Add snap build support

Add the ability to build and publish a snap package to the snapcraft.io store to be able to publish the PSM project to Linux platforms.

.github/workflows/Build-Binaries.yml

@@ -66,6 +66,36 @@ jobs:
         with:
           name: LinuxRawBin
           path: Server/dist/privileged-security-management-server-linux
+  Build-And-Publish-Snap:
+    # Ensure that the binaries are generated before executing this part of the build process.
+    needs: Generate-Bins
+    
+    # Run the snap build command on the latest Ubuntu OS available
+    runs-on: ubuntu-latest
+    
+    # Steps represent a sequence of tasks that will be executed as part of the job
+    steps:
+      # Download the project's current source code
+      - name: Download project
+        uses: actions/checkout@v2
+
+      # Grab the bin file that was just generated by the BIN Build step
+      - name: Download Linux Bin
+        uses: actions/download-artifact@v3
+        with:
+          name: LinuxRawBin
+          path: Server/dist/
+
+      # Package the snap packaged based on the snapcraft.yaml file in the root of the source code repo
+      - name: Build Snap Package
+        uses: snapcore/action-build@v1
+        
+      # Upload the built snap package to the store in edge mode
+      - uses: snapcore/action-publish@v1
+        with:
+          store_login: ${{ secrets.SNAP_STORE_EDGE_LOGIN }}
+          snap: ${{ steps.build.outputs.snap }}
+          release: edge
 
   Authenticode-Sign:
     # This job can't procede if the EXE isn't present to sign