feat: Add initial Electron frontend package.json with dependencies, scripts, and build configuration.

convex/storageUrl.ts

@@ -0,0 +1,28 @@
+import { Id } from "./_generated/dataModel";
+
+// Change this if your public IP changes
+const PUBLIC_CONVEX_URL = "http://72.26.56.3:3210";
+
+/** Rewrite any URL to use the public hostname/port/protocol */
+export function rewriteToPublicUrl(url: string): string {
+  try {
+    const original = new URL(url);
+    const target = new URL(PUBLIC_CONVEX_URL);
+    original.hostname = target.hostname;
+    original.port = target.port;
+    original.protocol = target.protocol;
+    return original.toString();
+  } catch {
+    return url;
+  }
+}
+
+/** Get a storage file URL rewritten to the public address */
+export async function getPublicStorageUrl(
+  ctx: { storage: { getUrl: (id: Id<"_storage">) => Promise<string | null> } },
+  storageId: Id<"_storage">
+): Promise<string | null> {
+  const url = await ctx.storage.getUrl(storageId);
+  if (!url) return null;
+  return rewriteToPublicUrl(url);
+}