ci: build linux release artifacts with slimmer flags

pkg/nodes/registry_server.go

@@ -980,7 +980,6 @@ func buildSkillMarkdown(name, desc string, tools []string, systemPrompt string)
 	}
 	toolLines := make([]string, 0, len(tools))
 	for _, t := range tools {
-		t = t
 		if t == "" {
 			continue
 		}
@@ -1188,7 +1187,6 @@ func normalizeCronJobs(v interface{}) []map[string]interface{} {
 }
 
 func queryClawHubSkillVersion(ctx context.Context, skill string) (found bool, version string, err error) {
-	skill = skill
 	if skill == "" {
 		return false, "", fmt.Errorf("skill empty")
 	}

pkg/tools/process_manager.go

@@ -79,10 +79,12 @@ func (m *ProcessManager) Start(parent context.Context, command, cwd string) (str
 	}
 	stdout, err := cmd.StdoutPipe()
 	if err != nil {
+		cancel()
 		return "", err
 	}
 	stderr, err := cmd.StderrPipe()
 	if err != nil {
+		cancel()
 		return "", err
 	}
 	s := &processSession{ID: id, Command: command, StartedAt: time.Now().UTC(), cmd: cmd, cancel: cancel, done: make(chan struct{}), logQueue: make(chan []byte, 128)}

pkg/tools/sessions_tool.go

@@ -163,7 +163,6 @@ func (t *SessionsTool) Execute(ctx context.Context, args map[string]interface{})
 			return "sessions history unavailable", nil
 		}
 		key, _ := args["key"].(string)
-		key = key
 		if key == "" {
 			return "key is required for history", nil
 		}