Add logging

src/hdiky/main.py

@@ -1,4 +1,5 @@
 import asyncio
+import datetime
 from pathlib import Path
 
 import appdirs
@@ -26,6 +27,17 @@ def write_config(new: dict) -> None:
 @click.group()
 def main():
     """HDIKY? (How Do I Know You?) - A Matrix utility to find mutual rooms with a user"""
+    import logging
+    now = datetime.datetime.now().date().isoformat()
+    loc = Path(appdirs.user_log_dir("hdiky")) / f"{now}.log"
+    loc.parent.mkdir(parents=True, exist_ok=True)
+    loc.touch()
+    logging.basicConfig(
+        filename=str(loc),
+        level=logging.INFO,
+        format="%(asctime)s - %(name)s - %(levelname)s - %(message)s",
+        datefmt="%Y-%m-%d %H:%M:%S"
+    )
 
 
 @main.group()