add a timestamp to graph.svg to avoid caching

app/main.py

@@ -6,6 +6,7 @@ from wtforms import StringField, SubmitField, IntegerField
 from wtforms.validators import DataRequired, Length, NumberRange
 from .db import db, Accomplishment
 from datetime import datetime, timedelta
+import time
 
 main = Blueprint('main', __name__)
 
@@ -72,6 +73,7 @@ def get_day_template_data(day_string):
         },
         "accomplishments": accomplishments,
         "total_xp": sum(a.difficulty for a in accomplishments),
+        "ts": int(time.time()),  # timestamp for cachebusting
     }
 
 

app/templates/main/app.html

@@ -13,7 +13,7 @@
     </form>
 </div>
 <div class="max-w-lg mx-auto card">
-    <img class="w-full h-48" src="{{ url_for('graph.graph_svg') }}">
+    <img class="w-full h-48" src="{{ url_for('graph.graph_svg', ts=ts) }}">
 </div>
 <div class="max-w-lg mx-auto card">
     <div class="flex items-center justify-between mb-4">