more commits..

app/filters.py

@@ -0,0 +1,37 @@
+from datetime import datetime
+
+def timeago(dt):
+    """
+    Returns a human-readable string representing time difference between now and the given datetime.
+    
+    For example: "2 minutes ago", "3 hours ago", "5 days ago", etc.
+    """
+    now = datetime.utcnow()
+    diff = now - dt
+    
+    seconds = diff.total_seconds()
+    
+    if seconds < 60:
+        return "just now"
+    elif seconds < 3600:
+        minutes = int(seconds / 60)
+        return f"{minutes} minute{'s' if minutes != 1 else ''} ago"
+    elif seconds < 86400:
+        hours = int(seconds / 3600)
+        return f"{hours} hour{'s' if hours != 1 else ''} ago"
+    elif seconds < 604800:
+        days = int(seconds / 86400)
+        return f"{days} day{'s' if days != 1 else ''} ago"
+    elif seconds < 2592000:
+        weeks = int(seconds / 604800)
+        return f"{weeks} week{'s' if weeks != 1 else ''} ago"
+    elif seconds < 31536000:
+        months = int(seconds / 2592000)
+        return f"{months} month{'s' if months != 1 else ''} ago"
+    else:
+        years = int(seconds / 31536000)
+        return f"{years} year{'s' if years != 1 else ''} ago"
+
+def init_app(app):
+    """Register filters with the Flask app"""
+    app.jinja_env.filters['timeago'] = timeago