docs(ci): complete bun/turborepo/changesets migration docs and workflows

- Update all CI workflows (pre-commit, tech-debt) to use Bun
- Update build scripts (js_build.sh, cypress_build.sh, eslint.sh) for Bun
- Add sync-package-versions.js script for release version alignment
- Simplify package.json scripts (build:packages, publish:packages)
- Add gitTag: false to changesets config to avoid repo tag clutter
- Remove obsolete Lerna scripts (build.js, lernaVersion.sh)
- Update RELEASING/README.md with comprehensive npm publishing guide
- Update all developer documentation for Bun usage
- Update LLM instruction files (AGENTS.md, dev-standard.mdc)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

.github/workflows/pre-commit.yml

@@ -38,15 +38,15 @@ jobs:
           echo "HOMEBREW_CELLAR=$HOMEBREW_CELLAR" >>"${GITHUB_ENV}"
           echo "HOMEBREW_REPOSITORY=$HOMEBREW_REPOSITORY" >>"${GITHUB_ENV}"
           brew install norwoodj/tap/helm-docs
-      - name: Setup Node.js
-        uses: actions/setup-node@v6
+      - name: Install Bun
+        uses: oven-sh/setup-bun@v2
         with:
-          node-version: '20'
+          bun-version: latest
 
       - name: Install Frontend Dependencies
         run: |
           cd superset-frontend
-          npm ci
+          bun install --frozen-lockfile
 
       - name: Install Docs Dependencies
         run: |

.github/workflows/release.yml

@@ -28,7 +28,7 @@ jobs:
     steps:
       - uses: actions/checkout@v6
         with:
-          # pulls all commits (needed for lerna / semantic release to correctly version)
+          # pulls all commits (needed for changesets to correctly version)
           fetch-depth: 0
       - name: Get tags and filter trigger tags
         run: |
@@ -66,7 +66,7 @@ jobs:
       - name: Build packages
         if: env.HAS_TAGS
         working-directory: ./superset-frontend
-        run: bun run turbo:build
+        run: bun run build:packages
 
       - name: Configure npm and git
         if: env.HAS_TAGS

.github/workflows/superset-frontend.yml

@@ -143,7 +143,7 @@ jobs:
       - name: tsc
         run: |
           docker run --rm $TAG bash -c \
-          "bun install && bun run turbo:build && bun run type"
+          "bun install && bun run build:packages && bun run type"
 
   validate-frontend:
     needs: frontend-build
@@ -161,7 +161,7 @@ jobs:
       - name: Build Plugins Packages
         run: |
           docker run --rm $TAG bash -c \
-          "bun run turbo:build"
+          "bun run build:packages"
 
       - name: Build Plugins Storybook
         run: |

.github/workflows/tech-debt.yml

@@ -29,19 +29,19 @@ jobs:
       - name: Checkout Repository
         uses: actions/checkout@v6
 
-      - name: Set up Node.js
-        uses: actions/setup-node@v6
+      - name: Install Bun
+        uses: oven-sh/setup-bun@v2
         with:
-          node-version-file: './superset-frontend/.nvmrc'
+          bun-version: latest
 
       - name: Install Dependencies
-        run: npm ci
+        run: bun install --frozen-lockfile
         working-directory: ./superset-frontend
 
       - name: Run Script
         env:
           SPREADSHEET_ID: "1oABNnzxJYzwUrHjr_c9wfYEq9dFL1ScVof9LlaAdxvo"
           SERVICE_ACCOUNT_KEY: ${{ secrets.GSHEET_KEY }}
-        run: npm run lint-stats
+        run: bun run lint-stats
         continue-on-error: true
         working-directory: ./superset-frontend