feat: Load environment variables from .env.local and update session processing logic

lib/processingScheduler.js

@@ -2,6 +2,31 @@
 import cron from "node-cron";
 import { PrismaClient } from "@prisma/client";
 import fetch from "node-fetch";
+import { readFileSync } from "fs";
+import { fileURLToPath } from "url";
+import { dirname, join } from "path";
+
+// Load environment variables from .env.local
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = dirname(__filename);
+const envPath = join(__dirname, '..', '.env.local');
+
+try {
+  const envFile = readFileSync(envPath, 'utf8');
+  const envVars = envFile.split('\n').filter(line => line.trim() && !line.startsWith('#'));
+  
+  envVars.forEach(line => {
+    const [key, ...valueParts] = line.split('=');
+    if (key && valueParts.length > 0) {
+      const value = valueParts.join('=').trim();
+      if (!process.env[key.trim()]) {
+        process.env[key.trim()] = value;
+      }
+    }
+  });
+} catch (error) {
+  // Silently fail if .env.local doesn't exist
+}
 
 const prisma = new PrismaClient();
 const OPENAI_API_KEY = process.env.OPENAI_API_KEY;
@@ -202,7 +227,13 @@ export async function processUnprocessedSessions() {
   const sessionsToProcess = await prisma.session.findMany({
     where: {
       AND: [
-        { processed: { not: true } }, // Either false or null
+        { messages: { some: {} } }, // Must have messages
+        { 
+          OR: [
+            { processed: false },
+            { processed: null }
+          ]
+        }
       ],
     },
     include: {