🔀 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>

services/mana-core-auth/package.json

@@ -15,8 +15,6 @@
 		"test:watch": "jest --watch",
 		"test:cov": "jest --coverage",
 		"test:e2e": "jest --config ./test/jest-e2e.json",
-		"migration:generate": "drizzle-kit generate",
-		"migration:run": "tsx src/db/migrate.ts",
 		"db:push": "drizzle-kit push",
 		"db:studio": "drizzle-kit studio"
 	},
@@ -28,7 +26,7 @@
 		"@nestjs/platform-express": "^10.4.15",
 		"@nestjs/throttler": "^6.2.1",
 		"bcrypt": "^5.1.1",
-		"better-auth": "^1.1.1",
+		"better-auth": "^1.4.3",
 		"class-transformer": "^0.5.1",
 		"class-validator": "^0.14.1",
 		"cookie-parser": "^1.4.7",
@@ -36,6 +34,7 @@
 		"drizzle-kit": "^0.30.2",
 		"drizzle-orm": "^0.38.3",
 		"helmet": "^8.0.0",
+		"jose": "^6.1.2",
 		"jsonwebtoken": "^9.0.2",
 		"nanoid": "^5.0.9",
 		"postgres": "^3.4.5",