fix: implement safe badge keys and add dynamic upvote/save badges

docs/community-stats.json

@@ -1,7 +1,7 @@
 {
   "total_posts": 22,
   "total_downloads": 4160,
-  "total_views": 45940,
+  "total_views": 45948,
   "total_upvotes": 231,
   "total_downvotes": 2,
   "total_saves": 274,
@@ -23,7 +23,7 @@
       "author": "Fu-Jie",
       "description": "Intelligently analyzes text content and generates interactive mind maps to help users structure and visualize knowledge.",
       "downloads": 954,
-      "views": 8389,
+      "views": 8390,
       "upvotes": 22,
       "saves": 50,
       "comments": 13,
@@ -87,7 +87,7 @@
       "author": "Fu-Jie",
       "description": "Extracts tables from chat messages and exports them to Excel (.xlsx) files with smart formatting.",
       "downloads": 342,
-      "views": 1671,
+      "views": 1675,
       "upvotes": 7,
       "saves": 6,
       "comments": 0,
@@ -295,7 +295,7 @@
       "author": "Fu-Jie",
       "description": "A specialized filter to bypass OpenWebUI's default RAG for GitHub Copilot SDK models. It moves uploaded files to a safe location ('copilot_files') so the Copilot Pipe can process them natively without interference.",
       "downloads": 16,
-      "views": 858,
+      "views": 861,
       "upvotes": 3,
       "saves": 0,
       "comments": 0,
@@ -311,7 +311,7 @@
       "author": "",
       "description": "",
       "downloads": 0,
-      "views": 278,
+      "views": 281,
       "upvotes": 5,
       "saves": 0,
       "comments": 0,