fix typst caching too

with new cache we can't alway save the cache anymore without removing previous one.

This means typst caching is way less efficient than designed initially. This change will allow to use the cache, but it will require manual update of the id to trigger a new caching

Author: cderv

.github/actions/cache-typst/action.yml

@@ -9,7 +9,7 @@ outputs:
     value: ${{ steps.cache-typst-restore.outputs.cache-primary-key }}
   cache-matched-key:
     description: "Key of the cache found and used."
-    value: ${{ steps.cache-typst-restore.outputs.cache-primary-key }}
+    value: ${{ steps.cache-typst-restore.outputs.cache-matched-key }}
   cache-path:
     description: "where is the packages cache for typst ?"
     value: ${{ steps.cache-typst-path.outputs.TYPST_CACHE }}
@@ -22,20 +22,21 @@ runs:
       run: |
         case $RUNNER_OS in
           "Linux")
-              echo "TYPST_CACHE=${XDG_CACHE_HOME:-~/.cache}/typst/packages/" >> $GITHUB_ENV
+              typst_cache="${XDG_CACHE_HOME:-~/.cache}/typst/packages/"
               ;;
           "macOS")
-              echo "TYPST_CACHE=~/Library/Caches/typst/packages/" >> $GITHUB_ENV
+              typst_cache="~/Library/Caches/typst/packages/"
               ;;
           "Windows")
-              echo "TYPST_CACHE=$LOCALAPPDATA/typst/packages/" >> $GITHUB_ENV
+              typst_cache="$LOCALAPPDATA/typst/packages/"
               ;;
             *)
               echo "$RUNNER_OS not supported"
               exit 1
               ;;
         esac
-        echo "TYPST_CACHE=${TYPST_CACHE}" >> $GITHUB_OUTPUT
+        echo "TYPST_CACHE=${typst_cache}" >> $GITHUB_ENV
+        echo "TYPST_CACHE=${typst_cache}" >> $GITHUB_OUTPUT
       shell: bash
 
     - name: Cache Typst package folder

.github/workflows/test-smokes.yml

@@ -293,7 +293,7 @@ jobs:
           path: tests/timing-for-ci.txt
 
       - name: Save Typst cache
-        if: always()
+        if: always() && steps.cache-typst.outputs.cache-hit != 'true'
         uses: actions/cache/save@v4
         with:
           key: ${{ steps.cache-typst.outputs.cache-primary-key }}