Add Flags Assets and Update Configuration

- Introduced multiple SVG flag assets to the project, enhancing the visual representation of country flags.
- Updated the configuration file to include a new path for the flags assets, ensuring proper access and organization.
- Modified the main application to accommodate the new flags path, improving the overall asset management in the application.

cmd/web/assets/flags/mm.svg

@@ -0,0 +1,12 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" id="flag-icons-mm" viewBox="0 0 640 480">
+  <path fill="#fecb00" d="M0 0h640v480H0z"/>
+  <path fill="#34b233" d="M0 160h640v320H0z"/>
+  <path fill="#ea2839" d="M0 320h640v160H0z"/>
+  <g transform="translate(320 256.9)scale(176.87999)">
+    <path id="mm-a" fill="#fff" d="m0-1 .3 1h-.6z"/>
+    <use xlink:href="#mm-a" width="100%" height="100%" transform="rotate(-144)"/>
+    <use xlink:href="#mm-a" width="100%" height="100%" transform="rotate(-72)"/>
+    <use xlink:href="#mm-a" width="100%" height="100%" transform="rotate(72)"/>
+    <use xlink:href="#mm-a" width="100%" height="100%" transform="rotate(144)"/>
+  </g>
+</svg>