♻️ refactor(json_handler): update trigger root path calculation

- change trigger root to use resolved path parents for consistency
- improve path resolution to avoid reliance on home directory expansion

src/aipass/trigger/apps/handlers/json/json_handler.py

@@ -25,7 +25,7 @@ import inspect
 # Infrastructure
 
 # Constants
-TRIGGER_ROOT = Path.home() / "aipass_core" / "trigger"
+TRIGGER_ROOT = Path(__file__).resolve().parents[3]
 TRIGGER_JSON_DIR = TRIGGER_ROOT / "trigger_json"
 JSON_TEMPLATES_DIR = TRIGGER_ROOT / "apps" / "json_templates"