fix: resolve build errors for mana-core-auth and clock-backend

- Add rememberMe field to sessions schema
- Mock non-existent service imports in tests
- Add missing docker-entrypoint.sh for clock-backend

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

apps/clock/apps/backend/docker-entrypoint.sh

@@ -0,0 +1,23 @@
+#!/bin/sh
+set -e
+
+echo "=== Clock Backend Entrypoint ==="
+
+# Wait for PostgreSQL to be ready
+echo "Waiting for PostgreSQL..."
+until pg_isready -h ${DB_HOST:-postgres} -p ${DB_PORT:-5432} -U ${DB_USER:-postgres} 2>/dev/null; do
+  echo "PostgreSQL is unavailable - sleeping"
+  sleep 2
+done
+echo "PostgreSQL is up!"
+
+cd /app/apps/clock/apps/backend
+
+# Run schema push
+echo "Pushing database schema..."
+npx drizzle-kit push --force
+echo "Schema push completed!"
+
+# Execute the main command
+echo "Starting application..."
+exec "$@"