From a05fec6172b785d8e95f4286af6b3088aee1a5a1 Mon Sep 17 00:00:00 2001
From: Daniel Baker <daniel.baker@tweag.io>
Date: Wed, 10 Jan 2024 20:03:27 -0800
Subject: [PATCH] Add GH pages build previews to PRs.

---
 .github/workflows/build.yaml  | 15 +++++++++++++--
 .github/workflows/deploy.yaml |  2 ++
 2 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 7f82ee7..984af37 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -1,8 +1,13 @@
-name: Build
+name: Build and Preview
 
 on:
   pull_request_target:
-    types: [edited, opened, synchronize, reopened]
+    types:
+      - edited
+      - opened
+      - synchronize
+      - reopened
+      - closed
 
 jobs:
   build:
@@ -22,6 +27,7 @@ jobs:
       - run: npm i
 
       - name: Build
+        if: github.event.action != 'closed'
         run: |
           nix build
 
@@ -29,6 +35,11 @@ jobs:
         run: |
           cp -rv $(readlink -f result) out
 
+      - name: Deploy preview
+        uses: rossjrw/pr-preview-action@v1
+        with:
+          source-dir: ./out/
+
       - name: Upload artifact
         uses: actions/upload-artifact@v2
         with:
diff --git a/.github/workflows/deploy.yaml b/.github/workflows/deploy.yaml
index d81d6a8..2e5c823 100644
--- a/.github/workflows/deploy.yaml
+++ b/.github/workflows/deploy.yaml
@@ -43,3 +43,5 @@ jobs:
         uses: JamesIves/github-pages-deploy-action@v4
         with:
           folder: dist
+          clean-exclude: pr-preview/
+