refactor: stabilize runtime and unify config

pkg/tools/skill_exec_args_test.go

@@ -0,0 +1,38 @@
+package tools
+
+import (
+	"context"
+	"os"
+	"path/filepath"
+	"strings"
+	"testing"
+)
+
+func TestSkillExecParsesStringArgsList(t *testing.T) {
+	workspace := t.TempDir()
+	skillDir := filepath.Join(workspace, "skills", "demo")
+	scriptDir := filepath.Join(skillDir, "scripts")
+	if err := os.MkdirAll(scriptDir, 0755); err != nil {
+		t.Fatalf("mkdir failed: %v", err)
+	}
+	if err := os.WriteFile(filepath.Join(skillDir, "SKILL.md"), []byte("# Demo\n"), 0644); err != nil {
+		t.Fatalf("write skill md failed: %v", err)
+	}
+	scriptPath := filepath.Join(scriptDir, "run.sh")
+	if err := os.WriteFile(scriptPath, []byte("#!/bin/sh\nprintf \"%s %s\" \"$1\" \"$2\"\n"), 0755); err != nil {
+		t.Fatalf("write script failed: %v", err)
+	}
+
+	tool := NewSkillExecTool(workspace)
+	out, err := tool.Execute(context.Background(), map[string]interface{}{
+		"skill":  "demo",
+		"script": "scripts/run.sh",
+		"args":   "hello,world",
+	})
+	if err != nil {
+		t.Fatalf("execute failed: %v", err)
+	}
+	if !strings.Contains(out, "hello world") {
+		t.Fatalf("unexpected output: %s", out)
+	}
+}