CEXT-5495: Simplify OpenTelemetry Stack (#86)

Author: iivvaannxx

docker-compose.yaml

@@ -1,70 +1,31 @@
 services:
-  otel-collector:
-    image: otel/opentelemetry-collector-contrib:latest
-    container_name: otel-collector
+  otel-lgtm:
+    image: grafana/otel-lgtm:latest
+    container_name: otel-lgtm
     restart: unless-stopped
+    ports:
+      - "3000:3000" # Grafana UI
+      - "4317:4317" # OTLP gRPC
+      - "4318:4318" # OTLP HTTP
     volumes:
-      - "./otel-collector-config.yaml:/etc/otelcol-contrib/config.yaml"
-    ports: 
-      - "4317:4317"
-      - "4318:4318"
+      - "lgtm-data:/data" # Persist data across restarts
     networks: [telemetry]
-    depends_on: [tempo, loki]
-
-  tempo:
-    image: grafana/tempo:latest
-    container_name: tempo
-    restart: unless-stopped
-    volumes: 
-      - "./tempo.yaml:/etc/tempo.yaml"
-    networks: [telemetry]
-    command: 
-      - "-config.file=/etc/tempo.yaml"
-
-  prometheus:
-    image: prom/prometheus:latest
-    container_name: prometheus
-    restart: unless-stopped
-    volumes: 
-      - "./prometheus.yaml:/etc/prometheus/prometheus.yml"
-    ports: 
-      - "9090:9090" # Prometheus UI
-    networks: [telemetry]
-    depends_on: [otel-collector]
-
-  loki:
-    image: grafana/loki:latest
-    container_name: loki
-    restart: unless-stopped
-    networks: [telemetry]
-    command: 
-      - "-config.file=/etc/loki/local-config.yaml"
-
-  grafana:
-    image: grafana/grafana:latest
-    container_name: grafana
-    restart: unless-stopped
-    ports: 
-      - "3000:3000"
-    volumes: 
-      - "grafana-storage:/var/lib/grafana"
-    networks: [telemetry]
-    depends_on: [loki, prometheus, tempo]
 
+  # Cloudflare Tunnel - Exposes collector for deployed actions
   cloudflared:
     image: cloudflare/cloudflared:latest
     container_name: cloudflared
     restart: unless-stopped
     networks: [telemetry]
-    depends_on: [otel-collector]
-    command: 
+    depends_on: [otel-lgtm]
+    command:
       - "tunnel"
       - "--url"
-      - "http://otel-collector:4318"
+      - "http://otel-lgtm:4318"
 
 networks:
   telemetry:
     driver: bridge
 
 volumes:
-  grafana-storage:
+  lgtm-data: