feat: remove appwrite and add nextjs backend

backend/src/prisma/prisma.service.ts

@@ -0,0 +1,18 @@
+import { Injectable } from "@nestjs/common";
+import { ConfigService } from "@nestjs/config";
+import { PrismaClient } from "@prisma/client";
+
+@Injectable()
+export class PrismaService extends PrismaClient {
+  constructor(config: ConfigService) {
+    super({
+      datasources: {
+        db: {
+          url: config.get("DB_URL"),
+        },
+      },
+    });
+    console.log(config.get("DB_URL"));
+    super.$connect().then(() => console.info("Connected to the database"));
+  }
+}