Initial commit: Complete DevServer monitoring framework

- FastAPI application with OpenTelemetry instrumentation
- Redis caching and Celery task processing
- Docker Compose setup with monitoring stack
- Grafana dashboards and Prometheus metrics
- Jaeger distributed tracing
- Comprehensive documentation in docs/ folder
- Monitoring configuration and troubleshooting guides

monitoring/prometheus.yml

@@ -0,0 +1,52 @@
+global:
+  scrape_interval: 15s
+  evaluation_interval: 15s
+
+scrape_configs:
+  # Prometheus itself
+  - job_name: 'prometheus'
+    static_configs:
+      - targets: ['localhost:9090']
+
+  # FastAPI Application
+  - job_name: 'fastapi-app'
+    static_configs:
+      - targets: ['devserver:8000']
+    scrape_interval: 5s
+    scrape_timeout: 4s
+    metrics_path: '/metrics'
+
+  # RabbitMQ Metrics
+  - job_name: 'rabbitmq'
+    static_configs:
+      - targets: ['rabbitmq:15692']
+    scrape_interval: 15s
+
+  # Loki Metrics  
+  - job_name: 'loki'
+    static_configs:
+      - targets: ['loki:3100']
+    scrape_interval: 15s
+    metrics_path: '/metrics'
+
+  # cAdvisor Container Metrics
+  - job_name: 'cadvisor'
+    static_configs:
+      - targets: ['cadvisor:8080']
+    scrape_interval: 15s
+    metrics_path: '/metrics'
+
+  # OTEL Collector Metrics
+  - job_name: 'otel-collector'
+    static_configs:
+      - targets: ['otel-collector:8889']
+    scrape_interval: 15s
+    scrape_timeout: 10s
+    metrics_path: '/metrics'
+
+  # Jaeger Metrics
+  - job_name: 'jaeger'
+    static_configs:
+      - targets: ['jaeger:14269']
+    scrape_interval: 15s
+    metrics_path: '/metrics'