update docker instructions

README.md

@@ -11,6 +11,9 @@ hterm source - https://chromium.googlesource.com/apps/libapps/+/master/hterm/
 
 ![Wetty](/terminal.png?raw=true)
 
+This fork has a few of the open prs from the original merged in as well as scripts to make running
+in docker better.
+
 Install
 -------
 
@@ -86,14 +89,17 @@ Dockerized Version
 This repo includes a Dockerfile you can use to run a Dockerized version of wetty. You can run
 whatever you want!
 
-Just do:
+Just modify docker-compose and run:
 
 ```
-    docker run --name term -p 3000 -dt krishnasrinivas/wetty
+docker-compose up -d
 ```
 
 Visit the appropriate URL in your browser (`[localhost|$(boot2docker ip)]:PORT`).
-The username is `term` and the password is `term`.
+
+The default username is `term` and the password is `term`, if you did not modify `SSHHOST`
+
+If you dont want  to build the image yourself just remove the line `build; .`
 
 Run wetty as a service daemon
 -----------------------------
@@ -106,6 +112,9 @@ Install wetty globally with -g option:
     $ sudo start wetty
 ```
 
-This will start wetty on port 3000. If you want to change the port or redirect stdout/stderr you should change the last line in `wetty.conf` file, something like this:
-
-    exec sudo -u root wetty -p 80 >> /var/log/wetty.log 2>&1
+This will start wetty on port 3000. If you want to change the port or redirect
+stdout/stderr you should change the last line in `wetty.conf` file, something
+like this:
+```
+exec sudo -u root wetty -p 80 >> /var/log/wetty.log 2>&1
+```

docker-compose.yml

@@ -2,8 +2,9 @@ version: "3"
 
 services:
   wetty:
-    container_name: wetty
     build: .
+    image: redbrick/wetty
+    container_name: wetty
     tty: true
     working_dir: /app
     ports: