From 741a1c5e38d424c80ef4c0bdc2936c9ba54139cc Mon Sep 17 00:00:00 2001
From: Eliot Hills <j.eliot.hills@gmail.com>
Date: Thu, 29 Jan 2026 12:19:06 -0400
Subject: [PATCH 1/2] WIP PR preview action

(file change detection commented out to allow workflow to run)
---
 .github/workflows/pr.yml | 61 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 .github/workflows/pr.yml

diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
new file mode 100644
index 0000000..26f44f5
--- /dev/null
+++ b/.github/workflows/pr.yml
@@ -0,0 +1,61 @@
+
+name: Build package & sample QC report on PR
+
+on:
+  pull_request:
+    # paths:
+    #   - '**.js'
+    #   - '**.ts'
+    #   - '**.tsx'
+    types:
+      - opened
+      - synchronize
+
+concurrency: pr-${{ github.ref }}
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    outputs:
+      artifact_url: ${{ steps.artifact-upload-step.outputs.artifact-url }}
+    steps:
+      - uses: actions/checkout@v5
+      # Needed based on the slightly non-standard yarn version we use
+      # See https://github.com/actions/setup-node/issues/899
+      - name: Enable Corepack before setting up Node
+        run: corepack enable
+      - name: Use Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '22.x'
+      - name: Install dependencies
+        run: yarn --frozen-lockfile
+      - name: Build
+        run: yarn build
+      - name: Create sample QC report
+        run: |
+            mkdir qc-report
+            cp -r dist/* qc-report/
+            cp -r sample/default/* qc-report/
+            sed -i 's%sample/default/%%g' qc-report/js/datasets.js
+      - name: Upload test QC report
+        id: artifact-upload-step
+        uses: actions/upload-artifact@v6
+        with:
+          name: qc-${{ github.event.pull_request.head.sha }}
+          path: qc-report/**/*
+  comment:
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - name: Comment on PR with link to artifact
+        uses: actions/github-script@v7
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          script: |
+            github.rest.issues.createComment({
+              issue_number: context.issue.number,
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              body: 'Test QC report built! You can download it [here](${{ needs.build.outputs.artifact_url }}).'
+            })

From 02801dc60287484bdafa47ae96d17d7586b568a2 Mon Sep 17 00:00:00 2001
From: Eliot Hills <j.eliot.hills@gmail.com>
Date: Thu, 29 Jan 2026 12:57:19 -0400
Subject: [PATCH 2/2] Include JS changes only in PR build

---
 .github/workflows/pr.yml | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index 26f44f5..bd8b565 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -1,12 +1,12 @@
 
-name: Build package & sample QC report on PR
+name: Build package & sample QC report for pull request
 
 on:
   pull_request:
-    # paths:
-    #   - '**.js'
-    #   - '**.ts'
-    #   - '**.tsx'
+    paths:
+      - '**.js'
+      - '**.ts'
+      - '**.tsx'
     types:
       - opened
       - synchronize