diff --git a/.mokogitea/mcp-build-test.yml b/.mokogitea/mcp-build-test.yml
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+# MCP Server Build & Validation
+# Copyright (C) 2026 Moko Consulting <hello@mokoconsulting.tech>
+# SPDX-License-Identifier: GPL-3.0-or-later
+#
+# Builds the MCP server, validates TypeScript compilation, and checks
+# that tools are properly registered with valid Zod schemas.
+
+name: MCP Build & Validate
+
+on:
+  push:
+    branches: [main, dev/**]
+    paths: ['src/**', 'package.json', 'tsconfig.json']
+  pull_request:
+    branches: [main]
+    paths: ['src/**', 'package.json', 'tsconfig.json']
+
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [20, 22]
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v4
+        with:
+          node-version: ${{ matrix.node-version }}
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: TypeScript compile
+        run: npx tsc --noEmit
+
+      - name: Build
+        run: npm run build
+
+      - name: Verify dist output exists
+        run: |
+          test -f dist/index.js || (echo "ERROR: dist/index.js not found" && exit 1)
+          test -f dist/client.js || (echo "ERROR: dist/client.js not found" && exit 1)
+          test -f dist/config.js || (echo "ERROR: dist/config.js not found" && exit 1)
+          test -f dist/types.js || (echo "ERROR: dist/types.js not found" && exit 1)
+          echo "✓ All required dist files present"
+
+      - name: Verify shebang in index.js
+        run: |
+          head -1 dist/index.js | grep -q "#!/usr/bin/env node" || echo "WARNING: Missing shebang in dist/index.js"
+
+      - name: Count registered tools
+        run: |
+          TOOL_COUNT=$(grep -c "server\.tool(" src/index.ts || true)
+          echo "Registered tools: ${TOOL_COUNT}"
+          if [ "${TOOL_COUNT}" -eq 0 ]; then
+            echo "ERROR: No tools registered in src/index.ts"
+            exit 1
+          fi