refactor: comment out optional env vars in diun and code-server

code-server/.env.example

@@ -15,3 +15,6 @@ GIT_EMAIL=
 # Container hostname, also passed in as HOST -- the name zsh's prompt shows.
 # Not named HOSTNAME: the deploying shell's own HOSTNAME would override it.
 SERVICE_HOSTNAME=code-server
+
+# Name of the installed web app.
+# PWA_APPNAME=code-server

code-server/README.md

@@ -35,6 +35,7 @@ separate rootless daemon.
 | `SERVICE_HOSTNAME` | Container hostname, and the name the shell prompt shows. |
 | `PASSWORD` | Web UI login, also the in-container sudo password. **A blank value disables authentication entirely.** |
 | `GIT_NAME` / `GIT_EMAIL` | Git author and committer identity |
+| `PWA_APPNAME` | Optional. Name of the installed web app; defaults to `code-server`. |
 
 Generate a password with `openssl rand -base64 24`.
 

code-server/compose.yml

@@ -18,7 +18,7 @@ services:
       - GIT_COMMITTER_NAME=${GIT_NAME}
       - GIT_COMMITTER_EMAIL=${GIT_EMAIL}
       - HOST=${SERVICE_HOSTNAME}
-      - PWA_APPNAME=code-server
+      # - PWA_APPNAME=${PWA_APPNAME:-code-server}
     volumes:
       - 'code-server-config:/config'
       - 'code-server-workspace:/workspace'