meta(repo): Refresh GitHub topics and social preview

Update the recommended GitHub topics to use all available slots with tags
that better match the repository's real tool coverage and search intent.

Refresh the social preview assets so shared links and topic pages present
current positioning and the latest skill count more clearly.

tools/scripts/sync_repo_metadata.py

@@ -13,26 +13,26 @@ from update_readme import configure_utf8_output, find_repo_root, load_metadata,
 ABOUT_DESCRIPTION_RE = re.compile(r'"description"\s*:\s*"([^"]*)"')
 GITHUB_HOMEPAGE_URL = "https://sickn33.github.io/antigravity-awesome-skills/"
 RECOMMENDED_TOPICS = [
-    "agentic-skills",
-    "agent-skills",
-    "ai-agents",
-    "ai-agent-skills",
-    "awesome-list",
-    "awesome-lists",
     "antigravity",
     "antigravity-skills",
-    "autonomous-coding",
     "claude-code",
     "claude-code-skills",
+    "cursor",
+    "cursor-skills",
     "codex-cli",
     "codex-skills",
-    "cursor-skills",
-    "developer-tools",
     "gemini-cli",
     "gemini-skills",
-    "mcp",
-    "ai-workflows",
+    "kiro",
+    "ai-agents",
+    "ai-agent-skills",
+    "agent-skills",
+    "agentic-skills",
+    "developer-tools",
     "skill-library",
+    "ai-workflows",
+    "ai-coding",
+    "mcp",
 ]
 README_TAGLINE_RE = re.compile(
     r"^> \*\*Installable GitHub library of \d[\d,]*\+ agentic skills for Claude Code, Cursor, Codex CLI, Gemini CLI, Antigravity, and other AI coding assistants\.\*\*$",