feat: remove appwrite and add nextjs backend

backend/src/auth/strategy/jwt.strategy.ts

@@ -0,0 +1,24 @@
+import { Injectable } from "@nestjs/common";
+import { ConfigService } from "@nestjs/config";
+import { PassportStrategy } from "@nestjs/passport";
+import { User } from "@prisma/client";
+import { ExtractJwt, Strategy } from "passport-jwt";
+import { PrismaService } from "src/prisma/prisma.service";
+
+@Injectable()
+export class JwtStrategy extends PassportStrategy(Strategy) {
+  constructor(config: ConfigService, private prisma: PrismaService) {
+    super({
+      jwtFromRequest: ExtractJwt.fromAuthHeaderAsBearerToken(),
+      secretOrKey: config.get("JWT_SECRET"),
+    });
+  }
+
+  async validate(payload: any) {
+    const user: User = await this.prisma.user.findUnique({
+      where: { id: payload.sub },
+    });
+
+    return user;
+  }
+}