Added element-matrix compose file

element-matrix.yaml

@@ -0,0 +1,50 @@
+# Guide:
+# https://medium.com/@sncr28/deploying-a-matrix-server-with-element-chat-in-docker-compose-with-nginx-reverse-proxy-cc9850fd32f8
+version: '2.3'
+
+networks:
+  frontend:
+    external: true
+  backend:
+    external: true
+
+services:
+
+  synapse:
+    image: docker.io/matrixdotorg/synapse:latest
+    container_name: synapse
+    restart: unless-stopped
+    environment:
+      - SYNAPSE_CONFIG_PATH=/data/homeserver.yaml
+    volumes:
+      - /docker/synapse/files:/data
+    depends_on:
+      - db
+    networks:
+      frontend:
+        ipv4_address: 172.20.0.x
+      backend:
+        ipv4_address: 172.30.0.x
+
+  db:
+    image: docker.io/postgres:17-alpine
+    container_name: synapse-db
+    environment:
+      - POSTGRES_USER=synapse
+      - POSTGRES_PASSWORD=changeme
+      - POSTGRES_INITDB_ARGS=--encoding=UTF-8 --lc-collate=C --lc-ctype=C
+    volumes:
+      - /docker/synapse/schemas:/var/lib/postgresql/data
+    networks:
+      backend:
+        ipv4_address: 172.30.0.x
+  
+  element:
+    image: vectorim/element-web:latest
+    restart: unless-stopped
+    container_name: element
+    volumes:
+      - /docker/synapse/element-config.json:/app/config.json
+    networks:
+      frontend:
+        ipv4_address: 172.20.0.x