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/auth/tsdown.config.ts

@@ -0,0 +1,14 @@
+import { defineConfig } from "tsdown";
+
+export default defineConfig({
+	entry: [
+		"src/index.ts",
+		"src/passkey/index.ts",
+		"src/adapters/kysely.ts",
+		"src/oauth/providers/github.ts",
+		"src/oauth/providers/google.ts",
+	],
+	format: "esm",
+	dts: true,
+	clean: true,
+});