ci: test using file to store version generated against

Author: dexturr

.github/workflows/regenerate_protos_cron.yml

@@ -9,10 +9,14 @@ jobs:
   release:
     runs-on: ubuntu-latest
     steps:
+      - id: get-repo-version
+        run: echo "version=$(cat ./vega-version.js)" >> $GITHUB_OUTPUT
       - id: version
         uses: vegaprotocol/github-action-get-vega-version@main
         with:
           include-preview-versions: true
+          previous-version: ${{ steps.get-repo-version.outputs.version }}
       - run: echo ${{ steps.version.outputs.new-version }}
       - run: echo ${{ steps.version.outputs.current-version }}
-      - run: echo $GITHUB_OUTPUT
+      - run: echo "running"
+        if: ${{ steps.version.outputs.new-version }}

vega-version.txt

@@ -0,0 +1 @@
+v0.0.0