Emdash source with visual editor image upload fix

Fixes:
1. media.ts: wrap placeholder generation in try-catch
2. toolbar.ts: check r.ok, display error message in popover

templates/portfolio/emdash-env.d.ts

@@ -0,0 +1,43 @@
+// Generated by EmDash on dev server start
+// Do not edit manually
+
+/// <reference types="emdash/locals" />
+
+import type { ContentBylineCredit, PortableTextBlock } from "emdash";
+
+export interface Page {
+  id: string;
+  slug: string | null;
+  status: string;
+  title: string;
+  content?: PortableTextBlock[];
+  createdAt: Date;
+  updatedAt: Date;
+  publishedAt: Date | null;
+  bylines?: ContentBylineCredit[];
+}
+
+export interface Project {
+  id: string;
+  slug: string | null;
+  status: string;
+  title: string;
+  featured_image: { id: string; src?: string; alt?: string; width?: number; height?: number };
+  client?: string;
+  year?: string;
+  summary?: string;
+  content?: PortableTextBlock[];
+  gallery?: unknown;
+  url?: string;
+  createdAt: Date;
+  updatedAt: Date;
+  publishedAt: Date | null;
+  bylines?: ContentBylineCredit[];
+}
+
+declare module "emdash" {
+  interface EmDashCollections {
+    pages: Page;
+    projects: Project;
+  }
+}