Add CP→CA→PI platform foundation on MapMil monorepo.

Unify parsing workers, analytics API with PostgreSQL, map UI, and PI distribution into centers/ with Docker Compose.

Co-authored-by: Cursor <cursoragent@cursor.com>

frontend/src/main.ts

@@ -0,0 +1,5 @@
+import { createApp } from "vue";
+import App from "./App.vue";
+import "./style.css";
+
+createApp(App).mount("#app");