Update docs/install/docker.md

docs/install/docker.md

@@ -19,8 +19,15 @@ mkdir -p /opt/gancio
 cd /opt/gancio
 ```
 
+- __You must have the following installed: Docker, Docker Compose and Nginx __
+1. https://docs.docker.com/engine/install/
+1. https://docs.docker.com/compose/install/
+1. https://nginx.org/en/docs/install.html
+
+
 ## Use sqlite
 <div class='code-example bg-grey-lt-100' markdown="1">
+
 1. **Download docker-compose.yml and Dockerfile**
 ```bash
 wget {{site.url}}{% link /docker/Dockerfile %}
@@ -66,6 +73,12 @@ docker-compose up -d
 tail -f  data/logs/gancio.log
 ```
 
+1. Navigate away from Gancio directory & into Nginx Directory
+```bash
+cd ~
+cd /etc/nginx
+```
+
 1. [Setup nginx as a proxy]({% link install/nginx.md %}
 
 1. Point your web browser to [http://localhost:13120](http://localhost:13120) or where you specified during setup and enjoy :tada:
@@ -96,4 +109,4 @@ tail -f  data/logs/gancio.log
 ```bash
 cd /opt/gancio
 docker-compose up -d --no-deps --build
-```
+```