fix: interactive map visuals and docker dev setup

- Removed confusing SVG lines from map

- Restored distinct clickable markers for major references

- Fixed corepack failing to install pnpm v11 in Docker by explicitly forcing v10

- Added direct port mapping 3001:3001 to bypass proxy issues

docker-compose.dev.yml

@@ -40,6 +40,8 @@ services:
       NPM_TOKEN: ${NPM_TOKEN:-}
       CI: "true"
       WATCHPACK_POLLING: "true"
+    ports:
+      - "3001:3001"
     volumes:
       - .:/app
       - etib_node_modules:/app/node_modules