ci: prebuild devcontainer and use it from cache

Author: nikobockerman

.devcontainer/devcontainer.json

@@ -1,7 +1,8 @@
 {
   "name": "AoC-Python",
   "build": {
-    "dockerfile": "Dockerfile"
+    "dockerfile": "Dockerfile",
+    "cacheFrom": "ghcr.io/nikobockerman/adventofcode-python-devcontainer:cache"
   },
   "features": {
     "ghcr.io/devcontainers/features/python:1": {

.github/workflows/ci-cd.yaml

@@ -9,7 +9,13 @@ on:
   workflow_dispatch:
 permissions:
   contents: read
+  packages: write
 
 jobs:
   ci:
     uses: ./.github/workflows/ci.yaml
+  deploy-devcontainer-cache:
+    needs: ci
+    uses: nikobockerman/github-workflows/.github/workflows/devcontainer-cache.yaml@cc3e3fdec0b2379e550c1ea4059cb79f455ff668
+    with:
+      cache-type: final

.github/workflows/ci.yaml

@@ -28,5 +28,13 @@ jobs:
   run-all:
     uses: ./.github/workflows/run-all.yaml
 
+  prebuild-devcontainer:
+    uses: nikobockerman/github-workflows/.github/workflows/devcontainer-cache.yaml@cc3e3fdec0b2379e550c1ea4059cb79f455ff668
+    permissions:
+      contents: read
+      packages: write
+    with:
+      cache-type: intermediate
   check-devcontainer:
+    needs: prebuild-devcontainer
     uses: ./.github/workflows/check-devcontainer.yaml