feat: manual nutrition entry on recipe editor

Lets authors enter nutrition values by hand instead of relying only on
the AI estimate; the detail-page panel now shows whether data was
manually entered or AI-estimated and offers to switch between them.

v0.35.0

apps/web/lib/changelog.ts

@@ -1,5 +1,5 @@
 // Mirrors CHANGELOG.md at the repo root — update both together.
-export const APP_VERSION = "0.34.0";
+export const APP_VERSION = "0.35.0";
 
 export type ChangelogEntry = {
   version: string;
@@ -11,6 +11,13 @@ export type ChangelogEntry = {
 };
 
 export const CHANGELOG: ChangelogEntry[] = [
+  {
+    version: "0.35.0",
+    date: "2026-07-14 18:20",
+    added: [
+      "Recipe editor now lets you enter nutrition values by hand (calories, protein, carbs, fat, fiber, sodium per serving) instead of relying only on the AI estimate — the nutrition panel shows a \"Manually entered\" badge and swaps to \"Estimate with AI instead\" when manual data is present.",
+    ],
+  },
   {
     version: "0.34.0",
     date: "2026-07-14 18:05",