added proper logging to the mcp agent mode

cmd/sidekick-mcp/main.go

@@ -25,6 +25,8 @@ func main() {
     log.SetOutput(os.Stderr)
   }
 
+  sidekick.GlobalLogger = log.Printf
+
   tmpl, _ := sidekick.LoadPrompts("prompts.toml")
 
   sidekick.InitMCPServers(cfg.MCPServers)
@@ -38,7 +40,14 @@ func main() {
       }
     }
     mCfg := cfg.Models[aCfg.ModelID]
-    pool[id] = sidekick.NewSidekick(aCfg, mCfg, nil)
+    agent := sidekick.NewSidekick(aCfg, mCfg, nil)
+    if aCfg.LogIntermediate {
+      agentID := id
+      agent.IntermediateHandler = func(msg string) {
+        log.Printf("[Agent %s] %s\n", agentID, msg)
+      }
+    }
+    pool[id] = agent
   }
 
   entryAgent := "coordinator"
@@ -79,9 +88,12 @@ func main() {
     func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) {
       msg, err := request.RequireString("message")
       if err != nil {
+        log.Printf("Received invalid 'query' request: missing message argument")
         return nil, fmt.Errorf("message argument is required and must be a string: %v", err)
       }
 
+      log.Printf("Received 'query' request (message length: %d)", len(msg))
+
       var inCtx []sidekick.Message
 
       args := request.GetArguments()
@@ -113,9 +125,12 @@ func main() {
 
       responseStr, err := agent.Run(ctx, inCtx, pool)
       if err != nil {
+        log.Printf("Agent run failed: %v", err)
         return nil, fmt.Errorf("agent run failed: %w", err)
       }
 
+      log.Printf("Sending response (length: %d)", len(responseStr))
+
       // Add the final response to the history structure to be returned
       outHistory := append(inCtx, sidekick.Message{
         Role:    sidekick.MessageRole("assistant"),

config.toml

@@ -37,7 +37,7 @@ port = 8080
   model_id = "default"
   enable_shell_exec = true
   streaming = false
-  log_intermediate = false
+  log_intermediate = true
   system_prompt = "You are the Lead Architect. You oversee the software development lifecycle, plan features, and delegate implementation to specialized subagents."
   description = "Lead Architect and project coordinator"
   max_iterations = 15
@@ -54,7 +54,7 @@ port = 8080
   model_id = "default"
   enable_shell_exec = true
   streaming = false
-  log_intermediate = false
+  log_intermediate = true
   system_prompt = "You are a Senior Software Engineer specializing in implementation. Your goal is to write clean, efficient, and well-documented code based on the architect's instructions."
   description = "Senior Developer focused on implementation and refactoring"
   max_iterations = 10
@@ -69,7 +69,7 @@ port = 8080
   role = "SPECIALIST"
   model_id = "fast"
   streaming = false
-  log_intermediate = false
+  log_intermediate = true
   system_prompt = "You are a Quality Assurance Specialist and Code Reviewer. Your role is to analyze code for potential bugs, security vulnerabilities, and style violations."
   description = "Code Reviewer and Quality Assurance specialist"
   max_iterations = 8
@@ -85,7 +85,7 @@ port = 8080
   model_id = "fast"
   enable_shell_exec = true
   streaming = false
-  log_intermediate = false
+  log_intermediate = true
   system_prompt = "You are a Test Engineer. Your primary responsibility is to write and execute tests to ensure software reliability and correctness."
   description = "Test Engineer focused on automated testing and verification"
   max_iterations = 10

mcp.go

@@ -54,6 +54,9 @@ func (w *mcpGoClientWrapper) Close() error {
 // Global server configurations
 var mcpServers map[string]MCPServerConfig
 
+// GlobalLogger is an optional logger for MCP connections
+var GlobalLogger func(format string, v ...interface{})
+
 // InitMCPServers sets up the global registry for MCP factories
 func InitMCPServers(servers map[string]MCPServerConfig) {
   mcpServers = servers
@@ -66,6 +69,10 @@ var defaultMCPFactory MCPClientFactory = func(toolset string) (MCPClientInterfac
     return nil, fmt.Errorf("unknown MCP server: %s", toolset)
   }
 
+  if GlobalLogger != nil {
+    GlobalLogger("Initializing MCP connection to %s via %s", toolset, cfg.Transport)
+  }
+
   var c *client.Client
   var err error