push.yml: revert changes back from cache save/restore to actions download/upload

.github/workflows/push.yml

@@ -13,12 +13,10 @@ jobs:
       matrix:
         model: ["TS100", "TS80", "TS80P", "Pinecil", "MHP30", "Pinecilv2", "S60", "TS101"]
       fail-fast: true
-    outputs:
-      current_date: ${{ steps.get_date.outputs.CURRENT_DATE }}
 
     steps:
       - name: Install dependencies (apk)
-        run: apk add --no-cache gcc-riscv-none-elf gcc-arm-none-eabi newlib-riscv-none-elf newlib-arm-none-eabi findutils python3 py3-pip make git bash tar date
+        run: apk add --no-cache gcc-riscv-none-elf gcc-arm-none-eabi newlib-riscv-none-elf newlib-arm-none-eabi findutils python3 py3-pip make git bash
 
       - name: Install dependencies (python)
         run: python3 -m pip install bdflib
@@ -54,17 +52,11 @@ jobs:
       - name: Generate json index file
         run: ./source/metadata.py ${{ matrix.model }}.json
 
-      - name: Get date to tag cache with unique key
-        id: get_date
-        run: |
-          echo "CURRENT_DATE=$(date +'%Y-%m-%d %H:%M:%S.%N')" >> $GITHUB_OUTPUT
-
-      - name: Cache ${{ matrix.model }} index file
-        uses: actions/cache/save@v3
+      - name: Archive ${{ matrix.model }} index file
+        uses: actions/upload-artifact@v4
         with:
+          name: metadata-${{ matrix.model }}
           path: source/Hexfile/${{ matrix.model }}.json
-          key: metadata_${{ matrix.model }}
-          enableCrossOsArchive: true
 
 
   build_multi-lang:
@@ -75,12 +67,10 @@ jobs:
       matrix:
         model: ["Pinecil", "Pinecilv2"]
       fail-fast: true
-    outputs:
-      current_date: ${{ steps.get_date.outputs.CURRENT_DATE }}
 
     steps:
       - name: Install dependencies (apk)
-        run: apk add --no-cache gcc-riscv-none-elf newlib-riscv-none-elf findutils python3 py3-pip make git bash musl-dev tar date
+        run: apk add --no-cache gcc-riscv-none-elf newlib-riscv-none-elf findutils python3 py3-pip make git bash musl-dev
       - name: Install dependencies (python)
         run: python3 -m pip install bdflib
 
@@ -115,17 +105,11 @@ jobs:
       - name: Generate json index file
         run: ./source/metadata.py ${{ matrix.model }}_multi-lang.json
 
-      - name: Get date to tag cache with unique key
-        id: get_date
-        run: |
-          echo "CURRENT_DATE=$(date +'%Y-%m-%d %H:%M:%S.%N')" >> $GITHUB_OUTPUT
-
-      - name: Cache ${{ matrix.model }} index file
-        uses: actions/cache/save@v3
+      - name: Archive ${{ matrix.model }} index file
+        uses: actions/upload-artifact@v4
         with:
+          name: metadata-${{ matrix.model }}_multi-lang
           path: source/Hexfile/${{ matrix.model }}_multi-lang.json
-          key: metadata_${{ matrix.model }}_multi-lang
-          enableCrossOsArchive: true
 
 
   upload_metadata:
@@ -133,29 +117,15 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
 
-      - name: Restore cached JSONs from build
-        uses: actions/cache/restore@v3
+      - name: Download All JSONs
+        uses: actions/download-artifact@v4
         with:
           path: metadata
-          key: metadata-${{ needs.build.outputs.current_date }}
-      - run: ls -R ; ls -R metadata || true
+          pattern: metadata-*
+          merge-multiple: true
+      - run: ls -R metadata
 
-      - name: Restore cached JSONs from build_multi-lang
-        uses: actions/cache/restore@v3
-        with:
-          path: metadata
-          key: metadata_multi-lang-${{ needs.build_multi-lang.outputs.current_date }}
-      - run: ls -R ; ls -R metadata || true
-
-      - name: TESTING
-        uses: actions/cache/restore@v3
-        with:
-          path: metadata
-          key: metadata_TS80
-          enableCrossOsArchive: true
-      - run: ls -R ; ls -R metadata || true
-
-      - name: Upload JSONs in bulk
+      - name: Re-upload JSONs in bulk
         uses: actions/upload-artifact@v4
         with:
           name: metadata