Add tasks documentation for remaining work

Documented:
- Critical bugs (downloads, Topaz errors)
- Provider-specific UI requirements
- Cross-tool integration needs
- Missing Mermaid/Markdown pages

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 (1M context) <noreply@anthropic.com>

TASKS.md

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+# FORGE AI - Remaining Tasks
+
+## Priority 1: Critical Bugs
+
+### Downloads Not Working
+- **Issue**: Downloads return error messages instead of files
+- **Root Cause**: Database was recreated, asset records exist but don't match orphaned files in storage/
+- **Fix**: Either re-import files to DB or regenerate content
+- **Files**: backend/app/api/v1/assets.py
+
+### Topaz Upscale Client-Side Exception
+- **Issue**: "Application error: a client-side exception has occurred"
+- **Status**: Added hydration guards but error persists
+- **Need**: Check browser console for actual error
+- **Files**: frontend/app/image/upscale/page.tsx, frontend/app/video/upscale/page.tsx
+
+## Priority 2: Feature Completeness
+
+### Provider-Specific UI
+- **Image Generation**: Show only relevant controls per provider
+  - OpenAI: Quality, Background, Output format
+  - Imagen: Aspect ratio, Image size, Enhance prompt
+  - Nano Banana: Aspect ratio, Image size (1K/2K/4K)
+  - Stability: Aspect ratio, Style presets, Seed
+  - Leonardo: Width/Height, 30+ Style presets, Guidance/Steps
+  - Bria: Aspect ratio, Medium, Prompt enhancement, Steps/Guidance
+
+- **Video Generation**: Provider-specific controls
+  - Runway: Motion brush, Static camera, Resolution per model
+  - Veo: Duration/resolution per model, Audio indicator, Reference images (3.1 only)
+
+- **Backend API**: `/api/v1/modules/image/providers` endpoint added
+- **Files**:
+  - frontend/app/image/generate/page.tsx
+  - frontend/app/video/generate/page.tsx
+
+### Cross-Tool Integration
+- **Feature**: Send assets/prompts between tools
+- **Examples**:
+  - Send generated image to video first frame
+  - Send prompt from Prompt Studio to Image Gen
+  - Send image to Background Remover
+- **Implementation**: URL params or global state
+- **Files**: Add to all tool pages
+
+### Topaz API Features
+- **Missing**: Check Topaz API docs for all available parameters
+- **Current**: Basic scale, denoise, sharpen
+- **Need**: Full feature set from API documentation
+- **Files**:
+  - backend/app/services/image_upscaler.py
+  - backend/app/services/video_upscaler.py
+  - frontend/app/image/upscale/page.tsx
+  - frontend/app/video/upscale/page.tsx
+
+## Priority 3: Additional Features
+
+### Mermaid Diagram Tools
+- **Backend**: Service exists at backend/app/services/markdown_tools.py
+- **Need**: Frontend pages
+  - /text/mermaid-generator
+  - /text/mermaid-renderer
+- **Features**: Generate and render Mermaid diagrams
+
+### Markdown Tools
+- **Backend**: Service exists at backend/app/services/markdown_tools.py
+- **Need**: Frontend pages
+  - /text/markdown-converter
+  - /text/markdown-generator
+- **Features**: Convert and generate Markdown
+
+## Session Notes
+
+**What's Working:**
+- Authentication with cookie-based sessions
+- All AI providers configured
+- Upload in asset library modal
+- Voice admin panel
+- Job tracking and history
+
+**Known Issues:**
+- Downloads fail (orphaned files after DB recreation)
+- Some provider-specific features hidden in UI
+- Topaz pages have client errors
+- No cross-tool integration yet
+
+**Repository:** bitbucket.org:zlalani/forge.git
+**Test Login:** test@forge.ai / password123