correctly fix time_now

README.md

@@ -26,5 +26,5 @@ for example, using `pass` password:
 
 ```sh
 $ pip install -r requirements.txt
-$ TD_USERPASS=pass FLASK_APP=src/app flask run
+$ TD_USERPASS=pass TZ=UTC FLASK_APP=src/app flask run
 ```

src/utils/misc.py

@@ -1,4 +1,4 @@
-from datetime import datetime
+from datetime import UTC, datetime
 from os import listdir, utime
 from os import path as os_path
 from os import remove as os_remove
@@ -98,8 +98,12 @@ def exist_post(file_id: int) -> float | None:
 
 
 def time_now() -> float:
-    """get current time based on timezone"""
+    """get current time based on timezone without being timezone aware"""
-    return datetime.now(timezone(session[Config._session_timezone])).timestamp()
+    now = datetime.now(UTC).replace(tzinfo=None)
+    return (
+        now.timestamp()
+        + timezone(session[Config._session_timezone]).utcoffset(now).total_seconds()
+    )
 
 
 def create_post(file_id: int, content: str) -> bool: