feat: automate releases with release-please (#4203) (#4216)

* feat: automate releases with release-please (#4203)

* feat: add changelog to prettier ignore (#4203)

.github/workflows/release-please.yml

@@ -0,0 +1,24 @@
+on:
+  push:
+    branches:
+      - main
+
+permissions:
+  contents: write
+  pull-requests: write
+
+name: release-please
+
+jobs:
+  release-please:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: googleapis/release-please-action@v4
+        id: release
+        with:
+          # this assumes that you have created a personal access token
+          # (PAT) and configured it as a GitHub action secret named
+          # `MY_RELEASE_PLEASE_TOKEN` (this secret name is not important).
+          token: ${{ secrets.HCA_RELEASE_PLEASE_TOKEN }}
+          # This is a built-in strategy in release-please, see "Action Inputs" for more options
+          release-type: node

explorer/.prettierignore

@@ -1,5 +1,6 @@
 # general
 README.md
+/CHANGELOG.md
 
 # testing
 coverage