chore: drop legacy nexrender render-worker; remove @supabase, stripe, @nexrender/core, tsx packages

V2 render orchestrator (render-svc) + future node-agent Go binary replace
the entire server/ directory. All dead dependencies uninstalled.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

package.json

@@ -6,8 +6,7 @@
     "dev": "next dev",
     "build": "next build",
     "start": "next start",
-    "lint": "next lint",
-    "render-worker": "tsx server/render-worker.ts"
+    "lint": "next lint"
   },
   "dependencies": {
     "@dnd-kit/core": "^6.3.1",
@@ -19,7 +18,6 @@
     "@fontsource-variable/plus-jakarta-sans": "^5.2.8",
     "@fontsource/vazirmatn": "^5.2.8",
     "@hookform/resolvers": "^5.2.2",
-    "@nexrender/core": "^1.46.0",
     "@radix-ui/react-accordion": "^1.2.12",
     "@radix-ui/react-dialog": "^1.1.15",
     "@radix-ui/react-dropdown-menu": "^2.1.16",
@@ -30,8 +28,6 @@
     "@radix-ui/react-switch": "^1.2.6",
     "@radix-ui/react-tabs": "^1.1.13",
     "@radix-ui/react-toast": "^1.2.15",
-    "@supabase/ssr": "^0.10.3",
-    "@supabase/supabase-js": "^2.106.1",
     "browser-image-compression": "^2.0.2",
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
@@ -45,7 +41,6 @@
     "react-hook-form": "^7.76.0",
     "react-konva": "^18.2.16",
     "react-rnd": "^10.5.3",
-    "stripe": "^22.1.1",
     "tailwind-merge": "^3.6.0",
     "use-image": "^1.1.4",
     "use-undoable": "^5.0.0",
@@ -61,7 +56,6 @@
     "postcss": "^8",
     "tailwindcss": "^3.4.1",
     "tailwindcss-animate": "^1.0.7",
-    "tsx": "^4.19.4",
     "typescript": "^5"
   }
 }