Assign user to workspace on signin

server/src/user/user.repository.ts

@@ -0,0 +1,23 @@
+import { Injectable } from '@nestjs/common';
+import { Prisma, WorkspaceMember } from '@prisma/client';
+import { PrismaService } from 'src/database/prisma.service';
+
+@Injectable()
+export class UserRepository {
+    constructor(private prisma: PrismaService) {}
+
+    async upsertWorkspaceMember(params: { data: Prisma.WorkspaceMemberCreateInput }): Promise<WorkspaceMember> {
+      const { data } = params;
+      return this.prisma.workspaceMember.upsert({
+        where: {
+            user_id: data.user_id,
+        },
+        create: {
+          user_id: data.user_id,
+          workspace_id: data.workspace_id,
+        },
+        update: {
+        }
+      });
+    }
+}