chore(ci): abstract out build and deployment actions

.github/workflows/build_linux.yml

@@ -3,7 +3,7 @@ name: 'Build Linux'
 on:
   workflow_call:
     inputs:
-      build_number:
+      build-number:
         required: true
         type: string
 
@@ -12,31 +12,22 @@ on:
         required: true
       
 jobs:
-  build_snap:
+  build-snap:
     name: Snap
     runs-on: ubuntu-latest
     steps:
-      - name: Checkout Repository
-        uses: actions/checkout@v2
+      - name: Setup Environment
+        uses: JagandeepBrar/LunaSea/.github/actions/prepare_for_build@master
         with:
-          fetch-depth: 0
-
-      - name: Install Core Files
-        uses: actions/download-artifact@v3
-        with:
-          name: core_files
-
-      - name: Prepare Build
-        run: echo ${{ secrets.FIREBASE_OPTIONS }} | base64 --decode > lib/firebase_options.dart
+          platform: linux
+          firebase-options: ${{ secrets.FIREBASE_OPTIONS }}
       
       - name: Build LunaSea
         uses: snapcore/action-build@v1
         id: build
       
       - name: Prepare Artifact
-        run: |
-          mkdir -p output
-          mv ${{ steps.build.outputs.snap }} ${{ github.workspace }}/output/LunaSea-Linux-amd64.snap
+        run: mv ${{ steps.build.outputs.snap }} ${{ github.workspace }}/output/LunaSea-Linux-amd64.snap
 
       - name: Upload Artifact
         uses: actions/upload-artifact@v3