docs: update repository links for Gitea and GitLab

docs.json

@@ -169,9 +169,9 @@
     },
     "links": [
       {
-        "label": "GitHub",
-        "href": "https://github.com/KenanZhu/AutoLibrary",
-        "icon": "github"
+        "label": "项目源码",
+        "href": "https://gitea.kenanzhu.com/AutoLibrary/AutoLibrary",
+        "icon": "code"
       }
     ]
   },
@@ -184,8 +184,20 @@
     ]
   },
   "footer": {
-    "socials": {
-      "github": "https://github.com/KenanZhu/AutoLibrary"
-    }
+    "links": [
+      {
+        "header": "代码仓库",
+        "items": [
+          {
+            "label": "AutoLibrary（Gitea）",
+            "href": "https://gitea.kenanzhu.com/AutoLibrary/AutoLibrary"
+          },
+          {
+            "label": "用户手册（GitLab）",
+            "href": "https://gitlab.com/KenanZhu/AutoLibraryManuals"
+          }
+        ]
+      }
+    ]
   }
 }