Simplify upload artifacts to single action

.github/workflows/release.yml

@@ -9,7 +9,13 @@ jobs:
   publish:
     strategy:
       matrix:
-        os: [macos-latest, ubuntu-latest, windows-latest]
+        include:
+        - os: ubuntu-latest
+          extension: deb
+        - os: macos-latest
+          extension: dmg
+        - os: windows-latest
+          extension: exe
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v3
@@ -82,19 +88,6 @@ jobs:
           fpm -C package -s dir -t deb -n "Khoj" --version "$GITHUB_REF_NAME" -p dist/Khoj.deb
 
       - uses: actions/upload-artifact@v3
-        if : matrix.os == 'macos-latest'
         with:
-          name: khoj.dmg
-          path: dist/Khoj.dmg
-
-      - uses: actions/upload-artifact@v3
-        if : matrix.os == 'windows-latest'
-        with:
-          name: khoj.exe
-          path: dist/Khoj.exe
-
-      - uses: actions/upload-artifact@v3
-        if : matrix.os == 'ubuntu-latest'
-        with:
-          name: khoj.deb
-          path: dist/Khoj.deb
+          name: khoj_${{github.ref_name}}_amd64.${{ matrix.extension }}
+          path: dist/Khoj.${{ matrix.extension }}