1. No dropping user's bodyweight to the default value after a session based on a plan.

2. dev.db to .gitignore.

components/Tracker.tsx

@@ -148,7 +148,7 @@ const Tracker: React.FC<TrackerProps> = ({ userId, userWeight, activeSession, ac
 
     const confirmPlanStart = () => {
         if (showPlanPrep) {
-            onSessionStart(showPlanPrep);
+            onSessionStart(showPlanPrep, parseFloat(userBodyWeight));
             setShowPlanPrep(null);
         }
     }