feat: add cspell configuration and CI spell-check

Author: devin-ai-integration[bot]

.github/workflows/ci.yml

@@ -103,3 +103,27 @@ jobs:
 
       - name: Check Licenses
         run: npm run check-licenses
+
+  spell-check:
+    name: Spell Check
+    runs-on: ubuntu-latest
+    timeout-minutes: 15
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v5
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v5
+        with:
+          cache: 'npm'
+          node-version: ${{ env.NODE_VERSION }}
+          registry-url: 'https://npm.pkg.github.com'
+          scope: '@deepnote'
+
+      - name: Install dependencies
+        run: npm ci --prefer-offline --no-audit
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Run spell check
+        run: npm run spell-check

cspell.json

@@ -0,0 +1,46 @@
+{
+  "version": "0.2",
+  "ignorePaths": [
+    "node_modules",
+    "package-lock.json",
+    "pnpm-lock.yaml",
+    "dist",
+    "out",
+    "build",
+    "coverage",
+    ".vscode",
+    ".git",
+    "*.min.js",
+    "*.min.css",
+    "*.map"
+  ],
+  "language": "en",
+  "overrides": [
+    {
+      "filename": "**/*.md",
+      "words": [
+        "deepnote",
+        "jupyter",
+        "jupyterlab",
+        "ipynb",
+        "vscode",
+        "pnpm",
+        "monorepo",
+        "notebookKernelJupyterNotebook",
+        "extensionKind"
+      ]
+    }
+  ],
+  "words": [
+    "deepnote",
+    "jupyter",
+    "jupyterlab",
+    "ipynb",
+    "vscode",
+    "pnpm",
+    "monorepo",
+    "notebookKernelJupyterNotebook",
+    "extensionKind"
+  ],
+  "useGitignore": true
+}

package.json

@@ -2055,6 +2055,8 @@
         "build:prerelease": "cross-env IS_PRE_RELEASE_VERSION_OF_JUPYTER_EXTENSION=true npm run build",
         "build:stable": "cross-env IS_PRE_RELEASE_VERSION_OF_JUPYTER_EXTENSION=false npm run build",
         "build": "concurrently npm:compile-release npm:updatePackageJsonForBundle",
+        "spell-check": "cspell \"**/*.{md,txt,json,js,ts,tsx,jsx,yml,yaml}\"",
+        "spell-check:fix": "cspell \"**/*.{md,txt,json,js,ts,tsx,jsx,yml,yaml}\" --no-exit-code --show-suggestions",
         "check-licenses": "npx license-checker-rseidelsohn --onlyAllow 'MIT;Apache-2.0;Apache v2;ISC;BSD;BSD-2-Clause;BSD-3-Clause;0BSD;Python-2.0;CC0-1.0;CC-BY-3.0;CC-BY-4.0;Unlicense;BlueOak-1.0.0;MPL-2.0' --excludePrivatePackages --excludePackages 'bootstrap-less@3.3.8;chai-as-promised@7.1.1;esbuild-plugin-less@1.3.19;eslint-plugin-local-rules@1.0.0;truncate-utf8-bytes@1.0.2;utf8-byte-length@1.0.4'",
         "checkDependencies": "gulp checkDependencies",
         "clean": "gulp clean",
@@ -2163,6 +2165,7 @@
         "zeromqold": "npm:zeromq@^6.0.0-beta.6"
     },
     "devDependencies": {
+        "cspell": "9.2.1",
         "@actions/core": "^1.11.1",
         "@actions/github": "^6.0.1",
         "@actions/glob": "^0.5.0",