feat: add jwt auth guard and profile endpoint

src/common/constants/request-headers.constants.ts

@@ -0,0 +1 @@
+export const REQUEST_USER_KEY = 'user';

src/common/decorators/active-user.decorator.ts

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+import { User } from '@/modules/users/user.entity';
+import { createParamDecorator, ExecutionContext } from '@nestjs/common';
+import type { Request } from 'express';
+import { REQUEST_USER_KEY } from '../constants/request-headers.constants';
+
+export const ActiveUser = createParamDecorator(
+  (field: keyof User | undefined, ctx: ExecutionContext) => {
+    const request: Request = ctx.switchToHttp().getRequest();
+    const user = request[REQUEST_USER_KEY] as User;
+
+    return field ? user?.[field] : user;
+  },
+);

src/common/decorators/match-field.decorator.ts

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+import { Validate } from 'class-validator';
+import { MatchFieldsConstraint } from '../validators/match-fields.validator';
+
+export const MatchField = (property: string) => {
+  return Validate(MatchFieldsConstraint, [property]);
+};

src/common/validators/match-fields.validator.ts

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+import {
+  ValidationArguments,
+  ValidatorConstraint,
+  ValidatorConstraintInterface,
+} from 'class-validator';
+
+@ValidatorConstraint({ name: 'MatchFields', async: false })
+export class MatchFieldsConstraint implements ValidatorConstraintInterface {
+  validate(value: any, args: ValidationArguments): boolean {
+    // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
+    const [property] = args.constraints;
+    // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment, @typescript-eslint/no-unsafe-member-access
+    const relatedValue = (args.object as any)[property];
+
+    return value === relatedValue;
+  }
+
+  defaultMessage(args: ValidationArguments): string {
+    // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
+    const [property] = args.constraints;
+    return `${args.property} must match ${property}`;
+  }
+}