Idriz v0.1: Realtime voice assistant with Wikipedia summaries and coloring pages

- OpenAI Realtime session (server VAD, half-duplex audio via pacat/PipeWire)
- Tools: wikipedia_sazetak (en.wikipedia -> Bosnian summary, max 2 A4 pages via WeasyPrint)
  and bojanka (image generation -> pure line art on A4)
- CUPS printing, systemd user service, install script, offline test script

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01LzKpYaEsuWDevuNnvSjcFW

systemd/idriz.service

@@ -0,0 +1,15 @@
+[Unit]
+Description=Idriz - glasovni pomoćnik za djecu
+After=pipewire.service wireplumber.service network-online.target
+Wants=network-online.target
+
+[Service]
+Type=simple
+WorkingDirectory=%h/src/idriz
+EnvironmentFile=%h/.config/idriz/env
+ExecStart=%h/src/idriz/.venv/bin/python -m idriz
+Restart=always
+RestartSec=5
+
+[Install]
+WantedBy=default.target