* Make JwtGuard better

* Fix auth decorators

apps/server/src/core/auth/guards/jwt.guard.ts

@@ -0,0 +1,37 @@
+import {
+  CanActivate,
+  ExecutionContext,
+  Injectable,
+  UnauthorizedException,
+} from '@nestjs/common';
+import { TokenService } from '../services/token.service';
+import { UserService } from '../../user/user.service';
+
+@Injectable()
+export class JwtGuard implements CanActivate {
+  constructor(
+    private tokenService: TokenService,
+    private userService: UserService,
+  ) {}
+  async canActivate(context: ExecutionContext): Promise<boolean> {
+    const request = context.switchToHttp().getRequest();
+    const token: string = await this.tokenService.extractTokenFromHeader(
+      request,
+    );
+
+    if (!token) {
+      throw new UnauthorizedException('Invalid jwt token');
+    }
+
+    try {
+      const payload = await this.tokenService.verifyJwt(token);
+
+      //fetch user and current workspace data from db
+      request['user'] = await this.userService.getUserInstance(payload.sub);
+    } catch (error) {
+      throw new UnauthorizedException('Could not verify jwt token');
+    }
+
+    return true;
+  }
+}