fix(home): adjust CommandTrendChart params and recharts tooltip styles

Author: MarkShawn2020

src/index.css

@@ -311,3 +311,14 @@ article.prose [align="left"] {
 .scrollbar-thin::-webkit-scrollbar-thumb:hover {
   background: var(--muted-foreground);
 }
+
+/* Recharts tooltip fix */
+.recharts-tooltip-wrapper {
+  z-index: 1000 !important;
+  pointer-events: none !important;
+}
+
+.recharts-tooltip-wrapper > div {
+  background: #FFFFFF !important;
+  opacity: 1 !important;
+}

src/views/Home/Home.tsx

@@ -25,7 +25,7 @@ export function Home({ onFeatureClick, onProjectClick, onSessionClick, onSearch
   const { data: commandWeeklyStats } = useInvokeQuery<Record<string, Record<string, number>>>(
     ["commandWeeklyStats"],
     "get_command_weekly_stats",
-    { weeks: 12 }
+    { weeks: 0 }  // 0 = all time, filtering done in CommandTrendChart
   );
 
   const data = projects && sessions && commands ? { projects, sessions, commands } : null;
@@ -85,7 +85,7 @@ export function Home({ onFeatureClick, onProjectClick, onSessionClick, onSearch
             {/* Command Trend Chart */}
             {commandWeeklyStats && Object.keys(commandWeeklyStats).length > 0 && (
               <div className="mt-4 pt-4 border-t border-border/40">
-                <CommandTrendChart data={commandWeeklyStats} weeks={12} />
+                <CommandTrendChart data={commandWeeklyStats} weeks={13} />
               </div>
             )}
             {/* Inline Stats */}