fix: API endpoint test script now reads API_PORT from .env

- Read API_PORT from .env file if it exists
- Construct API_BASE_URL using configured port
- Display which URL is being tested
- Consistent with validate_docker_build.sh behavior

scripts/test_api_endpoints.sh

@@ -17,9 +17,18 @@ BLUE='\033[0;34m'
 NC='\033[0m'
 
 # Configuration
-API_BASE_URL=${API_BASE_URL:-http://localhost:8080}
+# Read API_PORT from .env if available
+API_PORT=${API_PORT:-8080}
+if [ -f .env ]; then
+    export $(grep "^API_PORT=" .env | xargs)
+fi
+API_PORT=${API_PORT:-8080}
+
+API_BASE_URL=${API_BASE_URL:-http://localhost:$API_PORT}
 TEST_CONFIG="/app/configs/default_config.json"
 
+echo "Using API base URL: $API_BASE_URL"
+
 # Check if API is running
 echo "Checking if API is accessible..."
 if ! curl -f "$API_BASE_URL/health" &> /dev/null; then