feat: ship the standard SQL editor overhaul

.cursorrules

@@ -5,7 +5,8 @@
 - Avoid using `any` or `unknown` types unless absolutely necessary.
 - Do not use type assertions; instead, define or refine types as needed.
 - Create and use explicit types or interfaces for complex structures.
-- Prefer using node-sql-parser's API and types for SQL parsing and analysis.
+- Prefer using the package's public session and dialect APIs for consumers.
+- Prefer the internal node-sql-parser adapter contracts for parser work.
 
 # Code Style
 

.github/workflows/autofix.yml

@@ -2,7 +2,7 @@ name: autofix.ci # needed to securely identify the workflow
 
 on:
   push:
-    branches: [main]
+    branches: [main, dev-refactor]
   pull_request:
 
 permissions:

.github/workflows/release.yml

@@ -8,6 +8,39 @@ on:
       - 'v*'
 
 jobs:
+  compatibility:
+    env:
+      EXPECTED_PNPM_VERSION: "10.28.2"
+      npm_config_manage_package_manager_versions: "false"
+      npm_config_package_manager_strict_version: "false"
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+    steps:
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
+
+      - name: ⎔ Setup pnpm
+        uses: pnpm/action-setup@0e279bb959325dab635dd2c09392533439d90093 # v6
+        with:
+          package_json_file: test/package-smoke/package.json
+          version: 10.28.2
+
+      - name: ⎔ Setup Node.js
+        uses: actions/setup-node@820762786026740c76f36085b0efc47a31fe5020 # v7
+        with:
+          node-version: 20.19.0
+          cache: pnpm
+
+      - name: 🔒 Verify pnpm version
+        shell: bash
+        run: test "$(pnpm --version)" = "10.28.2"
+
+      - name: 📥 Install dependencies
+        run: pnpm install --ignore-scripts --frozen-lockfile
+
+      - name: 📦 Packed Package Smoke Test
+        run: pnpm run test:package
+
   build:
     runs-on: ubuntu-latest
     steps:
@@ -27,11 +60,26 @@ jobs:
       - name: 📥 Install dependencies
         run: pnpm install --ignore-scripts --frozen-lockfile
 
+      - name: 🧹 Lint
+        run: pnpm exec oxlint
+
+      - name: 🧪 Test Integrity
+        run: pnpm run test:integrity
+
       - name: 🔍 Type Check
         run: pnpm run typecheck
 
-      - name: 🧪 Test
-        run: pnpm run test
+      - name: 🧪 Unit Tests and Coverage
+        run: pnpm run test:coverage
+
+      - name: 🎭 Install Chromium
+        run: pnpm exec playwright install --with-deps chromium
+
+      - name: 🧪 Browser Tests
+        run: pnpm run test:browser
+
+      - name: 📦 Packed Package Smoke Test
+        run: pnpm run test:package
 
       - name: 🏗️ Build
         run: pnpm run build
@@ -66,7 +114,6 @@ jobs:
           name: package
           path: |
             dist/
-            src/data/
             package.json
             README.md
             LICENSE
@@ -76,7 +123,7 @@ jobs:
       contents: read
 
   publish:
-    needs: build
+    needs: [build, compatibility]
     runs-on: ubuntu-latest
     permissions:
       id-token: write

.github/workflows/test.yml

@@ -4,10 +4,16 @@ on:
   push:
     branches:
       - main
+      - dev-refactor
 
   pull_request:
     branches:
       - main
+      - dev-refactor
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: ${{ github.event_name == 'pull_request' }}
 
 env:
   CLICOLOR: 1
@@ -22,6 +28,8 @@ jobs:
 
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
+        with:
+          fetch-depth: 0
 
       - name: ⎔ Setup pnpm
         uses: pnpm/action-setup@0e279bb959325dab635dd2c09392533439d90093 # v6
@@ -38,18 +46,123 @@ jobs:
       - name: 🧹 Lint
         run: pnpm exec oxlint
 
+      - name: 🧪 Test Integrity
+        run: pnpm run test:integrity
+
       - name: 🔍 Type Check
         run: pnpm run typecheck
 
-      - name: 🧪 Test
-        run: pnpm run test
+      - name: 🧪 Unit Tests and Coverage
+        run: pnpm run test:coverage
+
+      - name: ⚡ Performance Gates
+        run: pnpm run test:performance
+
+      - name: 🧬 Mutation Pilot
+        run: pnpm run test:mutation
+
+      - name: 📈 Changed-Code Coverage
+        if: github.event_name == 'pull_request' || github.event_name == 'push'
+        env:
+          DEFAULT_BRANCH: ${{ github.event.repository.default_branch }}
+        run: >-
+          pnpm run test:coverage:changed
+          "${{ github.event.pull_request.base.sha || github.event.before }}"
 
       - name: 📊 Report Coverage
-        if: always()
+        if: >-
+          always() &&
+          github.event_name == 'pull_request' &&
+          github.event.pull_request.head.repo.full_name == github.repository
         uses: davelosert/vitest-coverage-report-action@3c50566c523e04813df28de8f7c48dd97d663f1c # v2
         with:
           pr-number: auto
 
+  browser:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        browser:
+          - chromium
+          - firefox
+          - webkit
+
+    permissions:
+      contents: read
+
+    steps:
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
+
+      - name: ⎔ Setup pnpm
+        uses: pnpm/action-setup@0e279bb959325dab635dd2c09392533439d90093 # v6
+
+      - name: ⎔ Setup Node.js
+        uses: actions/setup-node@820762786026740c76f36085b0efc47a31fe5020 # v7
+        with:
+          node-version: 24
+          cache: pnpm
+
+      - name: 📥 Install dependencies
+        run: pnpm install --ignore-scripts --frozen-lockfile
+
+      - name: 🎭 Install ${{ matrix.browser }}
+        run: pnpm exec playwright install --with-deps "${{ matrix.browser }}"
+
+      - name: 🧪 Browser Tests (${{ matrix.browser }})
+        env:
+          VITEST_BROWSER: ${{ matrix.browser }}
+        run: pnpm run test:browser
+
+      - name: 🧵 Worker Placement Evidence
+        if: matrix.browser == 'chromium'
+        run: pnpm run test:worker-placement
+
+  package:
+    env:
+      EXPECTED_PNPM_VERSION: ${{ matrix.pnpm-version }}
+      npm_config_manage_package_manager_versions: "false"
+      npm_config_package_manager_strict_version: "false"
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - node-version: "20.19.0"
+            pnpm-manifest: "test/package-smoke/package.json"
+            pnpm-version: "10.28.2"
+          - node-version: "24"
+            pnpm-manifest: "package.json"
+            pnpm-version: "11.4.0"
+    runs-on: ubuntu-latest
+
+    permissions:
+      contents: read
+
+    steps:
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
+
+      - name: ⎔ Setup pnpm
+        uses: pnpm/action-setup@0e279bb959325dab635dd2c09392533439d90093 # v6
+        with:
+          package_json_file: ${{ matrix.pnpm-manifest }}
+          version: ${{ matrix.pnpm-version }}
+
+      - name: ⎔ Setup Node.js
+        uses: actions/setup-node@820762786026740c76f36085b0efc47a31fe5020 # v7
+        with:
+          node-version: ${{ matrix.node-version }}
+          cache: pnpm
+
+      - name: 🔒 Verify pnpm version
+        shell: bash
+        run: test "$(pnpm --version)" = "${{ matrix.pnpm-version }}"
+
+      - name: 📥 Install dependencies
+        run: pnpm install --ignore-scripts --frozen-lockfile
+
+      - name: 📦 Packed Package Smoke Test
+        run: pnpm run test:package
+
   security:
     runs-on: ubuntu-latest
     steps:

.gitignore

@@ -5,4 +5,5 @@ scripts/**.js
 dist
 .DS_Store
 !.vscode
-__marimo__
+__marimo__
+.pnpm-store

AGENTS.md

@@ -1,6 +1,7 @@
 # codemirror-sql
 
-CodeMirror 6 extension for SQL: real-time linting, gutter indicators, hover tooltips, and schema-aware autocomplete (DuckDB, BigQuery, Dremio dialects). Published to npm as `@marimo-team/codemirror-sql` and used by marimo's editor.
+SQL language service for document sessions, dialects, and schema-aware analysis.
+Published to npm as `@marimo-team/codemirror-sql` and used by marimo.
 
 ## Development
 
@@ -12,6 +13,8 @@ pnpm run lint          # oxlint --fix (autofix.ci runs this on PRs)
 pnpm exec oxlint       # non-mutating lint CI enforces
 pnpm run typecheck     # tsc --noEmit
 pnpm run demo          # vite build of demo/
+pnpm run test:package  # pack + consumer smoke
+pnpm run test:worker-placement  # browser worker placement budgets
 ```
 
 - Browser tests need Playwright browsers installed first: `pnpm exec playwright install`.