[V5] Refactor Shared Pass Through Router Extensions For Hatchling (#7524)

* refactor shared pass-through routers for hatchling and ruff + ty

* add publish workflows

.github/workflows/publish-openbb-index.yml

@@ -0,0 +1,121 @@
+name: 📦 publish openbb-index
+
+# Triggers exclusively on the merge of a ``release/openbb-index-v*``
+# branch into ``develop``. Four sequential jobs — version-check,
+# build, test, publish — with PyPI OIDC trusted publishing.
+
+on:
+  pull_request:
+    types: [closed]
+    branches: [develop, v5]
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  version-check:
+    name: Verify version bump
+    if: ${{ (github.event_name == 'pull_request' && github.event.pull_request.merged == true && startsWith(github.event.pull_request.head.ref, 'release/openbb-index-v')) || github.event_name == 'workflow_dispatch' }}
+    runs-on: ubuntu-latest
+    outputs:
+      version: ${{ steps.parse.outputs.version }}
+    defaults:
+      run:
+        shell: bash
+        working-directory: openbb_platform/extensions/index
+    steps:
+      - uses: actions/checkout@v6
+        with:
+          ref: develop
+
+      - name: Parse [project].version from pyproject.toml
+        id: parse
+        run: |
+          VERSION=$(grep -m1 -E '^version[[:space:]]*=' pyproject.toml | sed -E 's/^version[[:space:]]*=[[:space:]]*"([^"]+)".*/\1/')
+          if [ -z "$VERSION" ]; then
+            echo "::error::Could not parse [project].version from pyproject.toml."
+            exit 1
+          fi
+          echo "Local version: $VERSION"
+          echo "version=$VERSION" >> "$GITHUB_OUTPUT"
+
+      - name: Fail if version already exists on PyPI
+        env:
+          VERSION: ${{ steps.parse.outputs.version }}
+        run: |
+          STATUS=$(curl -sS -o /dev/null -w "%{http_code}" "https://pypi.org/pypi/openbb-index/${VERSION}/json")
+          case "$STATUS" in
+            200)
+              echo "::error::openbb-index ${VERSION} is already published on PyPI."
+              echo "Bump openbb_platform/extensions/index/pyproject.toml [project].version and re-merge a fresh release branch."
+              exit 1
+              ;;
+            404)
+              echo "openbb-index ${VERSION} is not yet on PyPI — proceeding."
+              ;;
+            *)
+              echo "::error::Unexpected status $STATUS from PyPI JSON API. Aborting to avoid a silent skip."
+              exit 1
+              ;;
+          esac
+
+      - name: Verify release branch name matches pyproject version
+        if: github.event_name == 'pull_request'
+        env:
+          VERSION: ${{ steps.parse.outputs.version }}
+          BRANCH: ${{ github.event.pull_request.head.ref }}
+        run: |
+          EXPECTED="release/openbb-index-v${VERSION}"
+          if [ "$BRANCH" != "$EXPECTED" ]; then
+            echo "::error::Release branch '${BRANCH}' does not match pyproject version '${VERSION}'."
+            echo "Expected branch name: '${EXPECTED}'."
+            echo "Either rename the release branch or update [project].version in pyproject.toml so they agree."
+            exit 1
+          fi
+          echo "Branch '${BRANCH}' matches pyproject version '${VERSION}'."
+
+  build:
+    name: Build sdist + wheel
+    needs: version-check
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        shell: bash
+        working-directory: openbb_platform/extensions/index
+    steps:
+      - uses: actions/checkout@v6
+        with:
+          ref: develop
+
+      - uses: actions/setup-python@v6
+        with:
+          python-version: "3.11"
+
+      - run: python -m pip install --upgrade pip uv
+
+      - name: Build sdist + wheel
+        run: uv build --no-sources
+
+      - uses: actions/upload-artifact@v4
+        with:
+          name: openbb-index-dist
+          path: openbb_platform/extensions/index/dist/
+          if-no-files-found: error
+          retention-days: 7
+
+  publish:
+    name: Publish to PyPI
+    needs: build
+    runs-on: ubuntu-latest
+    permissions:
+      id-token: write
+    steps:
+      - uses: actions/download-artifact@v4
+        with:
+          name: openbb-index-dist
+          path: dist
+
+      - uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          packages-dir: dist