ci: always save bitcoind and cln cache

.github/workflows/ci.yml

@@ -58,18 +58,18 @@ jobs:
         echo "OS version: $OS_VERSION"
         echo "os_version=$OS_VERSION" >> $GITHUB_OUTPUT
 
-    - name: Cache CLN
+    - name: Restore CLN cache
       id: cache-cln
-      uses: actions/cache@v4
+      uses: actions/cache/restore@v4
       with:
         path: |
           /usr/local/bin/lightning*
           /usr/local/libexec/c-lightning
         key: cache-cln-${{ inputs.cln-version }}-${{ steps.exact_versions.outputs.os_version }}
 
-    - name: Cache bitcoind
+    - name: Restore bitcoind cache
       id: cache-bitcoind
-      uses: actions/cache@v4
+      uses: actions/cache/restore@v4
       with:
         path: /usr/local/bin/bitcoin*
         key: cache-bitcoind-${{ matrix.bitcoind-version }}-${{ steps.exact_versions.outputs.os_version }}
@@ -90,6 +90,13 @@ jobs:
         sudo mv bitcoin-${BITCOIND_VERSION}/bin/* /usr/local/bin
         rm -rf bitcoin-${BITCOIND_VERSION}-${TARGET_ARCH}.tar.gz bitcoin-${BITCOIND_VERSION}
 
+    - name: Save bitcoind cache
+      id: save-cache-bitcoind
+      uses: actions/cache/save@v4
+      with:
+        path: /usr/local/bin/bitcoin*
+        key: ${{ steps.cache-bitcoind.outputs.cache-primary-key }}
+
     - name: Download Core Lightning ${{ inputs.cln-version }} & install binaries
       if: ${{ contains(matrix.os, 'ubuntu') &&  steps.cache-cln.outputs.cache-hit != 'true' }}
       run: |
@@ -100,6 +107,15 @@ jobs:
           sudo tar -xvf ${url##*/} -C /usr/local --strip-components=2
           echo "CLN_VERSION=$(lightningd --version)" >> "$GITHUB_OUTPUT"
 
+    - name: Restore CLN cache
+      id: save-cache-cln
+      uses: actions/cache/save@v4
+      with:
+        path: |
+          /usr/local/bin/lightning*
+          /usr/local/libexec/c-lightning
+        key: ${{ steps.cache-cln.outputs.cache-primary-key }}
+
     - name: Set up Rust
       if:  ${{ inputs.tagged-release == false}}
       uses: dtolnay/rust-toolchain@stable