feat(repo): 整理 Qoder Skills 和 MCP 配置到仓库

- 添加 5 个用户级别 Skills:
  - auto-commit: 自动 Git 提交
  - karpathy-guidelines: 编码规范指南
  - opencli-websearch: 多源网络搜索
  - pdf-reader: PDF 内容提取
  - repo-analyzer: 项目深度分析

- 添加 Playwright MCP 配置 (21 个浏览器自动化工具)
- 创建完整的 README.md 文档说明

mcps/playwright/tools/browser_click.json

@@ -0,0 +1,47 @@
+{
+  "name": "browser_click",
+  "description": "Perform click on a web page",
+  "inputSchema": {
+    "properties": {
+      "button": {
+        "description": "Button to click, defaults to left",
+        "enum": [
+          "left",
+          "right",
+          "middle"
+        ],
+        "type": "string"
+      },
+      "doubleClick": {
+        "description": "Whether to perform a double click instead of a single click",
+        "type": "boolean"
+      },
+      "element": {
+        "description": "Human-readable element description used to obtain permission to interact with the element",
+        "type": "string"
+      },
+      "modifiers": {
+        "description": "Modifier keys to press",
+        "items": {
+          "enum": [
+            "Alt",
+            "Control",
+            "ControlOrMeta",
+            "Meta",
+            "Shift"
+          ],
+          "type": "string"
+        },
+        "type": "array"
+      },
+      "ref": {
+        "description": "Exact target element reference from the page snapshot",
+        "type": "string"
+      }
+    },
+    "required": [
+      "ref"
+    ],
+    "type": "object"
+  }
+}