ci: Replace package installation with local action

Separate the package installation step with a local action so
it's easier to support more versions and distros.

Signed-off-by: Lucas De Marchi <lucas.de.marchi@gmail.com>
Reviewed-by: Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com>
Link: https://github.com/kmod-project/kmod/pull/44

.github/actions/setup-ubuntu/action.yml

@@ -0,0 +1,22 @@
+name: 'setup Ubuntu'
+description: 'Setup an Ubuntu container for running CI'
+runs:
+  using: 'composite'
+  steps:
+    - name: Install dependencies
+      shell: bash
+      run: |
+        sudo apt-get update
+        sudo apt-get install --yes \
+          build-essential \
+          autoconf \
+          automake \
+          gtk-doc-tools \
+          libssl-dev \
+          liblzma-dev \
+          libssl-dev \
+          libtool \
+          libzstd-dev \
+          linux-headers-generic \
+          scdoc \
+          zstd

.github/workflows/main.yml

@@ -11,23 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-
-      - name: install dependencies
-        run: |
-          sudo apt-get update
-          sudo apt-get install --yes \
-            build-essential \
-            autoconf \
-            automake \
-            gtk-doc-tools \
-            libssl-dev \
-            liblzma-dev \
-            libssl-dev \
-            libtool \
-            libzstd-dev \
-            linux-headers-generic \
-            scdoc \
-            zstd \
+      - uses: ./.github/actions/setup-ubuntu
 
       - name: configure
         run: |