	SystemVersion string