Add caching for pulled Docker images

.calkit/env-locks/tex.json

@@ -2,24 +2,22 @@
     "RepoTags": [
         "texlive/texlive:latest-full"
     ],
-    "RepoDigests": [
-        "texlive/texlive@sha256:9080025bd1762766c229ed7543107aa7799a82fa65b0643c4191305677863859"
-    ],
-    "Architecture": "arm64",
+    "RepoDigests": [],
+    "Architecture": "amd64",
     "Os": "linux",
-    "Size": 2465928923,
+    "Size": 5197757512,
     "RootFS": {
         "Type": "layers",
         "Layers": [
-            "sha256:9d0dd3a5ed802836311cd0db8808b203821cf667f4abc13b09a4bdfe2e6d4e27",
-            "sha256:4d9f50bad01fd6cdbc25818ee80ab8c34841dd5f73a2bc7855118f550ec97ece",
-            "sha256:1582e2b661d185b296c9f3f97e584f3089099434d0cd5690987a6730fbcb0177",
+            "sha256:612c2b206201f241fa381be8ec4426c972d1f1f87aa0a03c6069e3208234cdd8",
+            "sha256:f235b594b1218e7983aa6603bc5fd152305a90659847a7790d6f905b18503cf5",
+            "sha256:33449c67d1f954e1a00e30c99e92ba2841cf2ea88f2d0ebddf4911140e46c676",
             "sha256:5f70bf18a086007016e948b04aed3b82103a36bea41755b6cddfaf10ace3c6ef",
-            "sha256:5e29423f9aabd412d46a6ab5c11350d500d28c873047f5a587a9d1f823428ee9",
-            "sha256:ef76807910ef7124b81c287007d336ee01898224ccf1da60308fc2b0a1a9cadc",
-            "sha256:5a824a1ec9bb89001dd6c77033c29f38252da1f216520fab448e61a098268976",
-            "sha256:4820f6792e6cb541113cfb2778757a9d93acdd3ad80997d510e294fd480b2950",
-            "sha256:7b37c02f7d5213a671c2d5fe67dc52449710d2e6df5661bb1e7814c90f9b2361"
+            "sha256:ed8ba60461943d8baa2c622b730294f7b717199f998c783063e5f9db232245e0",
+            "sha256:f48fed1f5cceccd41a655d62bf282143f0d16aa6e84a1c68a8abcefea04c7a34",
+            "sha256:049fa4b5ad5f9b5f6506452fc5565d6269de882eb30e6a4317144e517584afcf",
+            "sha256:72569cd299896a7599bf2e4f7edb0423f0c36d46f014a138dcc8da4e3e7bf573",
+            "sha256:2756095a65922d1b03af7c30a3424e9fe5ecb45ac06de1f9ff169b114da4a96a"
         ]
     },
     "DockerfileMD5": null,

.github/workflows/run.yml

@@ -29,6 +29,19 @@ jobs:
         run: |
           git config user.name github-actions[bot]
           git config user.email 41898282+github-actions[bot]@users.noreply.github.com
+      - name: Cache Docker images
+        uses: actions/cache@v4
+        with:
+          path: /tmp/docker-cache
+          key: ${{ runner.os }}-docker-images
+          restore-keys: |
+            ${{ runner.os }}-docker-
+      - name: Load Docker cache
+        run: |
+          if [ -f /tmp/docker-cache/docker-cache.tar ]; then
+            echo "Loading Docker images from cache..."
+            docker load < /tmp/docker-cache/docker-cache.tar
+          fi
       - name: Setup uv
         uses: astral-sh/setup-uv@v5
       - name: Install Calkit
@@ -47,6 +60,16 @@ jobs:
       - run: calkit dvc pull
         continue-on-error: true
       - run: calkit run
+      - name: Save Docker cache
+        run: |
+          mkdir -p /tmp/docker-cache
+          # Save all non-base images
+          docker images --format "{{.Repository}}:{{.Tag}}" | grep -v "<none>" | grep -v "ubuntu\|alpine\|debian" > /tmp/docker-images.txt || true
+          if [ -s /tmp/docker-images.txt ]; then
+            echo "Saving Docker images to cache..."
+            docker save $(cat /tmp/docker-images.txt) > /tmp/docker-cache/docker-cache.tar
+          fi
+        if: always()
       # If running on a PR, push to that branch, else push to main
       - run: calkit save -am "Run pipeline"
         env:

dvc.lock

@@ -56,8 +56,8 @@ stages:
     deps:
     - path: .calkit/env-locks/tex.json
       hash: md5
-      md5: 7c034176d0205f486250194d39887994
-      size: 1171
+      md5: 534a02476c131f7ff8aade00da924521
+      size: 1068
     - path: figures
       hash: md5
       md5: dda637b5e3496cfe2e567067e3803a76.dir
@@ -70,7 +70,7 @@ stages:
     outs:
     - path: paper/paper.pdf
       hash: md5
-      md5: eade534fc60e0302dc277944db06a83b
+      md5: e5d87f1604108769c4d0f2906c602ac6
       size: 92533
   _check_env_py:
     cmd: calkit check conda-env --file environment.yml --output 
@@ -110,5 +110,5 @@ stages:
     outs:
     - path: .calkit/env-locks/tex.json
       hash: md5
-      md5: 7c034176d0205f486250194d39887994
-      size: 1171
+      md5: 534a02476c131f7ff8aade00da924521
+      size: 1068