fix: Docker build with hatch-vcs via SETUPTOOLS_SCM_PRETEND_VERSION

Pass version as build-arg so hatch-vcs works without .git in Docker context.

Author: ivolnistov

.github/workflows/bump-version.yml

@@ -158,5 +158,7 @@ jobs:
         push: true
         tags: ${{ steps.meta.outputs.tags }}
         labels: ${{ steps.meta.outputs.labels }}
+        build-args: |
+          SETUPTOOLS_SCM_PRETEND_VERSION=${{ needs.bump.outputs.version_number }}
         cache-from: type=gha
         cache-to: type=gha,mode=max

.github/workflows/release.yml

@@ -79,6 +79,10 @@ jobs:
           type=semver,pattern={{major}}
           type=raw,value=latest
 
+    - name: Extract version
+      id: version
+      run: echo "VERSION=${GITHUB_REF#refs/tags/v}" >> $GITHUB_OUTPUT
+
     - name: Build and push Docker image
       uses: docker/build-push-action@v5
       with:
@@ -87,6 +91,8 @@ jobs:
         push: true
         tags: ${{ steps.meta.outputs.tags }}
         labels: ${{ steps.meta.outputs.labels }}
+        build-args: |
+          SETUPTOOLS_SCM_PRETEND_VERSION=${{ steps.version.outputs.VERSION }}
         cache-from: type=gha
         cache-to: type=gha,mode=max
 

Dockerfile

@@ -2,6 +2,8 @@ FROM python:3.14-alpine
 
 WORKDIR /app
 
+ARG SETUPTOOLS_SCM_PRETEND_VERSION=0.0.0
+
 # Install build dependencies needed for some Python packages
 RUN apk add --no-cache git gcc musl-dev python3-dev libffi-dev openssl-dev
 
@@ -12,9 +14,7 @@ COPY pyproject.toml README.md ./
 COPY src/ src/
 
 # Install the package with pip
-# Note: FastMCP requires mcp as a dependency, which brings in web frameworks
-# This is why the build installs many packages like uvicorn, starlette, pyperclip etc.
-RUN pip install --no-cache-dir .
+RUN SETUPTOOLS_SCM_PRETEND_VERSION=${SETUPTOOLS_SCM_PRETEND_VERSION} pip install --no-cache-dir .
 
 # Default environment variables (will be overridden at runtime)
 ENV MCP_SERVER_NAME="pararam-nexus-mcp"