Simplify building the MSI installer

Now that there is a ZIP archive to download, to avoid the complexities
of unzipping through Node.js we use hub to download the `.zip`, extract
it, and eventually upload the `.msi` back to the release.

.github/workflows/releases.yml

@@ -10,13 +10,15 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v1
+        uses: actions/checkout@v2
       - name: Set up Go 1.13
         uses: actions/setup-go@v1
         with:
           go-version: 1.13
       - name: Generate changelog
-        run: script/changelog | tee CHANGELOG.md
+        run: |
+          git fetch --unshallow
+          script/changelog | tee CHANGELOG.md
       - name: Run GoReleaser
         uses: goreleaser/goreleaser-action@v1
         with:
@@ -31,23 +33,32 @@ jobs:
     runs-on: windows-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v1
-      - name: Set up Go 1.13
-        uses: actions/setup-go@v1
-        with:
-          go-version: 1.13
+        uses: actions/checkout@v2
       - name: Download gh.exe
-        uses: ./.github/actions/download-exe
         id: download_exe
+        shell: bash
+        run: |
+          curl -fsSL https://github.com/github/hub/raw/master/script/get | bash -s 2.14.1
+          bin/hub release download "${GITHUB_REF#refs/tags/}" -i '*windows_amd64*.zip'
+          printf "::set-output name=zip::%s\n" *.zip
+          unzip -o *.zip && rm -v *.zip
         env:
           GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
       - name: Install go-msi
         run: choco install -y "go-msi"
+      - name: Prepare PATH
+        shell: bash
+        run: |
+          echo "::add-path::$WIX\\bin"
+          echo "::add-path::C:\\Program Files\\go-msi"
       - name: Build MSI
         id: buildmsi
-        uses: ./.github/actions/build-msi
-        with:
-          exe: ${{ steps.download_exe.outputs.exe }}
+        shell: bash
+        run: |
+          mkdir -p build
+          msi="$(basename "${{ steps.download_exe.outputs.zip }}" ".zip").msi"
+          printf "::set-output name=msi::%s\n" "$msi"
+          go-msi make --msi "$PWD/$msi" --out "$PWD/build" --version "${GITHUB_REF#refs/tags/}"
       - name: Obtain signing cert
         id: obtain_cert
         env:
@@ -60,9 +71,8 @@ jobs:
           .\script\sign.ps1 -Certificate "${{ steps.obtain_cert.outputs.cert-file }}" `
             -Executable "${{ steps.buildmsi.outputs.msi }}"
       - name: Upload MSI
-        uses: ./.github/actions/upload-msi
-        with:
-          msi-file: ${{ steps.buildmsi.outputs.msi }}
+        shell: bash
+        run: bin/hub release edit "${GITHUB_REF#refs/tags/}" -m "" -a "${{ steps.buildmsi.outputs.msi }}"
         env:
           GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
   releases: