explanation on env var

README.md

@@ -80,7 +80,6 @@ Use the `portainer-compose.yml` file and modify to your hearts content.
 ## Fixed grammer
 
 Fixed grammar
-
 ## Notes
 
 - https://ohmyz.sh/#install

docker-compose-deploy.yml

@@ -0,0 +1,34 @@
+
+services:
+
+  # Building and testing environment
+  dev:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    image: ghcr.io/growlf/toolbox:latest
+    environment:
+      - TESTVAR=${TESTVAR:-app}
+    stdin_open: true
+    tty: true
+    command: ["/bin/zsh"]
+    network_mode: "host"
+
+  # Example container with DooD and host file/net access
+  app1:
+    image: ghcr.io/growlf/toolbox:latest
+    environment:
+      - TESTVAR=${TESTVAR:-/src} #this is an environment variable that can be altered in portainer
+    stdin_open: true
+    tty: true
+    command: ["/bin/zsh"]
+    network_mode: "host"
+
+
+  # Example of running the same image with different intent
+  app2:
+    image: ghcr.io/growlf/toolbox:latest
+    stdin_open: true
+    tty: true
+    command: ["/bin/bash"]
+

docker-compose.yml

@@ -23,7 +23,7 @@ services:
   app1:
     image: ghcr.io/growlf/toolbox:latest
     environment:
-      - TESTVAR=${TESTVAR:/src}
+      - TESTVAR=${TESTVAR:/src} #this is an environment variable  
     stdin_open: true
     tty: true
     command: ["/bin/zsh"]

portainer-compose.yml

@@ -1,12 +1,12 @@
-version: '3.8'
+
 services:
 
   # Building and testing environment
   app:
     build:
       context: .
       dockerfile: Dockerfile
-    image: ghcr.io/growlf/toolbox:testing
+    image: ghcr.io/growlf/toolbox:latest
     stdin_open: true
     tty: true
     command: ["/bin/zsh"]