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

packages/marketplace/wrangler.jsonc

@@ -0,0 +1,38 @@
+{
+	"name": "emdash-marketplace",
+	"main": "src/index.ts",
+	"compatibility_date": "2026-02-25",
+	"routes": [
+		{
+			"pattern": "marketplace.emdashcms.com",
+			"zone_name": "emdashcms.com",
+			"custom_domain": true,
+		},
+	],
+	"d1_databases": [
+		{
+			"binding": "DB",
+			"database_name": "emdash-marketplace",
+			"database_id": "e07c5b3b-c3e0-4cec-be3b-1ae0bb87da35",
+		},
+	],
+	"r2_buckets": [
+		{
+			"binding": "R2",
+			"bucket_name": "plugin-bundles",
+		},
+	],
+	"ai": {
+		"binding": "AI",
+	},
+	"images": {
+		"binding": "IMAGES",
+	},
+	"workflows": [
+		{
+			"name": "audit-workflow",
+			"binding": "AUDIT_WORKFLOW",
+			"class_name": "AuditWorkflow",
+		},
+	],
+}