automated download workflow

Reviewed-on: #2

.github/workflows/download-latest.yml

@@ -1,16 +1,12 @@
 name: "Update Determinate Nix binary"
 on:
-    repository_dispatch:
     workflow_dispatch:
     schedule:
-        - cron: "00 12 * * *"
+        - cron: "00 0,6,12,18 * * *"
-    push:
-      paths:
-        - '.github/workflows/*'
 jobs:
     download-binary:
         runs-on: ubuntu-latest
-        if: github.ref == 'refs/heads/main' # ensure workflow_dispatch only runs on main
+        #if: github.ref == 'refs/heads/main' # ensure workflow_dispatch only runs on main
         steps:
             - name: Checkout repository
               uses: actions/checkout@v4
@@ -35,7 +31,7 @@ jobs:
             - name: Download binary
               id: binary-check
               run: |
-                wget --content-disposition -nv "$DETERMINATE_URL"
+                wget --content-disposition -nv "$DETERMINATE_URL" -O "$DETERMINATE_BINARY"
 
                 if git diff --quiet && git ls-files --error-unmatch "$DETERMINATE_BINARY"; then
                   echo "DETERMINATE_BINARY_DIFF=0" | tee -a "$GITHUB_OUTPUT"
@@ -46,6 +42,7 @@ jobs:
                 DETERMINATE_URL: ${{ env.DETERMINATE_URL }}
                 DERMINATE_BINARY: ${{ env.DETERMINATE_BINARY }}
             - uses: actions/upload-artifact@v3
+              if: ${{ steps.binary-check.outputs.DETERMINATE_BINARY_DIFF != 0}}
               with:
                 name: determinate-binary
                 path: ${{ env.DETERMINATE_BINARY }}
@@ -59,7 +56,7 @@ jobs:
     commit-data:
         runs-on: ubuntu-latest
         needs: [download-binary]
-        if: always() && ${{ needs.download-binary.outputs.DETERMINATE_BINARY_DIFF != 0 }}
+        if: ${{ needs.download-binary.outputs.DETERMINATE_BINARY_DIFF != 0 }}
         steps:
             - name: Reset outputs from previous job
               run: | 
@@ -95,6 +92,8 @@ jobs:
                 git push
               env:
                 DETERMINATE_VERSION: ${{ env.DETERMINATE_VERSION }}
+            - name: sleep 30
+              run: sleep 30
             - name: Publish release
               uses: akkuman/gitea-release-action@v1
               env: