refactor: Credentials aus homelab.conf laden statt hardcoded

WP_PASS, OPENROUTER_KEY, TELEGRAM_TOKEN werden jetzt zentral aus
homelab.conf gelesen - kein manuelles Update bei Key-Rotation noetig

arakava-news/reddit_trends.py

@@ -11,13 +11,30 @@ import logging
 import os
 import re
 from datetime import datetime, timedelta, timezone
+from pathlib import Path
+
+def _load_homelab_conf():
+    """Liest Schluessel-Wert-Paare aus homelab.conf."""
+    conf = {}
+    for path in ["/opt/homelab-brain/homelab.conf", "/opt/homelab-ai-bot/../homelab.conf"]:
+        p = Path(path)
+        if p.exists():
+            for line in p.read_text().splitlines():
+                line = line.strip()
+                if "=" in line and not line.startswith("#"):
+                    k, _, v = line.partition("=")
+                    conf[k.strip()] = v.strip().strip('"')
+            break
+    return conf
+
+_CONF = _load_homelab_conf()
 
 # ── Konfiguration ──────────────────────────────────────────────
 WP_URL         = "https://arakava-news-2.orbitalo.net"
 WP_USER        = "admin"
-WP_PASS        = "eJIyhW0p5PFacjvvKGufKeXS"
-OPENROUTER_KEY = "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"
-TELEGRAM_TOKEN = "8551565940:AAHIUpZND-tCNGv9yEoNPRyPt4GxEPYBJdE"
+WP_PASS        = _CONF.get("PW_WP_ADMIN", "")
+OPENROUTER_KEY = _CONF.get("OPENROUTER_KEY", "")
+TELEGRAM_TOKEN = _CONF.get("TG_MUTTER_TOKEN", "")
 TELEGRAM_CHAT  = "674951792"
 LOG_FILE       = "/opt/rss-manager/logs/reddit_trends.log"
 WP_CATEGORY    = "Tech-Trends"