fix: move banner image to assets directory

The .claude directory is gitignored, so move the banner image to
assets/ where it will be tracked properly.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: hesreallyhim

README.md

@@ -8,7 +8,7 @@
 </p>
 
 <p align="center">
-  <img src=".claude/awesome-claude-code-social-clawd-2.png" alt="Awesome Claude Code" width="600">
+  <img src="assets/awesome-claude-code-social-clawd-2.png" alt="Awesome Claude Code" width="600">
 </p>
 
 # Awesome Claude Code

README_ALTERNATIVES/README_AWESOME.md

@@ -8,7 +8,7 @@
 </p>
 
 <p align="center">
-  <img src="../.claude/awesome-claude-code-social-clawd-2.png" alt="Awesome Claude Code" width="600">
+  <img src="../assets/awesome-claude-code-social-clawd-2.png" alt="Awesome Claude Code" width="600">
 </p>
 
 # Awesome Claude Code

assets/awesome-claude-code-social-clawd-2.png

@@ -61,7 +61,7 @@ def generate_repo_ticker(self) -> str:
     def generate_banner_image(self, output_path: Path) -> str:
         """Generate centered banner image for Awesome style README."""
         repo_root = find_repo_root(Path(__file__))
-        banner_file = ".claude/awesome-claude-code-social-clawd-2.png"
+        banner_file = "assets/awesome-claude-code-social-clawd-2.png"
 
         # Calculate relative path from output location to banner
         banner_abs = repo_root / banner_file