fix: revert chart to embedded data - Kroki server-side rendering cannot fetch external URLs

docs/community-stats.json

@@ -1,7 +1,7 @@
 {
   "total_posts": 22,
   "total_downloads": 4160,
-  "total_views": 45978,
+  "total_views": 45980,
   "total_upvotes": 231,
   "total_downvotes": 2,
   "total_saves": 274,
@@ -71,7 +71,7 @@
       "author": "Fu-Jie",
       "description": "Reduces token consumption in long conversations while maintaining coherence through intelligent summarization and message compression.",
       "downloads": 363,
-      "views": 3758,
+      "views": 3759,
       "upvotes": 14,
       "saves": 34,
       "comments": 0,
@@ -183,7 +183,7 @@
       "author": "Fu-Jie",
       "description": "Integrate GitHub Copilot SDK. Supports dynamic models, multi-turn conversation, streaming, multimodal input, infinite sessions, and frontend debug logging.",
       "downloads": 107,
-      "views": 2410,
+      "views": 2411,
       "upvotes": 14,
       "saves": 9,
       "comments": 6,
@@ -311,7 +311,7 @@
       "author": "",
       "description": "",
       "downloads": 0,
-      "views": 290,
+      "views": 292,
       "upvotes": 5,
       "saves": 0,
       "comments": 0,