Ship free-tier watermark policy (2 clean renders) and align pricing/legal copy.

Co-authored-by: Cursor <cursoragent@cursor.com>

worker/index.ts

@@ -128,7 +128,12 @@ async function processJobItem(data: VideoJobData) {
       },
     });
 
-    // Quota was reserved at job creation; do not increment again on success.
+    // Lifetime successful renders only (not monthly quota — that was reserved at create).
+    await prisma.user.update({
+      where: { id: data.userId },
+      data: { createdVideoCount: { increment: 1 } },
+    });
+
     await cleanupFiles([outputPath]);
   } catch (err) {
     const message = formatYouTubeErrorForUser(err);