soroush.asadi f8ea9af3b6 feat(render): Phase 2 — FlexStory render passthrough + journey template seed
Closes the render boundary so a user's scene list (order, per-scene content,
per-scene duration, theme) actually drives the FlexStory engine — the one gap the
scene-engine mapping found.

- render-svc GetFlexStoryProps (db.go): structured per-scene query that groups
  saved_scene_contents BY scene (the flat GetRenderBindings union collides when
  scenes share keys like "title"), recovers blockId from the scene key
  ("<BlockId>__<n>"), and emits the FlexStory props object
  {scenes:[{blockId,durationSec,props}], accentColor, …}.
- render-svc Claim (internal.go): when the template is Remotion + comp starts with
  "FlexStory", send that object as a single "__flexprops__" binding (no protocol
  struct change).
- node-agent remotionProps (remotion.go): if "__flexprops__" is present, pass it
  to `remotion render --props` verbatim (it's the complete props object).
- scripts/seed_flexstory.py: seeds the CharacterJourney template (7 scenes, theme
  colours, FLEXIBLE) with blockId-encoded scene keys, so the studio's existing
  CopyTemplateGraphAsync copies them into saved_scenes with zero studio-svc change.

Both Go services compile; template is live in the catalog (detail 200, per-aspect
previews). End-to-end render verification needs a live Remotion render node.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-06-23 13:45:04 +03:30

FlatRender

AI-powered video and image creation platform. Create professional videos and images with templates, a drag-and-drop studio, and one-click export.

Products

  • Video Maker — timeline editor, Konva canvas, scene browser, transitions, audio, nexrender export
  • Image Editor — Konva canvas, filters, crop, background removal, layer system
  • Video Trimmer — ffmpeg.wasm in-browser trim + crop + export
  • Templates — browsable marketplace with category sidebar

Quick Start

npm install
cp .env.example .env.local   # fill in your credentials
npm run dev                  # http://localhost:3000
Repo Path Purpose
flatrender D:\Projects\flatrender This repo — Next.js app
flatrender-admin D:\Projects\flatrender-admin\admin-api .NET 10 Admin API
flatrender-admin D:\Projects\flatrender-admin\admin-ui React Admin SPA

Stack

  • Next.js 15 App Router · TypeScript · Tailwind CSS · shadcn/ui
  • Supabase — auth, database, storage
  • Stripe — subscription payments
  • React-Konva — canvas editor (video + image)
  • next-intl — Persian (default) + English i18n
  • ffmpeg.wasm — browser-side video trimming
  • nexrender — server-side After Effects rendering

Environment Variables

See .env.example for the full list. Minimum required to run:

NEXT_PUBLIC_SUPABASE_URL=
NEXT_PUBLIC_SUPABASE_ANON_KEY=

Without Supabase the app runs in mock mode (studio uses localStorage).

Database Migrations

Run in order in Supabase SQL Editor:

  1. supabase/migrations/001_profiles.sql
  2. supabase/migrations/002_render_jobs.sql
  3. supabase/migrations/003_projects.sql

Admin Panel

The admin panel at D:\Projects\flatrender-admin manages templates, categories, and media. When ADMIN_API_URL=http://localhost:5000 is set, the Next.js app fetches live data from it. Without it, hardcoded fallback data is used.

See CLAUDE.md for full development guide.

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