Add Instagram-style social features and Postman collections

src/modules/reports/schemas/report.schema.ts

@@ -0,0 +1,46 @@
+import { Prop, Schema, SchemaFactory } from '@nestjs/mongoose';
+import { HydratedDocument, Types } from 'mongoose';
+import { ReportReason } from '../../../common/enums/report-reason.enum';
+import { User } from '../../users/schemas/user.schema';
+
+export type ReportDocument = HydratedDocument<Report>;
+
+export const REPORT_TARGET_TYPES = ['user', 'post', 'comment', 'listing', 'repair_shop'] as const;
+export type ReportTargetType = (typeof REPORT_TARGET_TYPES)[number];
+
+export const REPORT_STATUSES = ['open', 'in_review', 'resolved', 'rejected'] as const;
+export type ReportStatus = (typeof REPORT_STATUSES)[number];
+
+@Schema({ timestamps: true, versionKey: false })
+export class Report {
+  @Prop({ type: Types.ObjectId, ref: User.name, required: true, index: true })
+  reporterId!: Types.ObjectId;
+
+  @Prop({ type: String, enum: REPORT_TARGET_TYPES, required: true, index: true })
+  targetType!: ReportTargetType;
+
+  @Prop({ type: Types.ObjectId, required: true, index: true })
+  targetId!: Types.ObjectId;
+
+  @Prop({ type: String, enum: Object.values(ReportReason), required: true, index: true })
+  reason!: ReportReason;
+
+  @Prop({ default: '', trim: true, maxlength: 2000 })
+  details!: string;
+
+  @Prop({ type: String, enum: REPORT_STATUSES, default: 'open', index: true })
+  status!: ReportStatus;
+
+  @Prop({ default: '', trim: true, maxlength: 300 })
+  resolutionNote!: string;
+
+  @Prop({ type: String, default: '', index: true })
+  resolvedBy!: string;
+
+  @Prop({ type: Date, default: null })
+  resolvedAt!: Date | null;
+}
+
+export const ReportSchema = SchemaFactory.createForClass(Report);
+ReportSchema.index({ reporterId: 1, targetType: 1, targetId: 1 }, { unique: true });
+ReportSchema.index({ status: 1, createdAt: -1 });