cache sncosmo and dustmap files

.github/workflows/build-test-doc_upload.yaml

@@ -5,14 +5,22 @@ on:
     branches:
       - main
   pull_request:
+    types: [opened, reopened, synchronize, ready_for_review]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 permissions:
   contents: write
 jobs:
   build-test-doc:
     runs-on: ubuntu-latest
     timeout-minutes: 20
-    steps:
 
+    if: github.repository_owner == 'fritz' && github.event.pull_request.draft == false
+
+    steps:
     - uses: actions/checkout@v4
       with:
         submodules: recursive
@@ -25,18 +33,38 @@ jobs:
       with:
         node-version: 20
 
-    - uses: actions/cache@v2
+    - uses: actions/cache@v4
       with:
         path: |
           ~/.npm
         key: ${{ runner.os }}-npm-${{ hashFiles('package.json') }}
 
-    - uses: actions/cache@v2
+    - uses: actions/cache@v4
       with:
         path: |
           ~/.cache/pip
         key: ${{ runner.os }}-${{ hashFiles('**/requirements*.txt') }}
 
+    # caching dustmap & sncosmo files is dependent on their corresponding
+    # python package versions, so we use that as the cache key
+    - uses: actions/cache@v4
+      with:
+        path: |
+          persistentdata/dustmap/sfd
+        key: ${{ runner.os }}-dustmap-${{ hashFiles('**/requirements*.txt') }}
+        restore-keys: |
+          ${{ runner.os }}-dustmap-${{ hashFiles('**/requirements*.txt') }}
+          ${{ runner.os }}-dustmap-
+
+    - uses: actions/cache@v4
+      with:
+        path: |
+          ~/.astropy/cache/sncosmo/bandpasses
+        key: ${{ runner.os }}-sncosmo-${{ hashFiles('**/requirements*.txt') }}
+        restore-keys: |
+          ${{ runner.os }}-sncosmo-${{ hashFiles('**/requirements*.txt') }}
+          ${{ runner.os }}-sncosmo-
+
     - name: Install system dependencies
       run: |
         sudo apt update -y && sudo apt install -y libcurl4-gnutls-dev libgnutls28-dev