ci: update github actions for new rc base branch (#8122)

**Related Issue:** #7526

## Summary

Updates the pull request CI to also run when the base branch is `rc`,
which will be used for installing breaking changes prior to a major
version release.

Author: benelan

.github/workflows/chromatic.yml renamed to .github/workflows/chromatic-main.yml

@@ -1,4 +1,4 @@
-name: "Chromatic"
+name: "Chromatic - Main"
 on:
   push:
     branches: [main]

.github/workflows/chromatic-rc.yml

@@ -0,0 +1,44 @@
+name: "Chromatic - RC"
+on:
+  push:
+    branches: [rc]
+  pull_request:
+    branches: [rc]
+    types: [labeled, synchronize]
+jobs:
+  run:
+    if: |
+      (github.event.action == 'labeled' && github.event.label.name == 'pr ready for visual snapshots') || github.event_name == 'push'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - uses: actions/setup-node@v3
+        with:
+          node-version-file: package.json
+      - run: npm install
+      - run: npm --workspace="packages/calcite-design-tokens" run build
+      - name: Publish to Chromatic
+        uses: chromaui/action@v1
+        with:
+          projectToken: ${{ secrets.CHROMATIC_PROJECT_TOKEN }}
+          zip: true
+          exitOnceUploaded: true
+          autoAcceptChanges: rc
+          workingDir: packages/calcite-components
+        env:
+          STORYBOOK_SCREENSHOT_TEST_BUILD: true
+          CHROMATIC_DIFF_THRESHOLD: ${{ secrets.CHROMATIC_DIFF_THRESHOLD }}
+  skip:
+    if: contains(github.event.pull_request.labels.*.name, 'skip visual snapshots')
+    runs-on: ubuntu-latest
+    steps:
+      - name: Skip Chromatic
+        uses: Sibz/github-status-action@v1
+        with:
+          authToken: ${{ secrets.GITHUB_TOKEN }}
+          context: UI Tests
+          description: Chromatic run skipped
+          state: success
+          sha: ${{github.event.pull_request.head.sha || github.sha}}

.github/workflows/codeql-analysis.yml

@@ -13,10 +13,10 @@ name: "CodeQL"
 
 on:
   push:
-    branches: [main]
+    branches: [main, rc]
   pull_request:
     # The branches below must be a subset of the branches above
-    branches: [main]
+    branches: [main, rc]
   schedule:
     - cron: "19 2 * * 4"
 

.github/workflows/pr-bot.yml

@@ -1,7 +1,7 @@
 name: PR Bot
 on:
   pull_request:
-    branches: [main]
+    branches: [main, rc]
 permissions:
   pull-requests: write
   issues: write

.github/workflows/pr-e2e.yml

@@ -1,7 +1,7 @@
 name: E2E
 on:
   pull_request:
-    branches: [main]
+    branches: [main, rc]
 jobs:
   e2e:
     runs-on: ubuntu-20.04

.github/workflows/pr-milestone.yml

@@ -1,7 +1,7 @@
 name: PR Merged
 on:
   pull_request:
-    branches: [main]
+    branches: [main, rc]
     types: [closed]
 jobs:
   milestone:

.github/workflows/pr-tests_eslint-plugin-calcite-components.yml

@@ -2,15 +2,11 @@ name: Run eslint-plugin-calcite-components tests
 
 on:
   pull_request:
-    paths:
-      - "packages/eslint-plugin-calcite-components/**"
-    branches:
-      - master
+    paths: ["packages/eslint-plugin-calcite-components/**"]
+    branches: [main, rc]
   push:
-    paths:
-      - "packages/eslint-plugin-calcite-components/**"
-    branches:
-      - master
+    paths: ["packages/eslint-plugin-calcite-components/**"]
+    branches: [main, rc]
 
 jobs:
   build:

package.json

@@ -11,8 +11,10 @@
     "clean": "turbo run clean --log-order=stream && rimraf node_modules",
     "lint": "turbo run lint --log-order=stream",
     "publish:next": "lerna publish from-package --dist-tag next --yes",
+    "publish:rc": "lerna publish from-package --dist-tag rc --yes",
     "publish:latest": "lerna publish from-package --yes",
     "version:next": "lerna version --conventional-prerelease --preid next --no-git-tag-version --no-push --yes && npm run util:sync-linked-package-versions",
+    "version:rc": "lerna version --conventional-prerelease --preid rc --no-git-tag-version --no-push --yes && npm run util:sync-linked-package-versions",
     "version:latest": "lerna version --conventional-commits --create-release github --no-git-tag-version --no-push --yes && npm run util:sync-linked-package-versions",
     "prepare": "husky install",
     "preversion": "npm run util:is-in-sync-with-origin && npm run util:is-working-tree-clean",