CI: build: add option to define custom ccache cache type

Add new input to define custom ccache cache type. This is useful to use
a different ccache cache for some special workflow that may do more test
than simple kernel compilation.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
(cherry picked from commit 07b52a8a25)

.github/workflows/build.yml

@@ -57,6 +57,9 @@ on:
       use_ccache_cache:
         type: boolean
         default: true
+      ccache_type:
+        type: string
+        default: kernel
 
 permissions:
   contents: read
@@ -257,9 +260,9 @@ jobs:
         uses: actions/cache/restore@v3
         with:
           path: openwrt/.ccache
-          key: ccache-kernel-${{ inputs.target }}/${{ inputs.subtarget }}-${{ hashFiles('openwrt/include/kernel-**') }}
+          key: ccache-${{ inputs.ccache_type }}-${{ inputs.target }}/${{ inputs.subtarget }}-${{ hashFiles('openwrt/include/kernel-**') }}
           restore-keys: |
-            ccache-kernel-${{ inputs.target }}/${{ inputs.subtarget }}-
+            ccache-${{ inputs.ccache_type }}-${{ inputs.target }}/${{ inputs.subtarget }}-
 
       - name: Download external toolchain/sdk
         if: inputs.build_toolchain == false && steps.parse-toolchain.outputs.toolchain-type != 'internal' && steps.parse-toolchain.outputs.toolchain-type != 'external_container'

.github/workflows/packages.yml

@@ -53,4 +53,5 @@ jobs:
       build_all_kmods: true
       build_all_modules: true
       build_full: true
+      ccache_type: packages