ci: add golangci-lint config and fix formatting

- Add .golangci.yml with minimal linters (govet, ineffassign)
- Run gofmt -s and goimports on all files to fix formatting
- Disable fieldalignment and copylocks checks in govet

cmd/status.go

@@ -14,18 +14,18 @@ import (
 func runStatus(ctx context.Context) error {
 	// Update config from environment
 	cfg.UpdateFromEnvironment()
-	
+
 	// Validate configuration
 	if err := cfg.Validate(); err != nil {
 		return fmt.Errorf("configuration error: %w", err)
 	}
-	
+
 	// Display header
 	displayHeader()
-	
+
 	// Display configuration
 	displayConfiguration()
-	
+
 	// Test database connection
 	return testConnection(ctx)
 }
@@ -41,7 +41,7 @@ func displayHeader() {
 		fmt.Println("\033[1;37m Database Backup & Recovery Tool\033[0m")
 		fmt.Println("\033[1;34m==============================================================\033[0m")
 	}
-	
+
 	fmt.Printf("Version: %s (built: %s, commit: %s)\n", cfg.Version, cfg.BuildTime, cfg.GitCommit)
 	fmt.Println()
 }
@@ -53,32 +53,32 @@ func displayConfiguration() {
 	fmt.Printf("  Host:          %s:%d\n", cfg.Host, cfg.Port)
 	fmt.Printf("  User:          %s\n", cfg.User)
 	fmt.Printf("  Database:      %s\n", cfg.Database)
-	
+
 	if cfg.Password != "" {
 		fmt.Printf("  Password:      ****** (set)\n")
 	} else {
 		fmt.Printf("  Password:      (not set)\n")
 	}
-	
+
 	fmt.Printf("  SSL Mode:      %s\n", cfg.SSLMode)
 	if cfg.Insecure {
 		fmt.Printf("  SSL:           disabled\n")
 	}
-	
+
 	fmt.Printf("  Backup Dir:    %s\n", cfg.BackupDir)
 	fmt.Printf("  Compression:   %d\n", cfg.CompressionLevel)
 	fmt.Printf("  Jobs:          %d\n", cfg.Jobs)
 	fmt.Printf("  Dump Jobs:     %d\n", cfg.DumpJobs)
 	fmt.Printf("  Max Cores:     %d\n", cfg.MaxCores)
 	fmt.Printf("  Auto Detect:   %v\n", cfg.AutoDetectCores)
-	
+
 	// System information
 	fmt.Println()
 	fmt.Println("System Information:")
 	fmt.Printf("  OS:            %s/%s\n", runtime.GOOS, runtime.GOARCH)
 	fmt.Printf("  CPU Cores:     %d\n", runtime.NumCPU())
 	fmt.Printf("  Go Version:    %s\n", runtime.Version())
-	
+
 	// Check if backup directory exists
 	if info, err := os.Stat(cfg.BackupDir); err != nil {
 		fmt.Printf("  Backup Dir:    %s (does not exist - will be created)\n", cfg.BackupDir)
@@ -87,7 +87,7 @@ func displayConfiguration() {
 	} else {
 		fmt.Printf("  Backup Dir:    %s (exists but not a directory!)\n", cfg.BackupDir)
 	}
-	
+
 	fmt.Println()
 }
 
@@ -95,7 +95,7 @@ func displayConfiguration() {
 func testConnection(ctx context.Context) error {
 	// Create progress indicator
 	indicator := progress.NewIndicator(true, "spinner")
-	
+
 	// Create database instance
 	db, err := database.New(cfg, log)
 	if err != nil {
@@ -103,7 +103,7 @@ func testConnection(ctx context.Context) error {
 		return err
 	}
 	defer db.Close()
-	
+
 	// Test tool availability
 	indicator.Start("Checking required tools...")
 	if err := db.ValidateBackupTools(); err != nil {
@@ -111,7 +111,7 @@ func testConnection(ctx context.Context) error {
 		return err
 	}
 	indicator.Complete("Required tools available")
-	
+
 	// Test connection
 	indicator.Start(fmt.Sprintf("Connecting to %s...", cfg.DatabaseType))
 	if err := db.Connect(ctx); err != nil {
@@ -119,32 +119,32 @@ func testConnection(ctx context.Context) error {
 		return err
 	}
 	indicator.Complete("Connected successfully")
-	
+
 	// Test basic operations
 	indicator.Start("Testing database operations...")
-	
+
 	// Get version
 	version, err := db.GetVersion(ctx)
 	if err != nil {
 		indicator.Fail(fmt.Sprintf("Failed to get database version: %v", err))
 		return err
 	}
-	
+
 	// List databases
 	databases, err := db.ListDatabases(ctx)
 	if err != nil {
 		indicator.Fail(fmt.Sprintf("Failed to list databases: %v", err))
 		return err
 	}
-	
+
 	indicator.Complete("Database operations successful")
-	
+
 	// Display results
 	fmt.Println("Connection Test Results:")
 	fmt.Printf("  Status:        Connected ✅\n")
 	fmt.Printf("  Version:       %s\n", version)
 	fmt.Printf("  Databases:     %d found\n", len(databases))
-	
+
 	if len(databases) > 0 {
 		fmt.Printf("  Database List: ")
 		if len(databases) <= 5 {
@@ -165,9 +165,9 @@ func testConnection(ctx context.Context) error {
 		}
 		fmt.Println()
 	}
-	
+
 	fmt.Println()
 	fmt.Println("✅ Status check completed successfully!")
-	
+
 	return nil
-}
+}