feat: sync full workspace including web modules, docs, and configurations to Gitea

Optimized the root .gitignore to exclude virtual environments, node modules,
and temp folders to ensure clean and lightweight version tracking.

Co-authored-by: Cursor <cursoragent@cursor.com>

AI-Arco-Design-Themes-Demos-complete/flat/nodes/n102.json

@@ -0,0 +1,17 @@
+{
+  "_innerHTML": "<svg fill=\"none\" stroke=\"currentColor\" stroke-width=\"4\" viewBox=\"0 0 48 48\" width=\"1em\" height=\"1em\" class=\"icon--xP5pP arco-icon arco-icon-exclamation-circle\"><path d=\"M24 28V14m0 16v4M6 24c0-9.941 8.059-18 18-18s18 8.059 18 18-8.059 18-18 18S6 33.941 6 24Z\"></path></svg> 异常页",
+  "bbox": {
+    "height": 0,
+    "left": 20,
+    "top": 557,
+    "width": 20
+  },
+  "children": [
+    "n101"
+  ],
+  "nodeId": "n102",
+  "selector": "div.arco-menu-inner > div.arco-menu-inline:nth-of-type(8) > div.arco-menu-inline-content:nth-of-type(2) > div.arco-menu-item.arco-menu-item-indented:nth-of-type(3) > span:nth-of-type(1) > span.arco-menu-indent",
+  "styleId": "style_3",
+  "tag": "span",
+  "text": "异常页"
+}