diff --git a/.github/ISSUE_TEMPLATE/1.bug_report.yml b/.github/ISSUE_TEMPLATE/1.bug_report.yml
index eb70896d749..22f51f7bdfc 100644
--- a/.github/ISSUE_TEMPLATE/1.bug_report.yml
+++ b/.github/ISSUE_TEMPLATE/1.bug_report.yml
@@ -50,7 +50,7 @@ body:
 
         Google Chrome 106.0.5249.119
         Firefox 105.0.3
-        
+
         etc...
     validations:
       required: true
diff --git a/.github/ISSUE_TEMPLATE/config.yml b/.github/ISSUE_TEMPLATE/config.yml
index fd62889d051..f5d3196528f 100644
--- a/.github/ISSUE_TEMPLATE/config.yml
+++ b/.github/ISSUE_TEMPLATE/config.yml
@@ -2,4 +2,4 @@ blank_issues_enabled: false
 contact_links:
   - name: GitHub Discussions
     url: https://github.com/mastodon/mastodon/discussions
-    about: Please ask and answer questions here.
\ No newline at end of file
+    about: Please ask and answer questions here.
diff --git a/.github/workflows/linter.yml b/.github/workflows/linter.yml
index cd8cb12c457..874afc459c8 100644
--- a/.github/workflows/linter.yml
+++ b/.github/workflows/linter.yml
@@ -57,12 +57,14 @@ jobs:
           cache: yarn
       - name: Install dependencies
         run: yarn install --frozen-lockfile
+      - name: Check prettier formatting
+        run: yarn format-check
       - name: Set-up RuboCop Problem Mathcher
         uses: r7kamura/rubocop-problem-matchers-action@v1
       - name: Set-up Stylelint Problem Matcher
         uses: xt0rted/stylelint-problem-matcher@v1
       # https://github.com/xt0rted/stylelint-problem-matcher/issues/360
-      - run: echo "::add-matcher::.github/stylelint-matcher.json" 
+      - run: echo "::add-matcher::.github/stylelint-matcher.json"
 
       ################################
       # Run Linter against code base #
diff --git a/.github/workflows/test-chart.yml b/.github/workflows/test-chart.yml
index b9ff808559e..4d7a278877e 100644
--- a/.github/workflows/test-chart.yml
+++ b/.github/workflows/test-chart.yml
@@ -6,16 +6,16 @@ name: Test chart
 on:
   pull_request:
     paths:
-      - "chart/**"
-      - "!**.md"
-      - ".github/workflows/test-chart.yml"
+      - 'chart/**'
+      - '!**.md'
+      - '.github/workflows/test-chart.yml'
   push:
     paths:
-      - "chart/**"
-      - "!**.md"
-      - ".github/workflows/test-chart.yml"
+      - 'chart/**'
+      - '!**.md'
+      - '.github/workflows/test-chart.yml'
     branches-ignore:
-      - "dependabot/**"
+      - 'dependabot/**'
   workflow_dispatch:
 
 permissions:
@@ -33,7 +33,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: actions/setup-python@v4
         with:
-          python-version: "3.x"
+          python-version: '3.x'
 
       - name: Install dependencies (yamllint)
         run: pip install yamllint
diff --git a/jsconfig.json b/jsconfig.json
index 7471fb9db9a..d52816a98b6 100644
--- a/jsconfig.json
+++ b/jsconfig.json
@@ -13,10 +13,5 @@
     "strict": false,
     "target": "ES2022"
   },
-  "exclude": [
-    "**/build/*",
-    "**/node_modules/*",
-    "**/public/*",
-    "**/vendor/*"
-  ]
+  "exclude": ["**/build/*", "**/node_modules/*", "**/public/*", "**/vendor/*"]
 }
diff --git a/package.json b/package.json
index 92520a8c70f..eecdf83dbe6 100644
--- a/package.json
+++ b/package.json
@@ -15,8 +15,8 @@
     "test:lint:js": "eslint --ext=js . --cache",
     "test:lint:sass": "stylelint '**/*.scss'",
     "test:jest": "cross-env NODE_ENV=test jest",
-    "format": "prettier --write '**/*.{json,yml}'",
-    "format-check": "prettier --write '**/*.{json,yml}'"
+    "format": "prettier --write \"**/*.{json,yml}\"",
+    "format-check": "prettier --check \"**/*.{json,yml}\""
   },
   "repository": {
     "type": "git",