feat: session tracker classnames

src/components/Breakdown/components/Root.tsx

@@ -6,7 +6,10 @@ export interface RootProps {
 
 export function Root({ children }: RootProps) {
   return (
-    <div style={{ display: 'flex', flexDirection: 'column', gap: 8 }}>
+    <div
+      className="session-tracker-root"
+      style={{ display: 'flex', flexDirection: 'column', gap: 8 }}
+    >
       {children}
     </div>
   );

src/components/Breakdown/components/Row.tsx

@@ -39,6 +39,7 @@ export function Row({
 
   return (
     <div
+      className="session-tracker-row"
       style={{
         display: 'flex',
         flexDirection: 'column',

src/components/Breakdown/components/RowStat.tsx

@@ -28,6 +28,7 @@ export function RowStat({
 
   return (
     <div
+      className="session-tracker-row-stat"
       style={{
         display: 'flex',
         flexDirection: 'column',