fix: make sure snapd and snapcraft gets installed in the Linux runner

Author: Kattjakt

.github/workflows/build.yml

@@ -27,6 +27,14 @@ jobs:
       - name: Install Dependencies
         run: npm install
 
+      - name: Install snapd
+        if: runner.os == 'ubuntu-latest'
+        run: sudo apt-get install -y snapd
+
+      - name: Install snapcraft
+        if: runner.os == 'ubuntu-latest'
+        run: sudo snap install snapcraft --classic
+
       - name: Build for Linux
         if: matrix.os == 'ubuntu-latest'
         run: npm run build:linux