feat: add quick health fix and test scripts

- Add quick-health-fix.sh for immediate diagnosis
- Add test-app.sh for comprehensive testing
- Fix localhost connection issues
- Improve health check reliability

scripts/test-app.sh

@@ -0,0 +1,100 @@
+#!/bin/bash
+
+# Simple Application Test Script
+# This script tests if the application is working correctly
+
+set -e
+
+# Colors for output
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+BLUE='\033[0;34m'
+NC='\033[0m' # No Color
+
+log() {
+    echo -e "${BLUE}[$(date +'%Y-%m-%d %H:%M:%S')]${NC} $1"
+}
+
+success() {
+    echo -e "${GREEN}[SUCCESS]${NC} $1"
+}
+
+error() {
+    echo -e "${RED}[ERROR]${NC} $1" >&2
+}
+
+log "🧪 Testing application functionality..."
+
+# Test 1: Health endpoint from inside container
+log "Test 1: Health endpoint from inside container"
+if docker exec portfolio-app curl -s http://localhost:3000/api/health | grep -q '"status":"healthy"'; then
+    success "✅ Health endpoint working from inside container"
+else
+    error "❌ Health endpoint not working from inside container"
+    exit 1
+fi
+
+# Test 2: Health endpoint from outside container
+log "Test 2: Health endpoint from outside container"
+if curl -s http://localhost:3000/api/health | grep -q '"status":"healthy"'; then
+    success "✅ Health endpoint working from outside container"
+else
+    warning "⚠️  Health endpoint not accessible from outside container"
+    log "This is the issue causing the health check failure"
+fi
+
+# Test 3: Main page from inside container
+log "Test 3: Main page from inside container"
+if docker exec portfolio-app curl -s http://localhost:3000/ | grep -q "Dennis Konkol"; then
+    success "✅ Main page working from inside container"
+else
+    error "❌ Main page not working from inside container"
+fi
+
+# Test 4: Main page from outside container
+log "Test 4: Main page from outside container"
+if curl -s http://localhost:3000/ | grep -q "Dennis Konkol"; then
+    success "✅ Main page working from outside container"
+else
+    warning "⚠️  Main page not accessible from outside container"
+fi
+
+# Test 5: Admin page from inside container
+log "Test 5: Admin page from inside container"
+if docker exec portfolio-app curl -s http://localhost:3000/manage | grep -q "Admin\|Login"; then
+    success "✅ Admin page working from inside container"
+else
+    error "❌ Admin page not working from inside container"
+fi
+
+# Test 6: Admin page from outside container
+log "Test 6: Admin page from outside container"
+if curl -s http://localhost:3000/manage | grep -q "Admin\|Login"; then
+    success "✅ Admin page working from outside container"
+else
+    warning "⚠️  Admin page not accessible from outside container"
+fi
+
+# Summary
+log "📊 Test Summary:"
+log "The application is working correctly from inside the container"
+log "The issue is with external accessibility"
+
+if curl -f http://localhost:3000/api/health > /dev/null 2>&1; then
+    success "🎉 Application is fully accessible!"
+    log "Your application is working correctly at:"
+    log "  - Main site: http://localhost:3000/"
+    log "  - Admin panel: http://localhost:3000/manage"
+    log "  - Health check: http://localhost:3000/api/health"
+else
+    warning "⚠️  Application is not accessible from outside"
+    log "This is likely due to:"
+    log "  1. Network configuration issues"
+    log "  2. Firewall blocking port 3000"
+    log "  3. Application binding to wrong interface"
+    log "  4. Running behind a reverse proxy"
+    
+    log "To fix this, run:"
+    log "  ./scripts/quick-health-fix.sh"
+fi