Fixed linter errors and fixed tests

- Added error handling for JSON encoding in ServersHandler and ServersDetailHandler.
- Updated test cases to reflect changes in handler functions and improved mock expectations.
- Refactored server initialization to include ReadHeaderTimeout for better request handling.
- Modified GitHubDeviceAuth to accept context in ValidateToken and checkOrgMembership methods.
- Improved error messages in database import functions for better debugging.
- Updated memory and mongo database list functions to accept context and improved filtering logic.
- Enhanced logging in publisher tool for better visibility during execution.
- Cleaned up code formatting and comments for better readability and maintainability.

cmd/registry/main.go

@@ -2,8 +2,8 @@ package main
 
 import (
 	"context"
+	"errors"
 	"flag"
-	"fmt"
 	"log"
 	"net/http"
 	"os"
@@ -25,9 +25,9 @@ func main() {
 
 	// Show version information if requested
 	if *showVersion {
-		fmt.Printf("MCP Registry v%s\n", Version)
-		fmt.Printf("Git commit: %s\n", GitCommit)
-		fmt.Printf("Build time: %s\n", BuildTime)
+		log.Printf("MCP Registry v%s\n", Version)
+		log.Printf("Git commit: %s\n", GitCommit)
+		log.Printf("Build time: %s\n", BuildTime)
 		return
 	}
 
@@ -47,7 +47,8 @@ func main() {
 	// Connect to MongoDB
 	mongoDB, err := database.NewMongoDB(ctx, cfg.DatabaseURL, cfg.DatabaseName, cfg.CollectionName)
 	if err != nil {
-		log.Fatalf("Failed to connect to MongoDB: %v", err)
+		log.Printf("Failed to connect to MongoDB: %v", err)
+		return
 	}
 
 	// Create registry service with MongoDB
@@ -66,7 +67,9 @@ func main() {
 
 	if cfg.SeedImport {
 		log.Println("Importing data...")
-		database.ImportSeedFile(mongoDB, cfg.SeedFilePath)
+		if err := database.ImportSeedFile(mongoDB, cfg.SeedFilePath); err != nil {
+			log.Printf("Failed to import seed file: %v", err)
+		}
 		log.Println("Data import completed successfully")
 	}
 
@@ -78,8 +81,9 @@ func main() {
 
 	// Start server in a goroutine so it doesn't block signal handling
 	go func() {
-		if err := server.Start(); err != nil && err != http.ErrServerClosed {
-			log.Fatalf("Failed to start server: %v", err)
+		if err := server.Start(); err != nil && !errors.Is(err, http.ErrServerClosed) {
+			log.Printf("Failed to start server: %v", err)
+			os.Exit(1)
 		}
 	}()
 
@@ -96,7 +100,7 @@ func main() {
 
 	// Gracefully shutdown the server
 	if err := server.Shutdown(sctx); err != nil {
-		log.Fatalf("Server forced to shutdown: %v", err)
+		log.Printf("Server forced to shutdown: %v", err)
 	}
 
 	log.Println("Server exiting")