feat: Enhance session processing and metrics

- Updated session processing commands in documentation for clarity.
- Removed transcript content fetching from session processing, allowing on-demand retrieval.
- Improved session metrics calculations and added new metrics for dashboard.
- Refactored processing scheduler to handle sessions in parallel with concurrency limits.
- Added manual trigger API for processing unprocessed sessions with admin checks.
- Implemented scripts for fetching and parsing transcripts, checking transcript content, and testing processing status.
- Updated Prisma schema to enforce default values for processed sessions.
- Added error handling and logging improvements throughout the processing workflow.

pages/api/dashboard/metrics.ts

@@ -35,10 +35,13 @@ export default async function handler(
 
   // Get date range from query parameters
   const { startDate, endDate } = req.query;
-  
-  // Build where clause with optional date filtering
-  const whereClause: any = { companyId: user.companyId };
-  
+
+  // Build where clause with optional date filtering and only processed sessions
+  const whereClause: any = {
+    companyId: user.companyId,
+    processed: true, // Only show processed sessions in dashboard
+  };
+
   if (startDate && endDate) {
     whereClause.startTime = {
       gte: new Date(startDate as string),