[CI] Move ubuntu build to reusable workflow

.github/ubuntu/action.yml

@@ -0,0 +1,24 @@
+name: Ubuntu
+description: Build ubuntu builds
+runs:
+  using: "composite"
+  steps:
+    - uses: actions/checkout@v2
+    - name: Install alsa
+      shell: bash
+      run: sudo apt update && sudo apt install libasound2-dev libgtk-3-dev
+    - uses: Swatinem/rust-cache@v1
+    - uses: actions-rs/cargo@v1
+      with:
+        command: build
+        args: --release 
+    - name: Chmod +x
+      shell: bash
+      run: chmod +x target/release/neothesia
+    - name: zip binary
+      shell: bash
+      run: zip -rj app.zip target/release/neothesia
+    - uses: actions/upload-artifact@v2
+      with:
+        name: ubuntu-artifact
+        path: app.zip

.github/workflows/rust.yml

@@ -9,22 +9,11 @@ jobs:
   build_ubuntu:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
-      - name: Install alsa
-        run: sudo apt update && sudo apt install libasound2-dev libgtk-3-dev
-      - uses: Swatinem/rust-cache@v1
-      - uses: actions-rs/cargo@v1
-        with:
-          command: build
-          args: --release 
-      - name: Chmod +x
-        run: chmod +x target/release/neothesia
-      - name: zip binary
-        run: zip -rj app.zip target/release/neothesia
-      - uses: actions/upload-artifact@v2
-        with:
-          name: ubuntu-artifact
-          path: app.zip
+      - id: Build
+        uses: ./.github/ubuntu
+      - name: ls
+        run: ls -l app.zip
+
   build_windows:
     runs-on: windows-latest
     steps: