Add docker compose segmented for 2 (#154)

Author: kchudy

2.x/docker-compose/segmented/core/docker-compose.yaml

@@ -0,0 +1,26 @@
+services:
+  core:
+    image: ghcr.io/defguard/defguard:2
+    environment:    
+      DEFGUARD_DB_HOST: db
+      DEFGUARD_DB_PORT: 5432
+
+      # Make sure to change these credentials in production!
+      DEFGUARD_DB_USER: defguard
+      DEFGUARD_DB_PASSWORD: defguard
+      DEFGUARD_DB_NAME: defguard
+    depends_on:
+      - db
+    ports:
+      # HTTP port for the web UI
+      - "8000:8000"
+
+  db:
+    image: postgres:18-alpine
+    environment:
+      # Make sure to change these credentials in production!
+      POSTGRES_DB: defguard
+      POSTGRES_USER: defguard
+      POSTGRES_PASSWORD: defguard
+    volumes:
+      - ./.volumes/db:/var/lib/postgresql

2.x/docker-compose/segmented/edge/docker-compose.yaml

@@ -0,0 +1,14 @@
+services:
+  edge:
+    image: ghcr.io/defguard/defguard-proxy:2
+    restart: unless-stopped
+    container_name: "defguard-proxy"
+    ports:
+      # gRPC port for the Core to connect to
+      - "50051:50051"
+      # HTTP port for the web UI
+      - "8080:8080"
+      # HTTPS if you want to use the built-in TLS termination of the Proxy https://docs.defguard.net/tutorials/initial-setup-wizard-setting-up-from-scratch#configure-ssl-for-edge
+      # - "443:443"
+    volumes:
+      - ./.volumes/certs/edge:/etc/defguard/certs

2.x/docker-compose/segmented/gateway/docker-compose.yaml

@@ -0,0 +1,10 @@
+services:
+  gateway:
+    image: ghcr.io/defguard/gateway:2
+    restart: unless-stopped
+    container_name: "defguard-gateway"
+    network_mode: "host"
+    cap_add:
+      - NET_ADMIN
+    volumes:
+      - ./.volumes/certs/gateway:/etc/defguard/certs