Initial commit: Product OS platform

- Control Plane API with Gemini integration
- Executors: Deploy, Analytics, Marketing
- MCP Adapter for Continue integration
- VSCode/VSCodium extension
- Tool registry and run tracking
- In-memory storage for local dev
- Terraform infrastructure setup

platform/backend/control-plane/src/storage/firestore.ts

@@ -0,0 +1,23 @@
+import { Firestore } from "@google-cloud/firestore";
+import { config } from "../config.js";
+import type { RunRecord, ToolDef } from "../types.js";
+
+const db = new Firestore({ projectId: config.projectId });
+
+export async function saveRun(run: RunRecord): Promise<void> {
+  await db.collection(config.runsCollection).doc(run.run_id).set(run, { merge: true });
+}
+
+export async function getRun(runId: string): Promise<RunRecord | null> {
+  const snap = await db.collection(config.runsCollection).doc(runId).get();
+  return snap.exists ? (snap.data() as RunRecord) : null;
+}
+
+export async function saveTool(tool: ToolDef): Promise<void> {
+  await db.collection(config.toolsCollection).doc(tool.name).set(tool, { merge: true });
+}
+
+export async function listTools(): Promise<ToolDef[]> {
+  const snap = await db.collection(config.toolsCollection).get();
+  return snap.docs.map(d => d.data() as ToolDef);
+}