feat: komplette Codebase vom Board ins Repo gespiegelt

app/ = /opt/callrec (Node-Backend, Vite-Frontend, Python-Inferenz,
Audio-Skripte, rkllm_server.cpp), system/ = systemd-Units,
WirePlumber/PipeWire-Drop-ins, sudoers. Modelle, Binaries, Aufnahmen
und node_modules bleiben draussen (.gitignore).

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

app/callrec.service

@@ -0,0 +1,18 @@
+[Unit]
+Description=CallRec — BT recording + Whisper transcription web app
+After=network-online.target mariadb.service sound.target
+Wants=network-online.target
+
+[Service]
+Type=simple
+User=root
+WorkingDirectory=/opt/callrec
+Environment=NODE_ENV=production
+Environment=XDG_RUNTIME_DIR=/run/user/0
+Environment=PORT=3000
+ExecStart=/usr/bin/node /opt/callrec/server.js
+Restart=on-failure
+RestartSec=3
+
+[Install]
+WantedBy=multi-user.target