Made great progress on monorepo & auth for next. Very happy with work!

packages/backend/convex/files.ts

@@ -0,0 +1,18 @@
+import { getAuthUserId } from '@convex-dev/auth/server';
+import { ConvexError, v } from 'convex/values';
+
+import { mutation, query } from './_generated/server';
+
+export const generateUploadUrl = mutation(async (ctx) => {
+  const userId = await getAuthUserId(ctx);
+  if (!userId) throw new ConvexError('Not authenticated.');
+  return await ctx.storage.generateUploadUrl();
+});
+
+export const getImageUrl = query({
+  args: { storageId: v.id('_storage') },
+  handler: async (ctx, { storageId }) => {
+    const url = await ctx.storage.getUrl(storageId);
+    return url ?? null;
+  },
+});