array params can't be used in scripts?

kernel-build-debian-task.yaml

@@ -12,9 +12,12 @@ spec:
     - name: kernel_version
       type: string
     - name: make_flags
-      type: array
+      type: string
+      default: ""
     - name: config
       type: string
+    - name: localversion
+      type: string
   resources:
     inputs:
       - name: kernel-configs
@@ -46,14 +49,14 @@ spec:
         echo "res.input.ke...path: $(resources.inputs.kernel-configs.path)"
         echo $PATH
         cp $(resources.inputs.kernel-configs.path)/$(params.config) \
-                /usr/src/linux-source-${VER}/.config || exit 1
+                /usr/src/linux-source-${params.kernel_version}/.config || exit 1
         cd /usr/src/linux-source-$(params.kernel_version)
         #distcc config
         echo "localhost/1,cpp,lzo --randomize distcc-0.distcc,cpp,lzo distcc-1.distcc,cpp,lzo distcc-2.distcc,cpp,lzo distcc-3.distcc,cpp,lzo" >/etc/distcc/hosts
         echo "ALL DISTCC HOSTS"
         distcc --show-hosts
         echo "/ALL DISTCC HOSTS"
-        distcc-pump make -j20 bindeb-pkg CC=distcc $(params.make_flags[*])
+        distcc-pump make -j20 bindeb-pkg CC=distcc LOCALVERSION=$(params.localversion) $(params.make_flags)
   workspaces:
   - name: usr-src
     mountPath: /usr/src

kernel-build-pine64-armbian.yaml

@@ -10,9 +10,8 @@ spec:
     value: '5.10'
   - name: config
     value: pine64-armbian
-  - name: make_flags
-    value:
-    - LOCALVERSION=-pine1
+  - name: localversion
+    value: -pine1
   resources:
     inputs:
     - name: kernel-configs

kernel-build-riotboard.yaml

@@ -10,12 +10,10 @@ spec:
     value: '5.10'
   - name: config
     value: riotboard
+  - name: localversion
+    value: -riot2
   - name: make_flags
-    value:
-    - LOCALVERSION=-riot2
-    - ARCH=arm
-    - KBUILD_DEBARCH=armhf
-    - CROSS_COMPILE=arm-linux-gnueabihf-
+    value: ARCH=arm KBUILD_DEBARCH=armhf CROSS_COMPILE=arm-linux-gnueabihf-
   resources:
     inputs:
     - name: kernel-configs

kernel-build-trimslice.yaml

@@ -10,9 +10,8 @@ spec:
     value: '5.10'
   - name: config
     value: trimslice
-  - name: make_flags
-    value:
-    - LOCALVERSION=-trimslice1
+  - name: localversion
+    value: -trimslice1
   resources:
     inputs:
     - name: kernel-configs