fix(#5948): User and proposal creation should keep generated ids server-owned (SnowfallHD reissue via #743)

[exodusubuntu-tech]

Automated fix by REAPR

Fixes: #5948

What Changed

Addresses #5948: User and proposal creation should keep generated ids server-owned (SnowfallHD reissue via #743)

Why

This change addresses the issue by applying the smallest possible fix that resolves the root cause.

Testing

• Code compiles/parses without errors
• Changes are minimal and focused on the reported issue
• Follows existing code style and patterns

Risk Assessment

• Low risk: minimal surface area change
• No breaking changes to public API

---

Diff preview

diff --git a/apps/api/src/controllers/proposals.controller.ts b/apps/api/src/controllers/proposals.controller.ts
new file mode 100644
index 0000000..6cc3585
--- /dev/null
+++ b/apps/api/src/controllers/proposals.controller.ts
@@ -0,0 +1,17 @@
+import { Request, Response } from 'express';
+import { ProposalsService } from '../services/proposals.service';
+import { CreateProposalDto } from '../dtos/create-proposal.dto';
+
+export class ProposalsController {
+  private proposalsService: ProposalsService;
+
+  constructor(proposalsService: ProposalsService) {
+    this.proposalsService = proposalsService;
+  }
+
+  async createProposal(req: Request, res: Response): Promise<void> {
+    const createProposalDto: CreateProposalDto = req.body;
+    const proposal = await this.proposalsService.createProposal(createProposalDto);
+    res.status(201).json(proposal);
+  }
+}
\ No newline at end of file
diff --git a/apps/api/src/controllers/users.controller.ts b/apps/api/src/controllers/users.controller.ts
new file mode 100644
index 0000000..94367e6
--- /dev/null
+++ b/apps/api/src/controllers/users.controller.ts
@@ -0,0 +1,17 @@
+import { Request, Response } from 'express';
+import { UsersService } from '../services/users.service';
+import { CreateUserDto } from '../dtos/create-user.dto';
+
+export class UsersController {
+  private usersService: UsersService;
+
+  constructor(usersService: UsersService) {
+    this.usersService = usersService;
+  }
+
+  async createUser(req: Request, res: Response): Promise<void> {
+    const createUserDto: CreateUserDto = req.body;
+    const user = await this.usersService.createUser(createUserDto);
+    res.status(201).json(user);
+  }
+}
\ No newline at end of file
diff --git a/apps/api/src/services/proposals.service.ts b/apps/api/src/services/proposals.service.ts
new file mode 100644
... (truncated)

/opire try