fix: correct line endings, paths, and syntax in all lab01 test scripts

labs/lab-01-iam/tests/99-final-verification.sh

@@ -5,6 +5,9 @@
 
 set -euo pipefail
 
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+PROJECT_ROOT="$(cd "$SCRIPT_DIR/../.." && pwd)"
+
 RED='\033[0;31m'
 GREEN='\033[0;32m'
 YELLOW='\033[1;33m'
@@ -49,7 +52,7 @@ echo ""
 
 # Test 3: Non-root container execution (INF-01)
 echo -e "${BLUE}[3/3] Checking non-root container execution (INF-01)...${NC}"
-cd labs/lab-01-iam
+cd "$PROJECT_ROOT/labs/lab-01-iam"
 compose_file="docker-compose.yml"
 if [ ! -f "$compose_file" ]; then
     echo -e "  ${YELLOW}○${NC} docker-compose.yml not found"