🔀 merge: auth/complete branch with Better Auth implementation

Merged auth/complete into main with resolved conflicts:
- Kept Better Auth system (EdDSA JWT via JWKS)
- Removed all Coolify references
- Added dev:auth and dev:chat:full scripts for auth development
- Combined zitare scripts from main with auth scripts
- Exported both feedback.schema and organizations.schema

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

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

apps/chat/apps/backend/nest-cli.json

@@ -3,7 +3,7 @@
 	"collection": "@nestjs/schematics",
 	"sourceRoot": "src",
 	"compilerOptions": {
-		"deleteOutDir": true,
+		"deleteOutDir": false,
 		"assets": [],
 		"watchAssets": false,
 		"webpack": true