fix: correct image paths to use absolute GitHub URLs

- Changed relative paths (docs/) to absolute GitHub raw URLs
- Fixes broken social sharing images
- Images now load correctly on GitHub and external sites

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

README.md

@@ -2,9 +2,9 @@
   <br>
   <a href="https://github.com/thedotmack/claude-mem">
     <picture>
-      <source media="(prefers-color-scheme: dark)" srcset="docs/claude-mem-logo-for-dark-mode.webp">
-      <source media="(prefers-color-scheme: light)" srcset="docs/claude-mem-logo-for-light-mode.webp">
-      <img src="docs/claude-mem-logo-for-light-mode.webp" alt="Claude-Mem" width="400">
+      <source media="(prefers-color-scheme: dark)" srcset="https://raw.githubusercontent.com/thedotmack/claude-mem/main/docs/public/claude-mem-logo-for-dark-mode.webp">
+      <source media="(prefers-color-scheme: light)" srcset="https://raw.githubusercontent.com/thedotmack/claude-mem/main/docs/public/claude-mem-logo-for-light-mode.webp">
+      <img src="https://raw.githubusercontent.com/thedotmack/claude-mem/main/docs/public/claude-mem-logo-for-light-mode.webp" alt="Claude-Mem" width="400">
     </picture>
   </a>
   <br>
@@ -32,7 +32,7 @@
 <p align="center">
   <a href="https://github.com/thedotmack/claude-mem">
     <picture>
-      <img src="docs/cm-preview.gif" alt="Claude-Mem Preview" width="800">
+      <img src="https://raw.githubusercontent.com/thedotmack/claude-mem/main/docs/public/cm-preview.gif" alt="Claude-Mem Preview" width="800">
     </picture>
   </a>
 </p>