Fix pre-commit hooks and move directories

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

roles/healthcheck/files/data/matrix

@@ -1,43 +0,0 @@
-#!/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())