wip docker compose and github workflow

.github/workflows/publish workflow TODO.txt

@@ -0,0 +1,15 @@
+
+name: mdbook_utils_publish
+services:
+  mdbook-utils:
+    command: [".devcontainer/publish.sh", "-y"]
+    ## https://docs.docker.com/compose/compose-file/05-services/#secrets
+    secrets:
+      - crates_token
+
+## crates_token secret is created as <project_name>_crates_token when the application is deployed,
+## by registering the content of the CRATES_TOKEN environment variable as a platform secret.
+## https://docs.docker.com/compose/compose-file/09-secrets/
+secrets:
+  crates_token:
+    environment: "CRATES_TOKEN"

compose-dev.yaml

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+services:
+  app:
+    entrypoint:
+    - sleep
+    - infinity
+    image: docker/dev-environments-default:stable-1
+    init: true
+    volumes:
+    - type: bind
+      source: /var/run/docker.sock
+      target: /var/run/docker.sock
+