Fix pre-commit hooks and move directories

roles/ and inventory/ are now in playbooks/
also fixed issues reported by ansible-lint

playbooks/roles/healthcheck/files/data/matrix

@@ -0,0 +1,43 @@
+#!/usr/bin/python3
+
+import datetime
+import os
+import requests
+import sys
+
+import asyncio
+from nio import AsyncClient, RoomMessageNotice
+
+def send_ping(success, msg=""):
+    url = os.environ['MATRIX_HC_URL']
+    if not success:
+        url += "/fail"
+
+    requests.get(url, data=msg, headers={'user-agent': os.environ['USER_AGENT']})
+
+async def main():
+    try:
+        client = AsyncClient(os.environ['MATRIX_SERVER'])
+        client.access_token = os.environ['MATRIX_TOKEN']
+        client.device_id = os.environ['USER_AGENT']
+        await client.room_send(
+            room_id = os.environ['MATRIX_ROOM'],
+            message_type = "m.room.message",
+            content = {
+                "msgtype": "m.text",
+                "body": "!ping"
+            }
+        )
+    except Exception as e:
+        print(e)
+
+        print("exception during login or sending")
+        send_ping(False, str(e))
+        sys.exit(1)
+    await client.close()
+
+    send_ping(True)
+    sys.exit(0)
+
+
+asyncio.new_event_loop().run_until_complete(main())