add shared

shared/schema/metrics/EventSchema.ts

@@ -0,0 +1,18 @@
+import { model, Schema, Types } from 'mongoose';
+
+export type TEvent = {
+    project_id: Schema.Types.ObjectId,
+    name: string,
+    metadata: Record<string, string>,
+    created_at: Date
+}
+
+const EventSchema = new Schema<TEvent>({
+    project_id: { type: Types.ObjectId, index: 1 },
+    name: { type: String, required: true },
+    metadata: Schema.Types.Mixed,
+    created_at: { type: Date, default: () => Date.now() },
+})
+
+export const EventModel = model<TEvent>('events', EventSchema);
+