feat(grid): ajout algorithme score produit avec parametrage dynamique et page d'aide

src/db/index.ts

@@ -0,0 +1,10 @@
+import { drizzle } from "drizzle-orm/pg-proxy"; // Or node-postgres if using directly
+import { drizzle as nodeDrizzle } from "drizzle-orm/node-postgres";
+import { Pool } from "pg";
+import * as schema from "./schema";
+
+const pool = new Pool({
+    connectionString: process.env.DATABASE_URL,
+});
+
+export const db = nodeDrizzle(pool, { schema });