Merge branch develop into bug/4872_fix-d3-bundled-multiple-times

.github/ISSUE_TEMPLATE/config.yml

@@ -3,9 +3,9 @@ contact_links:
   - name: GitHub Discussions
     url: https://github.com/mermaid-js/mermaid/discussions
     about: Ask the Community questions or share your own graphs in our discussions.
-  - name: Slack
-    url: https://join.slack.com/t/mermaid-talk/shared_invite/enQtNzc4NDIyNzk4OTAyLWVhYjQxOTI2OTg4YmE1ZmJkY2Y4MTU3ODliYmIwOTY3NDJlYjA0YjIyZTdkMDMyZTUwOGI0NjEzYmEwODcwOTE
-    about: Join our Community on Slack for Help and a casual chat.
+  - name: Discord
+    url: https://discord.gg/wwtabKgp8y
+    about: Join our Community on Discord for Help and a casual chat.
   - name: Documentation
     url: https://mermaid.js.org
     about: Read our documentation for all that Mermaid.js can offer.

.github/lychee.toml

@@ -34,8 +34,8 @@ exclude = [
 # Don't check files that are generated during the build via `pnpm docs:code`
 'packages/mermaid/src/docs/config/setup/*',
 
-# Ignore slack invite
-"https://join.slack.com/"
+# Ignore Discord invite
+"https://discord.gg"
 ]
 
 # Exclude all private IPs from checking.

.github/pr-labeler.yml

@@ -1,4 +1,22 @@
-'Type: Bug / Error': ['bug/*', fix/*]
-'Type: Enhancement': ['feature/*', 'feat/*']
-'Type: Other': ['other/*', 'chore/*', 'test/*', 'refactor/*']
-'Area: Documentation': ['docs/*']
+# yaml-language-server: $schema=https://raw.githubusercontent.com/release-drafter/release-drafter/master/schema.json
+autolabeler:
+  - label: 'Type: Bug / Error'
+    branch:
+      - '/bug\/.+/'
+      - '/fix\/.+/'
+  - label: 'Type: Enhancement'
+    branch:
+      - '/feature\/.+/'
+      - '/feat\/.+/'
+  - label: 'Type: Other'
+    branch:
+      - '/other\/.+/'
+      - '/chore\/.+/'
+      - '/test\/.+/'
+      - '/refactor\/.+/'
+  - label: 'Area: Documentation'
+    branch:
+      - '/docs\/.+/'
+
+template: |
+  This field is unused, as we only use this config file for labeling PRs.

.github/pull_request_template.md

@@ -14,5 +14,5 @@ Make sure you
 
 - [ ] :book: have read the [contribution guidelines](https://github.com/mermaid-js/mermaid/blob/develop/CONTRIBUTING.md)
 - [ ] :computer: have added necessary unit/e2e tests.
-- [ ] :notebook: have added documentation. Make sure [`MERMAID_RELEASE_VERSION`](https://github.com/mermaid-js/mermaid/blob/develop/packages/mermaid/src/docs/community/development.md#3-update-documentation) is used for all new features.
+- [ ] :notebook: have added documentation. Make sure [`MERMAID_RELEASE_VERSION`](https://github.com/mermaid-js/mermaid/blob/develop/packages/mermaid/src/docs/community/contributing.md#update-documentation) is used for all new features.
 - [ ] :bookmark: targeted `develop` branch

.github/release-drafter.yml

@@ -25,8 +25,6 @@ categories:
 change-template: '- $TITLE (#$NUMBER) @$AUTHOR'
 sort-by: title
 sort-direction: ascending
-branches:
-  - develop
 exclude-labels:
   - 'Skip changelog'
 no-changes-template: 'This release contains minor changes and bugfixes.'

.github/workflows/build-docs.yml

@@ -16,20 +16,20 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - uses: pnpm/action-setup@v2
 
       - name: Setup Node.js
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
           cache: pnpm
           node-version: 18
 
       - name: Install Packages
         run: pnpm install --frozen-lockfile
 
-      - name: Verify release verion
+      - name: Verify release version
         if: ${{ github.event_name == 'push' && (github.ref == 'refs/heads/master' || startsWith(github.ref, 'refs/heads/release')) }}
         run: pnpm --filter mermaid run docs:verify-version
 

.github/workflows/build.yml

@@ -19,13 +19,13 @@ jobs:
       matrix:
         node-version: [18.x]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - uses: pnpm/action-setup@v2
         # uses version from "packageManager" field in package.json
 
       - name: Setup Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
           cache: pnpm
           node-version: ${{ matrix.node-version }}

.github/workflows/check-readme-in-sync.yml

@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Check for difference in README.md and docs/README.md
         run: |

.github/workflows/checks.yml

@@ -15,7 +15,7 @@ jobs:
     name: check tests
     if: github.repository_owner == 'mermaid-js'
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - uses: testomatio/check-tests@stable

.github/workflows/codeql.yml

@@ -29,7 +29,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       # Initializes the CodeQL tools for scanning.
       - name: Initialize CodeQL

.github/workflows/dependency-review.yml

@@ -1,6 +1,6 @@
 # Dependency Review Action
 #
-# This Action will scan dependency manifest files that change as part of a Pull Reqest, surfacing known-vulnerable versions of the packages declared or updated in the PR. Once installed, if the workflow run is marked as required, PRs introducing known-vulnerable packages will be blocked from merging.
+# This Action will scan dependency manifest files that change as part of a Pull Request, surfacing known-vulnerable versions of the packages declared or updated in the PR. Once installed, if the workflow run is marked as required, PRs introducing known-vulnerable packages will be blocked from merging.
 #
 # Source repository: https://github.com/actions/dependency-review-action
 # Public documentation: https://docs.github.com/en/code-security/supply-chain-security/understanding-your-software-supply-chain/about-dependency-review#dependency-review-enforcement
@@ -15,6 +15,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: 'Checkout Repository'
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: 'Dependency Review'
         uses: actions/dependency-review-action@v3

.github/workflows/e2e-applitools.yml

@@ -28,15 +28,15 @@ jobs:
       - if: ${{ ! env.USE_APPLI }}
         name: Warn if not using Applitools
         run: |
-          echo "::error,title=Not using Applitols::APPLITOOLS_API_KEY is empty, disabling Applitools for this run."
+          echo "::error,title=Not using Applitools::APPLITOOLS_API_KEY is empty, disabling Applitools for this run."
 
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - uses: pnpm/action-setup@v2
         # uses version from "packageManager" field in package.json
 
       - name: Setup Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}
 

.github/workflows/e2e.yml

@@ -1,32 +1,86 @@
+# We use github cache to save snapshots between runs.
+# For PRs and MergeQueues, the target commit is used, and for push events, github.event.previous is used.
+# If a snapshot for a given Hash is not found, we checkout that commit, run the tests and cache the snapshots.
+# These are then downloaded before running the E2E, providing the reference snapshots.
+# If there are any errors, the diff image is uploaded to artifacts, and the user is notified.
+
 name: E2E
 
 on:
   push:
+    branches-ignore:
+      - 'gh-readonly-queue/**'
   pull_request:
   merge_group:
 
 permissions:
   contents: read
 
+env:
+  # For PRs and MergeQueues, the target commit is used, and for push events, github.event.previous is used.
+  targetHash: ${{ github.event.pull_request.base.sha || github.event.merge_group.base_sha || (github.event.before == '0000000000000000000000000000000000000000' && 'develop' || github.event.before)  }}
+
 jobs:
+  cache:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: pnpm/action-setup@v2
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 18.x
+      - name: Cache snapshots
+        id: cache-snapshot
+        uses: actions/cache@v4
+        with:
+          save-always: true
+          path: ./cypress/snapshots
+          key: ${{ runner.os }}-snapshots-${{ env.targetHash }}
+
+      # If a snapshot for a given Hash is not found, we checkout that commit, run the tests and cache the snapshots.
+      - name: Switch to base branch
+        if: ${{ steps.cache-snapshot.outputs.cache-hit != 'true' }}
+        uses: actions/checkout@v4
+        with:
+          ref: ${{ env.targetHash }}
+
+      - name: Cypress run
+        uses: cypress-io/github-action@v4
+        id: cypress-snapshot-gen
+        if: ${{ steps.cache-snapshot.outputs.cache-hit != 'true' }}
+        with:
+          start: pnpm run dev
+          wait-on: 'http://localhost:9000'
+          browser: chrome
+
   e2e:
     runs-on: ubuntu-latest
+    needs: cache
     strategy:
       fail-fast: false
       matrix:
         node-version: [18.x]
         containers: [1, 2, 3, 4]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - uses: pnpm/action-setup@v2
         # uses version from "packageManager" field in package.json
 
       - name: Setup Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}
 
+      # These cached snapshots are downloaded, providing the reference snapshots.
+      - name: Cache snapshots
+        id: cache-snapshot
+        uses: actions/cache/restore@v3
+        with:
+          path: ./cypress/snapshots
+          key: ${{ runner.os }}-snapshots-${{ env.targetHash }}
+
       # Install NPM dependencies, cache them correctly
       # and run all Cypress tests
       - name: Cypress run
@@ -38,6 +92,7 @@ jobs:
         with:
           start: pnpm run dev:coverage
           wait-on: 'http://localhost:9000'
+          browser: chrome
           # Disable recording if we don't have an API key
           # e.g. if this action was run from a fork
           record: ${{ secrets.CYPRESS_RECORD_KEY != '' }}
@@ -46,6 +101,7 @@ jobs:
           CYPRESS_RECORD_KEY: ${{ secrets.CYPRESS_RECORD_KEY }}
           VITEST_COVERAGE: true
           CYPRESS_COMMIT: ${{ github.sha }}
+
       - name: Upload Coverage to Codecov
         uses: codecov/codecov-action@v3
         # Run step only pushes to develop and pull_requests
@@ -57,9 +113,55 @@ jobs:
           fail_ci_if_error: false
           verbose: true
           token: 6845cc80-77ee-4e17-85a1-026cd95e0766
+
+      # We upload the artifacts into numbered archives to prevent overwriting
       - name: Upload Artifacts
-        uses: actions/upload-artifact@v3
-        if: ${{ failure() && steps.cypress.conclusion == 'failure' }}
+        uses: actions/upload-artifact@v4
+        if: ${{ always() }}
+        with:
+          name: snapshots-${{ matrix.containers }}
+          retention-days: 1
+          path: ./cypress/snapshots
+
+  combineArtifacts:
+    needs: e2e
+    runs-on: ubuntu-latest
+    if: ${{ always() }}
+    steps:
+      # Download all snapshot artifacts and merge them into a single folder
+      - name: Download All Artifacts
+        uses: actions/download-artifact@v4
+        with:
+          path: snapshots
+          pattern: snapshots-*
+          merge-multiple: true
+
+      # For successful push events, we save the snapshots cache
+      - name: Save snapshots cache
+        id: cache-upload
+        if: ${{ github.event_name == 'push' && needs.e2e.result != 'failure' }}
+        uses: actions/cache/save@v3
+        with:
+          path: ./snapshots
+          key: ${{ runner.os }}-snapshots-${{ github.event.after }}
+
+      - name: Flatten images to a folder
+        if: ${{ needs.e2e.result == 'failure'  }}
+        run: |
+          mkdir errors
+          cd snapshots
+          find . -mindepth 2 -type d -name "*__diff_output__*" -exec sh -c 'mv "$0"/*.png ../errors/' {} \;
+
+      - name: Upload Error snapshots
+        if: ${{ needs.e2e.result == 'failure' }}
+        uses: actions/upload-artifact@v4
+        id: upload-artifacts
         with:
           name: error-snapshots
-          path: cypress/snapshots/**/__diff_output__/*
+          retention-days: 10
+          path: errors/
+
+      - name: Notify Users
+        if: ${{ needs.e2e.result == 'failure' }}
+        run: |
+          echo "::error title=Visual tests failed::You can view images that failed by downloading the error-snapshots artifact: ${{ steps.upload-artifacts.outputs.artifact-url }}"

.github/workflows/link-checker.yml

@@ -26,7 +26,7 @@ jobs:
       # lychee only uses the GITHUB_TOKEN to avoid rate-limiting
       contents: read
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Restore lychee cache
         uses: actions/cache@v3
@@ -36,7 +36,7 @@ jobs:
           restore-keys: cache-lychee-
 
       - name: Link Checker
-        uses: lycheeverse/lychee-action@v1.8.0
+        uses: lycheeverse/lychee-action@v1.9.1
         with:
           args: >-
             --config .github/lychee.toml

.github/workflows/lint.yml

@@ -20,13 +20,13 @@ jobs:
       matrix:
         node-version: [18.x]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - uses: pnpm/action-setup@v2
         # uses version from "packageManager" field in package.json
 
       - name: Setup Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
           cache: pnpm
           node-version: ${{ matrix.node-version }}