diff --git a/.github/workflows/linter.yml b/.github/workflows/linter.yml
new file mode 100644
index 0000000..6b94429
--- /dev/null
+++ b/.github/workflows/linter.yml
@@ -0,0 +1,15 @@
+name: Linter
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - run: npm ci
+    - run: npm run lint
diff --git a/.github/workflows/unit_tests.yml b/.github/workflows/unit_tests.yml
new file mode 100644
index 0000000..da234ad
--- /dev/null
+++ b/.github/workflows/unit_tests.yml
@@ -0,0 +1,15 @@
+name: Unit Tests
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - run: npm ci
+    - run: npm test
diff --git a/README.md b/README.md
index 91cc490..b6bb79c 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 This is the source code for version 4 of the Wikipedia gadget [XFDcloser](https://en.wikipedia.org/wiki/Wikipedia:XFDcloser).
 
 ## Installation instructions and user guide
-Will be available at [https://en.wikipedia.org/wiki/Wikipedia:XFDcloser](https://en.wikipedia.org/wiki/Wikipedia:XFDcloser). Currently, that page is for version 3.
+Is available at [https://en.wikipedia.org/wiki/Wikipedia:XFDcloser](https://en.wikipedia.org/wiki/Wikipedia:XFDcloser).
 
 ## Repository structure
 - `bin\` contains scripts to run with node. To run, type `node bin\FILENAME` in the terminal (`.js` extensions are optional)
@@ -48,6 +48,7 @@ Will be available at [https://en.wikipedia.org/wiki/Wikipedia:XFDcloser](https:/
 ## On-wiki testing
 On-wiki testing is conducted at the [Test Wikipedia](https://test.wikipedia.org/wiki/Main_Page) (testwiki).
 - Note that the `extendedconfirmed` permission does not exist there, so the gadget definition lines need to be adjusted accordingly when testing non-admin accounts.
+
 ### Testing development version
 1. Ensure the XFDcloser gadget is *not* enabled in your preferences.
 2. Add code like the following to [your common.js](https://test.wikipedia.org/wiki/Special:MyPage/common.js):
@@ -62,10 +63,13 @@ On-wiki testing is conducted at the [Test Wikipedia](https://test.wikipedia.org/
    ```
 
 3. Set up mock XFD discussions. A development version of Twinkle is available as a gadget, and can be used to nominate pages for deletion.
-4. Run `node bin/server` in a terminal (in the directory where your local repistory is located)
-5. Now when you visit the XFD log/discussion pages, the most recently built version of the script will be loaded.
+4. First time only: create the /dist/ folder so the build script doesn't throw an error.
+5. Run `npm run build:dev`.
+6. Run `node bin/server` in a terminal (in the directory where your local repistory is located).
+7. Now when you visit the XFD log/discussion pages, the most recently built version of the script will be loaded.
+
 ### Testing deployment
-1. Comment out or remove the code that load the development version from [your common.js](https://test.wikipedia.org/wiki/Special:MyPage/common.js)
+1. Comment out or remove the code that loads the development version from [your common.js](https://test.wikipedia.org/wiki/Special:MyPage/common.js)
 2. Ensure the XFDcloser gadget is enabled in your preferences.
 3. Deploy to testwiki (see "Repository structure" section above for what goes where)
 4. Set up mock XFD discussions. A development version of Twinkle is available as a gadget, and can be used to nominate pages for deletion.
@@ -87,6 +91,7 @@ A general overview of planned features:
 - [ ] Preferences, similar to Rater
 - [ ] Rename option for CfD, and possibly some other feature requests on WT:XFDC
 - [ ] Possibly add handling for closing requested moves
+
 ### Roadmap
 - [ ] Complete the v4 rewrite
 - [ ] Get beta testers to try out the new version. Fix/adjust things as they get reported.
diff --git a/package.json b/package.json
index 2432eba..a2e5e7c 100644
--- a/package.json
+++ b/package.json
@@ -10,11 +10,15 @@
     "test:delay": "mocha --delay --require @babel/register --reporter list",
     "lint:es5": "jshint \"dist/loader-dev.js\" \"dist/loader-gadget.js\"",
     "lint:es5:dev": "jshint \"dist/loader-dev.js\"",
-    "lint:css": "stylelint \"styles-src/**/*.css\" --fix",
-    "lint:es6": "eslint \"xfdcloser-src/**/*.js\" \"test/*\" --fix",
-    "lint:bin": "eslint \"bin/*.js\" --fix --env node",
+    "lint:css": "stylelint \"styles-src/**/*.css\"",
+    "lint:es6": "eslint \"xfdcloser-src/**/*.js\" \"test/*\"",
+    "lint:bin": "eslint \"bin/*.js\" --env node",
     "lint": "npm run lint:es6 && npm run lint:es5 && npm run lint:css",
     "lint:dev": "npm run lint:es6 && npm run lint:es5:dev && npm run lint:css",
+    "lint:css:fix": "stylelint \"styles-src/**/*.css\" --fix",
+    "lint:es6:fix": "eslint \"xfdcloser-src/**/*.js\" \"test/*\" --fix",
+    "lint:bin:fix": "eslint \"bin/*.js\" --fix --env node",
+    "lint:fix": "npm run lint:es6:fix && npm run lint:bin:fix && npm run lint:css:fix",
     "globals:node": "concat-cli -f \"globals-src/comment.js\" \"globals-src/node.js\" -o \"globals.js\"",
     "globals:window": "concat-cli -f \"globals-src/comment.js\" \"globals-src/window.js\" -o \"globals.js\"",
     "build:loader:dev": "concat-cli -f \"loader-src/loader-dev-top.js.txt\" \"loader-src/loader-core.js.txt\" \"loader-src/loader-dev-bottom.js.txt\" -o dist/loader-dev.js",
@@ -25,7 +29,7 @@
     "build:concat": "concat-cli -f \"core-comment-top.js\" dist/core.min.js \"core-comment-bottom.js\" -o dist/core-gadget.js",
     "build:css": "node bin/concatCss",
     "build": "npm run globals:window && npm run build:loader && npm run lint && npm run test:all && npm run build:css && npm run build:bundle && npm run build:minify && npm run build:concat",
-    "build:dev": "npm run globals:window && npm run build:loader:dev && npm run lint:dev && npm run test:all && npm run build:bundle ",
+    "build:dev": "npm run globals:window && npm run build:loader:dev && npm run lint:dev && npm run test:all && npm run build:css && npm run build:bundle ",
     "build:quickdev": "npm run globals:window && npm run build:loader:dev && npm run build:bundle "
   },
   "author": {
diff --git a/xfdcloser-src/App.js b/xfdcloser-src/App.js
index a6e3c4c..0bdaa8a 100644
--- a/xfdcloser-src/App.js
+++ b/xfdcloser-src/App.js
@@ -70,7 +70,18 @@ import DiscussionView from "./Views/DiscussionView";
 		const showHide = $("#mw-content-text " + config.xfd.html.head).length > 1 && ShowHideTag.initialiseNewTag();
 		
 		// Set up discussion object for each discussion
-		$(config.xfd.html.head + " > span.mw-headline")
+		let headings;
+		switch ( mw.config.get( "skin" ) ) {
+		case "vector":
+		case "vector-2022":
+		case "minerva":
+			headings = config.xfd.html.head + " > span.mw-headline";
+			break;
+		default:
+			headings = config.xfd.html.head;
+		}
+
+		$( headings )
 			.not(".XFDcloser-ignore")
 			.each(function(index) {
 				try {