Initialize docker stack repo

homeassistant/config/docker_containers_summary.py

@@ -0,0 +1,14 @@
+#!/usr/bin/env python3
+import subprocess, json
+cmd = ["/usr/bin/curl", "--unix-socket", "/var/run/docker.sock", "-s", "http://localhost/containers/json?all=1"]
+raw = subprocess.check_output(cmd, text=True)
+data = json.loads(raw)
+lines = []
+for c in data:
+    name = c.get("Names", ["?"])[0].lstrip("/")
+    state = c.get("State", "?")
+    status = c.get("Status", "?")
+    image = c.get("Image", "?")
+    lines.append(f"{name} | {state} | {status} | {image}")
+out = {"count": len(lines), "list": sorted(lines)}
+print(json.dumps(out, ensure_ascii=False))