More idiomatic

Signed-off-by: David Gageot <david.gageot@docker.com>

Author: dgageot

internal/creator/agent.go

@@ -145,7 +145,7 @@ func StreamCreateAgent(ctx context.Context, baseDir, prompt string, runConfig la
 	}
 
 	// If not using a models gateway, avoid selecting a provider the user can't run
-	usableProviders := []string{}
+	var usableProviders []string
 	if runConfig.ModelsGateway == "" {
 		if os.Getenv("OPENAI_API_KEY") != "" {
 			usableProviders = append(usableProviders, "openai")

pkg/agent/agent.go

@@ -88,7 +88,7 @@ func (a *Agent) Tools(ctx context.Context) ([]tools.Tool, error) {
 		return nil, err
 	}
 
-	agentTools := []tools.Tool{}
+	var agentTools []tools.Tool
 	for _, toolSet := range a.toolsets {
 		ta, err := toolSet.Tools(ctx)
 		if err != nil {

pkg/server/server.go

@@ -882,7 +882,7 @@ func (s *Server) runAgent(c echo.Context) error {
 
 	rt, exists := s.runtimes[sess.ID]
 	if !exists {
-		opts := []runtime.Opt{}
+		var opts []runtime.Opt
 		if s.autoRunTools {
 			opts = append(opts, runtime.WithAutoRunTools(true))
 		}

pkg/servicecore/manager.go

@@ -378,7 +378,7 @@ func (m *Manager) GetSessionInfo(clientID, sessionID string) (*SessionInfo, erro
 		metadata["toolsets_count"] = len(toolsets)
 
 		// Get available tools from toolsets
-		availableTools := []string{}
+		var availableTools []string
 		for _, ts := range toolsets {
 			tools, err := ts.Tools(context.Background())
 			if err == nil {

pkg/servicecore/resolver.go

@@ -152,7 +152,7 @@ func (r *Resolver) ResolveAgent(agentSpec string) (string, error) {
 
 // ListFileAgents lists agents available as files
 func (r *Resolver) ListFileAgents() ([]AgentInfo, error) {
-	agents := []AgentInfo{}
+	var agents []AgentInfo
 
 	// Check if agents directory exists
 	if !r.fileExists(r.agentsDir) {

pkg/tools/builtin/filesystem.go

@@ -403,7 +403,7 @@ func (t *FilesystemTool) Tools(ctx context.Context) ([]tools.Tool, error) {
 		return tls, nil
 	}
 
-	allowedTools := []tools.Tool{}
+	var allowedTools []tools.Tool
 	for _, tool := range t.allowedTools {
 		allowedTools = append(allowedTools, tools.Tool{
 			Function: &tools.FunctionDefinition{