feat: new together branding colors and new logo

feat: update AI model from Qwen3-VL-32B to Kimi-K2.5

Clarify Tailwind guidance in prompts

Switch Tailwind CDN references to jsDelivr for v4

Improve prompts to enforce multi-file structure for all applications

Clarify code-fence requirements in prompts

Update prompts.ts

Replace react-markdown with streamdown for streaming markdown rendering

og and icons

new next and longer stream timeout

Update model and clean up unused imports

Update route.ts

Fix React Server Components CVE vulnerabilities (#116)

Update constants.ts

fix mobile file tree