refactor: externalize app configuration to JSON and unify UI color scheme constants

fcco_converter/updater.py

@@ -17,14 +17,13 @@ from typing import Callable
 from urllib.request import urlopen, Request
 from urllib.error import URLError
 import json
+from .config import APP_INFO
 
-# Aktuelle Version des Programms
-CURRENT_VERSION = "2.0.0"
-
-# Gitea API-URL für Releases
-GITEA_API_BASE = "https://git.joelunger.de/api/v1"
-REPO_OWNER = "public"
-REPO_NAME = "fcco-Converter"
+# Aktuelle Version des Programms und Repos (aus config.json)
+CURRENT_VERSION = APP_INFO["app_version"]
+GITEA_API_BASE = APP_INFO["gitea_api_base"]
+REPO_OWNER = APP_INFO["repo_owner"]
+REPO_NAME = APP_INFO["repo_name"]
 RELEASES_URL = f"{GITEA_API_BASE}/repos/{REPO_OWNER}/{REPO_NAME}/releases"