minor on docs

docs/docker/docker-compose.yml

@@ -4,7 +4,7 @@ services:
   gancio:
     build: .
     restart: always
-    image: node:17.4-slim
+    image: gancio
     container_name: gancio
     environment:
       - PATH=$PATH:/home/node/.yarn/bin

docs/docker/mariadb/docker-compose.yml

@@ -16,7 +16,7 @@ services:
   gancio:
     build: .
     restart: always
-    image: node:17.4-slim
+    image: gancio
     container_name: gancio
     environment:
       - PATH=$PATH:/home/node/.yarn/bin

docs/docker/postgres/docker-compose.yml

@@ -18,7 +18,7 @@ services:
   gancio:
     build: .
     restart: always
-    image: node:17.4-slim
+    image: gancio
     container_name: gancio
     environment:
       - PATH=$PATH:/home/node/.yarn/bin

docs/docker/sqlite/docker-compose.yml

@@ -4,7 +4,7 @@ services:
   gancio:
     build: .
     restart: always
-    image: node:17.4-slim
+    image: gancio
     container_name: gancio
     environment:
       - PATH=$PATH:/home/node/.yarn/bin

docs/install/docker.md

@@ -66,5 +66,6 @@ You'll need to [setup nginx as a proxy]({% link install/nginx.md %}) then you ca
 
 ```bash
 cd /opt/gancio
+wget https://gancio.org/docker/Dockerfile -O Dockerfile
 docker-compose up -d --no-deps --build
 ```