Add persistent history stacks

src/server/controllers/project-history.controller.ts

@@ -0,0 +1,18 @@
+import type { Request, Response } from "express";
+import { db } from "../../db/client.js";
+import { ProjectHistoryRepository } from "../../db/repositories/project-history.repository.js";
+
+const projectHistoryRepository = new ProjectHistoryRepository(db);
+
+export function getProjectHistory(req: Request, res: Response) {
+  const { projectId } = req.params;
+  if (typeof projectId !== "string") {
+    return res.status(400).json({ error: "Invalid projectId" });
+  }
+
+  const state = projectHistoryRepository.getState(projectId);
+  if (!state) {
+    return res.status(404).json({ error: "Project not found" });
+  }
+  return res.json(state);
+}