Use cache v3 api

.github/workflows/diff.yaml

@@ -32,6 +32,15 @@ jobs:
           # branches and tags. (default: 1)
           fetch-depth: 0
 
+      - name: Cache libs
+        uses: actions/cache@v3
+        env:
+          cache-name: cache-community-libs
+        with:
+          path: |
+            libs
+          key: ${{ runner.os }}-${{ env.cache-name }}-${{ hashFiles('libs/setup.sh') }}
+
       - name: Build community binaries
         run: |
           # Activate toolchain.
@@ -75,6 +84,15 @@ jobs:
       - name: Fetch all history for all tags and branches
         run: git fetch
 
+      - name: Cache libs
+        uses: actions/cache@v3
+        env:
+          cache-name: cache-libs
+        with:
+          path: |
+            libs
+          key: ${{ runner.os }}-${{ env.cache-name }}-${{ hashFiles('libs/setup.sh') }}
+
       - name: Initialize deps
         run: |
           # Activate toolchain.
@@ -176,6 +194,15 @@ jobs:
           # branches and tags. (default: 1)
           fetch-depth: 0
 
+      - name: Cache libs
+        uses: actions/cache@v3
+        env:
+          cache-name: cache-libs
+        with:
+          path: |
+            libs
+          key: ${{ runner.os }}-${{ env.cache-name }}-${{ hashFiles('libs/setup.sh') }}
+
       - name: Build debug binaries
         run: |
           # Activate toolchain.
@@ -223,6 +250,15 @@ jobs:
           # branches and tags. (default: 1)
           fetch-depth: 0
 
+      - name: Cache libs
+        uses: actions/cache@v3
+        env:
+          cache-name: cache-release-libs
+        with:
+          path: |
+            libs
+          key: ${{ runner.os }}-${{ env.cache-name }}-${{ hashFiles('libs/setup.sh') }}
+
       - name: Build release binaries
         run: |
           # Activate toolchain.