Refactor code for consistency and readability

- Standardized string quotes to double quotes across multiple files.
- Improved formatting and indentation for better readability.
- Added a function to format multiline text in tools rendering.
- Enhanced dropdown and action button handlers for better event management.
- Updated the theme application logic to initialize on page load.
- Refactored utility functions for consistency and clarity.
- Improved error handling and user feedback in download and share functionalities.

website/astro.config.mjs

@@ -3,8 +3,8 @@ import { defineConfig } from "astro/config";
 
 // https://astro.build/config
 export default defineConfig({
-  site: "https://github.github.io",
-  base: "/",
+  site: "https://github.github.io/awesome-copilot",
+  base: "/awesome-copilot/",
   output: "static",
   integrations: [sitemap()],
   build: {