Publish unit test logs to GitHub Pages

Signed-off-by: Rafal Kolucki <rkolucki@antmicro.com>

.github/workflows/verification-deploy.yml

@@ -0,0 +1,55 @@
+name: Deploy PR preview
+
+on:
+  workflow_run:
+    workflows: ["VeeR-EL2 verification"]
+    types:
+      - completed
+
+jobs:
+  deploy:
+    name: Deploy PR preview
+    runs-on: ubuntu-22.04
+    concurrency:
+      group: gh-pages
+    if: ${{ github.event.workflow_run.event == 'pull_request' && github.event.workflow_run.conclusion == 'success' }}
+
+    steps:
+      - name: Download current deployment
+        uses: actions/checkout@v3
+        with:
+          ref: gh-pages
+          path: ./public
+
+      - name: Download artifacts
+        uses: actions/github-script@v3.1.0
+        with:
+          script: |
+            var artifacts = await github.actions.listWorkflowRunArtifacts({
+               owner: context.repo.owner,
+               repo: context.repo.repo,
+               run_id: ${{ github.event.workflow_run.id }},
+            });
+            var matchArtifact = artifacts.data.artifacts.filter((artifact) => {
+              return artifact.name == "pr_deployment"
+            })[0];
+            var download = await github.actions.downloadArtifact({
+               owner: context.repo.owner,
+               repo: context.repo.repo,
+               artifact_id: matchArtifact.id,
+               archive_format: 'zip',
+            });
+            console.log("::set-output name=artifact_id::" + matchArtifact.id);
+            var fs = require('fs');
+            fs.writeFileSync('${{github.workspace}}/pr_deployment.zip', Buffer.from(download.data));
+
+      - name: Unpack artifacts
+        run: |
+          unzip -o pr_deployment.zip -d ./public/verification/preview
+
+      - name: Deploy
+        uses: peaceiris/actions-gh-pages@v3
+        if: ${{ github.ref == 'refs/heads/main' }}
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: ./public

.github/workflows/verification-remove.yml

@@ -0,0 +1,32 @@
+name: Remove closed PR preview
+
+on:
+  pull_request:
+    types:
+      - closed # this should trigger the CI both for merge and close
+
+jobs:
+  remove:
+    name: Remove PR preview
+    runs-on: ubuntu-latest
+    concurrency:
+      group: gh-pages
+
+    steps:
+      - name: Download current deployment
+        uses: actions/checkout@v3
+        with:
+          ref: gh-pages
+          path: ./public
+
+      - name: Remove Preview for the PR that was just closed
+        run: |
+          rm -rf ./public/verification/preview/${{ github.event.number }}
+
+      - name: Redeploy
+        uses: peaceiris/actions-gh-pages@v3
+        if: ${{ github.base_ref == 'main' }}
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: ./public
+          commit_message: "Remove the preview of #${{ github.event.number }}"

.github/workflows/verification.yml

@@ -102,7 +102,7 @@ jobs:
           $RV_ROOT/configs/veer.config
           pytest verification/test.py -v --timeout=480 --html=test.html --md=$GITHUB_STEP_SUMMARY
 
-      - name: Pack artifacts
+      - name: Upload artifacts
         if: always()
         uses: actions/upload-artifact@v3
         with:
@@ -111,3 +111,58 @@ jobs:
             test.html
             assets/
             sim_build/
+
+  preview:
+    name: Preview results on GitHub Actions
+    runs-on: ubuntu-latest
+    needs: tests
+    concurrency:
+      group: gh-pages
+
+    steps:
+      - name: Get PR metadata
+        uses: 8BitJonny/gh-get-current-pr@2.2.0
+        if: github.event_name == 'pull_request'
+        with:
+          sha: ${{ github.event.pull_request.head.sha }}
+        id: PR
+
+      - name: Downloads results artifact
+        uses: actions/download-artifact@v3
+        with:
+          name: results
+          path: ./results
+
+      - name: Download current release
+        uses: actions/checkout@v3
+        with:
+          ref: gh-pages
+          path: ./public
+
+      - name: Prepare results for publishing
+        run: |
+          rm -r ./results/sim_build
+          cp ./results/test.html ./public/verification/index.html
+          mkdir -p ./public/verification
+          cp -r ./results/* ./public/verification
+
+      - name: Deploy
+        uses: peaceiris/actions-gh-pages@v3
+        if: ${{ github.ref == 'refs/heads/main' }}
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: ./public
+
+      # prepare metadata and upload artifacts for multi branch deployment
+      - name: Move deployment to the correct preview directory
+        if: github.event_name == 'pull_request'
+        run: |
+          mkdir ./preview
+          mv ./public/verification ./preview/${{ steps.PR.outputs.number }}
+
+      - name: Upload preview artifacts
+        uses: actions/upload-artifact@v3
+        if: github.event_name == 'pull_request'
+        with:
+          name: pr_deployment
+          path: ./preview/