ci: another try to make CodeSpaces CI fail if the prebuilt packages are not provided

Author: mpusz

.devcontainer/check_all.sh

@@ -6,13 +6,7 @@
 
 set -e
 
-# Auto-detect CI environment and use "never" build policy
-if [[ -n "${CI:-}" ]]; then
-  build_policy="never"
-else
-  build_policy="missing"
-fi
-
+build_policy="missing"
 while getopts :hdn opt
 do
   case $opt in

.devcontainer/devcontainer.json

@@ -4,6 +4,9 @@
   // Dockerfile: https://github.com/train-it-eu/docker-images/blob/main/mp-units/Dockerfile
   "image": "trainiteu/mp-units:latest",
   "remoteUser": "ubuntu",
+  "containerEnv": {
+    "CI_NEVER_BUILD": "${localEnv:CI_NEVER_BUILD}"
+  },
   "mounts": [
     "source=conan-cache,target=/home/ubuntu/.conan2,type=volume",
     "source=pipx-cache,target=/home/ubuntu/.pipx,type=volume"
@@ -74,7 +77,7 @@
     "--init"
   ],
   "updateContentCommand": "sudo mkdir -p /workspaces/api_reference_deps && sudo chown -R ubuntu:ubuntu /workspaces/api_reference_deps",
-  "postCreateCommand": "pipx upgrade-all && .devcontainer/validate_environment.sh && .devcontainer/check_all.sh -d install && .devcontainer/api_reference.sh -s",
+  "postCreateCommand": "bash -c 'pipx upgrade-all && .devcontainer/validate_environment.sh && .devcontainer/check_all.sh -d ${CI_NEVER_BUILD:+-n} install && .devcontainer/api_reference.sh -s'",
   "postStartCommand": "echo '🚀 mp-units development environment ready!' && echo '🧪 Use `.devcontainer/check_all.sh [-d] build` to test all compiler configurations.' && echo '📖 Use `.devcontainer/api_reference.sh` to generate the API reference documentation.'",
   "forwardPorts": [
     8000

.github/workflows/codespaces-test.yml

@@ -49,8 +49,10 @@ jobs:
 
       - name: Test Dev Container Build and Setup
         uses: devcontainers/ci@v0.3.1900000417
+        env:
+          CI_NEVER_BUILD: "1"
         with:
           imageName: mp-units-dev
           cacheFrom: mp-units-dev
           push: never
-          runCmd: echo "✅ Devcontainer build and setup completed successfully with pre-built packages only"
+          runCmd: echo "✅ Devcontainer setup completed successfully with pre-built packages only"