Merge branch 'main' into jo-docs-thanks-pagejo-docs-thanks-page

12 files changed, 60 insertions, 60 deletions

diff --git a/.github/CONTRIBUTING.md b/.github/CONTRIBUTING.md
index 0913b5b5b..32b30cdb3 100644
--- a/.github/CONTRIBUTING.md
+++ b/.github/CONTRIBUTING.md
@@ -101,12 +101,12 @@ Example:
 
 Sometimes bugs reported to us are actually caused by bugs in the browser(s) themselves, not bugs in Bootstrap per se.
 
-| Vendor(s)     | Browser(s)                   | Rendering engine | Bug reporting website(s)                                              | Notes                                                    |
-| ------------- | ---------------------------- | ---------------- | --------------------------------------------------------------------- | -------------------------------------------------------- |
-| Mozilla       | Firefox                      | Gecko            | https://bugzilla.mozilla.org/enter_bug.cgi                            | "Core" is normally the right product option to choose.   |
-| Apple         | Safari                       | WebKit           | https://bugs.webkit.org/enter_bug.cgi?product=WebKit                  | In Apple's bug reporter, choose "Safari" as the product. |
-| Google, Opera | Chrome, Chromium, Opera v15+ | Blink            | https://bugs.chromium.org/p/chromium/issues/list                      | Click the "New issue" button.                            |
-| Microsoft     | Edge                         | Blink            | https://developer.microsoft.com/en-us/microsoft-edge/                 | Go to "Help > Send Feedback" from the browser            |
+| Vendor(s)     | Browser(s)                   | Rendering engine | Bug reporting website(s)                               | Notes                                                    |
+| ------------- | ---------------------------- | ---------------- | ------------------------------------------------------ | -------------------------------------------------------- |
+| Mozilla       | Firefox                      | Gecko            | https://bugzilla.mozilla.org/enter_bug.cgi             | "Core" is normally the right product option to choose.   |
+| Apple         | Safari                       | WebKit           | https://bugs.webkit.org/enter_bug.cgi?product=WebKit   | In Apple's bug reporter, choose "Safari" as the product. |
+| Google, Opera | Chrome, Chromium, Opera v15+ | Blink            | https://bugs.chromium.org/p/chromium/issues/list       | Click the "New issue" button.                            |
+| Microsoft     | Edge                         | Blink            | https://developer.microsoft.com/en-us/microsoft-edge/  | Go to "Help > Send Feedback" from the browser            |
 
 
 ## Feature requests
@@ -134,9 +134,9 @@ Please adhere to the [coding guidelines](#code-guidelines) used throughout the
 project (indentation, accurate comments, etc.) and any other requirements
 (such as test coverage).
 
-**Do not edit `bootstrap.css`, or `bootstrap.js`
-directly!** Those files are automatically generated. You should edit the
-source files in [`/bootstrap/scss/`](https://github.com/twbs/bootstrap/tree/main/scss)
+**Do not edit `bootstrap.css` or `bootstrap.js`, and do not commit
+any dist files (`dist/` or `js/dist`).** Those files are automatically generated by our build tools. You should
+edit the source files in [`/bootstrap/scss/`](https://github.com/twbs/bootstrap/tree/main/scss)
 and/or [`/bootstrap/js/src/`](https://github.com/twbs/bootstrap/tree/main/js/src) instead.
 
 Similarly, when contributing to Bootstrap's documentation, you should edit the
diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 31976021e..29135b400 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -15,3 +15,10 @@ updates:
       - v5
     versioning-strategy: increase
     rebase-strategy: disabled
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: weekly
+      day: tuesday
+      time: "12:00"
+      timezone: Europe/Athens
diff --git a/.github/release-drafter.yml b/.github/release-drafter.yml
index ae1367c89..e2b70e03e 100644
--- a/.github/release-drafter.yml
+++ b/.github/release-drafter.yml
@@ -4,6 +4,9 @@ prerelease: true
 exclude-labels:
   - 'skip-changelog'
 categories:
+  - title: '❗ Breaking Changes'
+    labels:
+      - 'breaking-change'
   - title: '🚀 Features'
     labels:
       - 'new-feature'
@@ -14,6 +17,9 @@ categories:
       - 'fix'
       - 'bugfix'
       - 'bug'
+  - title: '⚡ Performance Improvements'
+    labels:
+      - 'performance'
   - title: '🎨 CSS'
     labels:
       - 'css'
@@ -26,11 +32,19 @@ categories:
   - title: '🌎 Accessibility'
     labels:
       - 'accessibility'
+  - title: '🔧 Utility API'
+    labels:
+      - 'utility API'
+      - 'utilities'
+  - title: '🏭 Tests'
+    labels:
+      - 'tests'
   - title: '🧰 Misc'
     labels:
       - 'build'
       - 'meta'
       - 'chore'
+      - 'CI'
   - title: '📦 Dependencies'
     labels:
       - 'dependencies'
diff --git a/.github/workflows/browserstack.yml b/.github/workflows/browserstack.yml
index 0b4cfbdaa..bdbc16089 100644
--- a/.github/workflows/browserstack.yml
+++ b/.github/workflows/browserstack.yml
@@ -4,21 +4,21 @@ on:
   push:
 
 env:
-  CI: true
   FORCE_COLOR: 2
-  NODE: 14.x
+  NODE: 14
 
 jobs:
   browserstack:
     runs-on: ubuntu-latest
     if: github.repository == 'twbs/bootstrap' && (!contains(github.event.commits[0].message, '[ci skip]') && !contains(github.event.commits[0].message, '[skip ci]'))
+    timeout-minutes: 30
 
     steps:
       - name: Clone repository
         uses: actions/checkout@v2
 
       - name: Set up Node.js
-        uses: actions/setup-node@v1
+        uses: actions/setup-node@v2
         with:
           node-version: "${{ env.NODE }}"
 
@@ -26,10 +26,9 @@ jobs:
         uses: actions/cache@v2
         with:
           path: ~/.npm
-          key: ${{ runner.os }}-node-v${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
+          key: ${{ runner.os }}-node-${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
           restore-keys: |
-            ${{ runner.OS }}-node-v${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
-            ${{ runner.OS }}-node-v${{ env.NODE }}-
+            ${{ runner.os }}-node-${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
 
       - name: Install npm dependencies
         run: npm ci
diff --git a/.github/workflows/bundlewatch.yml b/.github/workflows/bundlewatch.yml
index 966dfbf72..b2b1fa109 100644
--- a/.github/workflows/bundlewatch.yml
+++ b/.github/workflows/bundlewatch.yml
@@ -2,14 +2,11 @@ name: Bundlewatch
 
 on:
   push:
-    branches-ignore:
-      - "dependabot/**"
   pull_request:
 
 env:
-  CI: true
   FORCE_COLOR: 2
-  NODE: 14.x
+  NODE: 14
 
 jobs:
   bundlewatch:
@@ -20,7 +17,7 @@ jobs:
         uses: actions/checkout@v2
 
       - name: Set up Node.js
-        uses: actions/setup-node@v1
+        uses: actions/setup-node@v2
         with:
           node-version: "${{ env.NODE }}"
 
@@ -28,10 +25,9 @@ jobs:
         uses: actions/cache@v2
         with:
           path: ~/.npm
-          key: ${{ runner.os }}-node-v${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
+          key: ${{ runner.os }}-node-${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
           restore-keys: |
-            ${{ runner.OS }}-node-v${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
-            ${{ runner.OS }}-node-v${{ env.NODE }}-
+            ${{ runner.os }}-node-${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
 
       - name: Install npm dependencies
         run: npm ci
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index f9dccfce0..13e2eb598 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -11,6 +11,7 @@ on:
     branches:
       - main
       - v4-dev
+      - "!dependabot/**"
   schedule:
     - cron: "0 2 * * 5"
 
@@ -22,15 +23,6 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v2
-        with:
-          # We must fetch at least the immediate parents so that if this is
-          # a pull request then we can checkout the head.
-          fetch-depth: 2
-
-      # If this run was triggered by a pull request event, then checkout
-      # the head of the pull request instead of the merge commit.
-      - run: git checkout HEAD^2
-        if: ${{ github.event_name == 'pull_request' }}
 
       # Initializes the CodeQL tools for scanning.
       - name: Initialize CodeQL
diff --git a/.github/workflows/css.yml b/.github/workflows/css.yml
index a75f018c5..1f394c65e 100644
--- a/.github/workflows/css.yml
+++ b/.github/workflows/css.yml
@@ -7,9 +7,8 @@ on:
   pull_request:
 
 env:
-  CI: true
   FORCE_COLOR: 2
-  NODE: 14.x
+  NODE: 14
 
 jobs:
   css:
@@ -20,7 +19,7 @@ jobs:
         uses: actions/checkout@v2
 
       - name: Set up Node.js
-        uses: actions/setup-node@v1
+        uses: actions/setup-node@v2
         with:
           node-version: "${{ env.NODE }}"
 
@@ -28,10 +27,9 @@ jobs:
         uses: actions/cache@v2
         with:
           path: ~/.npm
-          key: ${{ runner.os }}-node-v${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
+          key: ${{ runner.os }}-node-${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
           restore-keys: |
-            ${{ runner.OS }}-node-v${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
-            ${{ runner.OS }}-node-v${{ env.NODE }}-
+            ${{ runner.os }}-node-${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
 
       - name: Install npm dependencies
         run: npm ci
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 58b55fc7c..badaad744 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -7,9 +7,8 @@ on:
   pull_request:
 
 env:
-  CI: true
   FORCE_COLOR: 2
-  NODE: 14.x
+  NODE: 14
 
 jobs:
   docs:
@@ -20,7 +19,7 @@ jobs:
         uses: actions/checkout@v2
 
       - name: Set up Node.js
-        uses: actions/setup-node@v1
+        uses: actions/setup-node@v2
         with:
           node-version: "${{ env.NODE }}"
 
@@ -30,10 +29,9 @@ jobs:
         uses: actions/cache@v2
         with:
           path: ~/.npm
-          key: ${{ runner.os }}-node-v${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
+          key: ${{ runner.os }}-node-${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
           restore-keys: |
-            ${{ runner.OS }}-node-v${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
-            ${{ runner.OS }}-node-v${{ env.NODE }}-
+            ${{ runner.os }}-node-${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
 
       - name: Install npm dependencies
         run: npm ci
diff --git a/.github/workflows/js.yml b/.github/workflows/js.yml
index 1ec0d6909..9a2d92f94 100644
--- a/.github/workflows/js.yml
+++ b/.github/workflows/js.yml
@@ -7,7 +7,6 @@ on:
   pull_request:
 
 env:
-  CI: true
   FORCE_COLOR: 2
 
 jobs:
@@ -18,14 +17,14 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node: [10, 12, 14]
+        node: [10, 12, 14, 16]
 
     steps:
       - name: Clone repository
         uses: actions/checkout@v2
 
       - name: Set up Node.js
-        uses: actions/setup-node@v1
+        uses: actions/setup-node@v2
         with:
           node-version: ${{ matrix.node }}
 
@@ -33,10 +32,9 @@ jobs:
         uses: actions/cache@v2
         with:
           path: ~/.npm
-          key: ${{ runner.os }}-node-v${{ matrix.node }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}}
+          key: ${{ runner.os }}-node-${{ matrix.node }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
           restore-keys: |
-            ${{ runner.OS }}-node-v${{ matrix.node }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
-            ${{ runner.OS }}-node-v${{ matrix.node }}-
+            ${{ runner.os }}-node-${{ matrix.node }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
 
       - name: Install npm dependencies
         run: npm ci
@@ -48,7 +46,7 @@ jobs:
         run: npm run js-test
 
       - name: Run Coveralls
-        uses: coverallsapp/github-action@master
+        uses: coverallsapp/[email protected]
         if: matrix.node == 14
         with:
           github-token: "${{ secrets.GITHUB_TOKEN }}"
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index e850a1f1b..f4c288ec7 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -7,9 +7,8 @@ on:
   pull_request:
 
 env:
-  CI: true
   FORCE_COLOR: 2
-  NODE: 14.x
+  NODE: 14
 
 jobs:
   lint:
@@ -20,7 +19,7 @@ jobs:
         uses: actions/checkout@v2
 
       - name: Set up Node.js
-        uses: actions/setup-node@v1
+        uses: actions/setup-node@v2
         with:
           node-version: "${{ env.NODE }}"
 
@@ -28,10 +27,9 @@ jobs:
         uses: actions/cache@v2
         with:
           path: ~/.npm
-          key: ${{ runner.os }}-node-v${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
+          key: ${{ runner.os }}-node-${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
           restore-keys: |
-            ${{ runner.OS }}-node-v${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
-            ${{ runner.OS }}-node-v${{ env.NODE }}-
+            ${{ runner.os }}-node-${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
 
       - name: Install npm dependencies
         run: npm ci
diff --git a/.github/workflows/node-sass.yml b/.github/workflows/node-sass.yml
index 2db55f0ff..ee64b2152 100644
--- a/.github/workflows/node-sass.yml
+++ b/.github/workflows/node-sass.yml
@@ -7,9 +7,8 @@ on:
   pull_request:
 
 env:
-  CI: true
   FORCE_COLOR: 2
-  NODE: 14.x
+  NODE: 14
 
 jobs:
   css:
@@ -20,7 +19,7 @@ jobs:
         uses: actions/checkout@v2
 
       - name: Set up Node.js
-        uses: actions/setup-node@v1
+        uses: actions/setup-node@v2
         with:
           node-version: "${{ env.NODE }}"
 
diff --git a/.github/workflows/release-notes.yml b/.github/workflows/release-notes.yml
index 1c4f4be9b..ab2f37694 100644
--- a/.github/workflows/release-notes.yml
+++ b/.github/workflows/release-notes.yml
@@ -8,6 +8,7 @@ on:
 jobs:
   update_release_draft:
     runs-on: ubuntu-latest
+    if: github.repository == 'twbs/bootstrap'
     steps:
       - uses: release-drafter/release-drafter@v5
         env: