refactor(app): introduce attachment storage layer and draft lifecycle management

Replace inline data-URL image handling with a persistent attachment storage service, add draft lifecycle states (active/abandoned/sent) with generation tracking, and update fetchAgent to return project placement alongside agent snapshots.
2026-02-22 16:22:21 +07:00
parent 2652bdda2e
commit 0c710b09f5
55 changed files with 2381 additions and 350 deletions
@@ -0,0 +1,38 @@
+class MemoryLocalStorage {
+  private readonly map = new Map<string, string>();
+
+  get length(): number {
+    return this.map.size;
+  }
+
+  clear(): void {
+    this.map.clear();
+  }
+
+  getItem(key: string): string | null {
+    return this.map.has(key) ? this.map.get(key) ?? null : null;
+  }
+
+  key(index: number): string | null {
+    return Array.from(this.map.keys())[index] ?? null;
+  }
+
+  removeItem(key: string): void {
+    this.map.delete(key);
+  }
+
+  setItem(key: string, value: string): void {
+    this.map.set(key, value);
+  }
+}
+
+if (typeof window === "undefined") {
+  const storage = new MemoryLocalStorage();
+  Object.defineProperty(globalThis, "window", {
+    value: {
+      localStorage: storage,
+    },
+    configurable: true,
+    writable: true,
+  });
+}