Added deps, toolchain & host tools caching

.github/workflows/BPI-r4_build.yaml

@@ -16,7 +16,7 @@ env:
   CUSTOM_FILES_PATH: files/
   RELEASE_PREFIX: nstorm-bpi-r4
 
-jobs:  
+jobs:
   build:
     name: Build OpenWrt
     runs-on: ubuntu-24.04
@@ -26,33 +26,74 @@ jobs:
           sudo apt update
           sudo apt full-upgrade -y
           sudo apt install -y build-essential clang flex bison g++ gawk gcc-multilib g++-multilib gettext git libncurses5-dev libssl-dev python3-setuptools rsync swig unzip zlib1g-dev file wget jq
+
       - name: Checkout remote repository
         uses: actions/checkout@v4
         with:
           repository: ${{ env.REMOTE_REPOSITORY }}
           ref: ${{ env.REMOTE_BRANCH }}
+
       - name: Checkout current repository
         uses: actions/checkout@v4
         with:
           path: "custom_repo"
+
       - name: Update and install feeds
         run: |
           ./scripts/feeds update -a
           ./scripts/feeds install -a
+
       - name: Configure firmware image
         run: |
           cat ${{ env.CONFIG_FILE }} > .config
           make defconfig
+
       - name: Include custom files
         run: |
           mkdir -p ${{ env.CUSTOM_FILES_PATH }}
           mv custom_repo/BPI-r4/${{ env.CUSTOM_FILES_PATH }}* ${{ env.CUSTOM_FILES_PATH }}
+
+      - name: Try to fetch dependencies cache
+        uses: actions/cache/restore@v4
+        with:
+          path: dl
+          key: dl-${{ runner.os }}-${{ github.run_id }}
+          restore-keys: dl-${{ runner.os }}
+
       - name: Download dependencies
         run: make -j$(($(nproc)+1)) download
+
+      - name: Update dependencies cache every run
+        uses: actions/cache/save@v4
+        with:
+          path: dl
+          key: dl-${{ runner.os }}-${{ github.run_id }} # Can use time based key as well
+
+      - name: Try to fetch host packages and toolchain cache
+        uses: actions/cache/restore@v4
+        with:
+          path: |
+            staging_dir/host
+            staging_dir/hostpkg
+            staging_dir/toolchain-aarch64_cortex-a53_gcc-14.2.0_musl
+          key: toolchain-${{ runner.os }}-${{ github.run_id }}
+          restore-keys: toolchain-${{ runner.os }}
+
       - name: Build the firmware image
         run: ntry=1; while [[ $ntry -le 3 ]]; do make -j$(($(nproc)+1)) world && ntry=5 || (( ntry++ )); [[ $ntry -eq 4 ]] && exit 255; true; done
+
+      - name: Update host packages and toolchain cache
+        uses: actions/cache/save@v4
+        with:
+          path: |
+            staging_dir/host
+            staging_dir/hostpkg
+            staging_dir/toolchain-aarch64_cortex-a53_gcc-14.2.0_musl
+          key: toolchain-${{ runner.os }}-${{ github.run_id }}
+
       - name: Package output
         run: tar -cvf bpi_r4-images.tar bin/targets/mediatek/filogic
+
       - name: Upload artifacts
         uses: actions/upload-artifact@v4
         with:
@@ -75,22 +116,4 @@ jobs:
         run: |
           echo "RELEASE_DATE=$(date +%F)" >> $GITHUB_ENV
           echo -n "BUILD_VER_STR=$( cat bin/targets/mediatek/filogic/profiles.json | jq -r '.profiles.[].image_prefix' | sed -E 's/openwrt-(v24-snapshot-.*?-r[0-9]{2,3})-mediatek-filogic-bananapi_bpi-r4/\1/' )" >> $GITHUB_ENV
-      - name: Create release
-        uses: softprops/action-gh-release@master
-        with:
-          files: bin/targets/mediatek/filogic/*
-          prerelease: true
-          tag_name: ${{ env.RELEASE_PREFIX }}-${{ env.BUILD_VER_STR }}
-          name: (AUTO) NStorm-BPI-R4-${{ env.BUILD_VER_STR }}
-          body: |
-            (!) Automated and untested / experimental build.
-            Image version: NStorm-BPI-R4-${{ env.BUILD_VER_STR }}
-            Uploaded on: ${{ env.RELEASE_DATE }}
-            Build Commit: ${{ needs.check_commits.outputs.latest_commit_sha }}
-      - name: Clean up old releases
-        uses: dev-drprasad/delete-older-releases@master
-        with:
-          keep_latest: 30
-          delete_tags: true
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          ls -l