Revert coverage threshold back to 80%

Signed-off-by: Senan Zedan <[email protected]>

Author: szedan-rh

.github/workflows/unit-test-e2e-testcases.yml

@@ -93,10 +93,7 @@ jobs:
         run: |
           cd e2e-tests/testcases
           COVERAGE_PERCENT=$(echo $COVERAGE | sed 's/%//')
-          THRESHOLD=20
-
-          echo "ℹ️  Note: E2E tests measure test helper coverage, not implementation coverage"
-          echo "ℹ️  Implementation coverage is tested in unit tests for src/semantic-router/"
+          THRESHOLD=80
 
           if (( $(echo "$COVERAGE_PERCENT < $THRESHOLD" | bc -l) )); then
             echo "❌ Coverage $COVERAGE is below threshold ${THRESHOLD}%"