Stabilize database e2e CI retries

.github/workflows/ci.yml

@@ -429,6 +429,8 @@ jobs:
         include:
           - service: Databases
             runner: blacksmith-4vcpu-ubuntu-2404
+            paratest_processes: 3
+            timeout_minutes: 30
           - service: Sites
             runner: blacksmith-4vcpu-ubuntu-2404
           - service: Functions
@@ -439,6 +441,10 @@ jobs:
             runner: blacksmith-4vcpu-ubuntu-2404
           - service: TablesDB
             runner: blacksmith-4vcpu-ubuntu-2404
+            paratest_processes: 3
+            timeout_minutes: 30
+          - service: Migrations
+            paratest_processes: 1
     steps:
       - name: Checkout repository
         uses: actions/checkout@v6
@@ -499,7 +505,7 @@ jobs:
         with:
           max_attempts: 2
           retry_wait_seconds: 60
-          timeout_minutes: 20
+          timeout_minutes: ${{ matrix.timeout_minutes || 20 }}
           job_id: ${{ job.check_run_id }}
           github_token: ${{ secrets.GITHUB_TOKEN }}
           test_dir: tests/e2e/Services/${{ matrix.service }}
@@ -512,9 +518,14 @@ jobs:
               Databases|TablesDB|Functions|Realtime|GraphQL|ProjectWebhooks) FUNCTIONAL_FLAG="" ;;
             esac
 
+            PARATEST_PROCESSES="${{ matrix.paratest_processes }}"
+            if [ -z "$PARATEST_PROCESSES" ]; then
+              PARATEST_PROCESSES="$(nproc)"
+            fi
+
             docker compose exec -T \
               -e _APP_E2E_RESPONSE_FORMAT="${{ github.event.inputs.response_format }}" \
-              appwrite vendor/bin/paratest --processes $(nproc) $FUNCTIONAL_FLAG "$SERVICE_PATH" --exclude-group abuseEnabled --exclude-group screenshots --log-junit tests/e2e/Services/${{ matrix.service }}/junit.xml
+              appwrite vendor/bin/paratest --processes "$PARATEST_PROCESSES" $FUNCTIONAL_FLAG "$SERVICE_PATH" --exclude-group abuseEnabled --exclude-group screenshots --log-junit tests/e2e/Services/${{ matrix.service }}/junit.xml
 
       - name: Failure Logs
         if: failure()

tests/e2e/Services/Migrations/MigrationsBase.php

@@ -4207,7 +4207,9 @@ trait MigrationsBase
         }, 30_000, 500);
 
         // Check that email was sent with download link
-        $lastEmail = $this->getLastEmail();
+        $lastEmail = $this->getLastEmail(probe: function ($email) {
+            $this->assertEquals('Your JSON export is ready', $email['subject']);
+        });
         $this->assertNotEmpty($lastEmail);
         $this->assertEquals('Your JSON export is ready', $lastEmail['subject']);
         $this->assertStringContainsStringIgnoringCase('Your data export has been completed successfully', $lastEmail['text']);