Feat: add prometheus compatible endpoint, seed fallback store and add env.example

.env.example

@@ -0,0 +1,34 @@
+# Environment Configuration for Ticket Microservice
+
+# Server Configuration
+PORT=3049
+NODE_ENV=development
+
+# Redis Configuration
+REDIS_URL=redis://localhost:6379
+
+# Logging Configuration
+LOG_LEVEL=info
+LOG_FILE=logs/app.log
+
+# PDF Configuration
+PDF_OUTPUT_DIR=tickets
+PDF_CLEANUP_MAX_AGE_HOURS=24
+
+# Load Testing Configuration
+TEST_URL=http://localhost:3049
+
+# Prometheus Configuration (if using monitoring profile)
+PROMETHEUS_PORT=9090
+GRAFANA_PORT=3000
+
+# Optional: Custom Redis Configuration
+# REDIS_HOST=localhost
+# REDIS_PORT=6379
+# REDIS_PASSWORD=
+# REDIS_DB=0
+
+# Optional: Performance Tuning
+# MAX_CONCURRENT_REQUESTS=1000
+# REQUEST_TIMEOUT_MS=30000
+# PDF_GENERATION_TIMEOUT_MS=10000