feat: add MCP server section

.github/workflows/mcp-ci.yml

@@ -0,0 +1,32 @@
+name: MCP CI
+
+on:
+  push:
+    branches: [main]
+    paths: ['mcp/**', '.github/workflows/mcp-ci.yml']
+  pull_request:
+    branches: [main]
+    paths: ['mcp/**', '.github/workflows/mcp-ci.yml']
+
+defaults:
+  run:
+    working-directory: mcp
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.10", "3.11", "3.12"]
+    steps:
+      - uses: actions/checkout@v4.2.2
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v5.6.0
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install dependencies
+        run: pip install -e ".[dev]"
+      - name: Run tests
+        run: pytest
+      - name: Lint
+        run: ruff check .

.github/workflows/mcp-release.yml

@@ -0,0 +1,27 @@
+name: MCP Release
+
+on:
+  push:
+    tags: ['mcp-v*']
+
+jobs:
+  build-and-publish:
+    runs-on: ubuntu-latest
+    environment: pypi
+    permissions:
+      id-token: write   # required for PyPI Trusted Publishing (OIDC)
+    steps:
+      - uses: actions/checkout@v4.2.2
+      - name: Set up Python
+        uses: actions/setup-python@v5.6.0
+        with:
+          python-version: "3.12"
+      - name: Build sdist and wheel
+        working-directory: mcp
+        run: |
+          python -m pip install --upgrade build
+          python -m build
+      - name: Publish to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          packages-dir: mcp/dist

README.md

@@ -33,7 +33,7 @@ This repository is the home for Nova3D's open clients and integrations. The host
 ```
 Nova3D/
 ├── app/              # Flutter/Dart web client  ·  see app/README.md
-├── mcp/              # Nova3D MCP server (coming soon)
+├── mcp/              # Nova3D MCP server  ·  see mcp/README.md
 ├── blender-plugin/   # Blender plugin (coming soon)
 ├── claude-skills/    # Claude skills (coming soon)
 ├── docs/             # architecture & the "3D as code" thesis (coming soon)

mcp/.env.example

@@ -0,0 +1,8 @@
+# Nova3D MCP Server — environment variables
+# Copy to .env and fill in your values
+
+# Required: API key from nova3d.xyz → Settings → API Keys
+NOVA3D_TOKEN=n3d_your-api-key-here
+
+# Optional: override the API base URL (advanced / self-hosted only)
+# NOVA3D_API_URL=https://nova3d.xyz/api

mcp/.gitignore

@@ -0,0 +1,13 @@
+.venv/
+__pycache__/
+*.py[cod]
+*.egg-info/
+dist/
+build/
+.pytest_cache/
+.ruff_cache/
+*.egg-link
+*.pth
+.env
+.claude/
+docs/

mcp/LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2026 RareSense
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.