diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 35ed4a6a..865ac222 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -22,9 +22,6 @@ env:
   CI_RELEASE_TAG: ci-build-${{ github.run_id }}
 
 jobs:
-  # ─────────────────────────────────────────────
-  # Stage 1: Lint & Typecheck (fast feedback)
-  # ─────────────────────────────────────────────
   check:
     name: Lint & Typecheck
     runs-on: ubuntu-latest
@@ -42,9 +39,6 @@ jobs:
       - run: pnpm lint
       - run: pnpm typecheck:all
 
-  # ─────────────────────────────────────────────
-  # Stage 2: Unit Tests
-  # ─────────────────────────────────────────────
   test:
     name: Unit Tests
     runs-on: ubuntu-latest
@@ -62,11 +56,8 @@ jobs:
       - run: pnpm test:unit
       - run: pnpm test:integration
 
-  # ─────────────────────────────────────────────
-  # Stage 3: Build matrix (parallel per platform)
-  # ─────────────────────────────────────────────
-
   build-macos:
+    if: false
     name: macOS (${{ matrix.arch }})
     runs-on: ${{ matrix.runner }}
     needs: test
@@ -84,49 +75,9 @@ jobs:
             builder_args: --mac --x64
     steps:
       - uses: actions/checkout@v4
-      - uses: pnpm/action-setup@v4
-        with:
-          version: ${{ env.PNPM_VERSION }}
-      - uses: actions/setup-node@v4
-        with:
-          node-version: ${{ env.NODE_VERSION }}
-          cache: pnpm
-      - run: pnpm install --frozen-lockfile
-      - name: Decode signing certificate
-        if: env.CERT_B64 != ''
-        env:
-          CERT_B64: ${{ secrets.MAC_CERTIFICATE_P12_BASE64 }}
-        run: echo "$CERT_B64" | base64 --decode > /tmp/cert.p12
-      - name: Build electron-vite
-        run: pnpm exec electron-vite build
-      - name: Package & sign
-        run: pnpm exec electron-builder ${{ matrix.builder_args }} --config electron-builder.yml --publish never
-        env:
-          CSC_LINK: ${{ secrets.MAC_CERTIFICATE_P12_BASE64 != '' && '/tmp/cert.p12' || '' }}
-          CSC_KEY_PASSWORD: ${{ secrets.MAC_CERTIFICATE_PASSWORD }}
-          CSC_IDENTITY_AUTO_DISCOVERY: ${{ secrets.MAC_CERTIFICATE_P12_BASE64 != '' && 'true' || 'false' }}
-          APPLE_ID: ${{ secrets.APPLE_ID }}
-          APPLE_APP_SPECIFIC_PASSWORD: ${{ secrets.APPLE_APP_SPECIFIC_PASSWORD }}
-          APPLE_TEAM_ID: ${{ secrets.APPLE_TEAM_ID }}
-      - name: Upload release files
-        env:
-          GH_TOKEN: ${{ github.token }}
-        run: |
-          gh release view "$CI_RELEASE_TAG" >/dev/null 2>&1 || \
-            gh release create "$CI_RELEASE_TAG" \
-              --draft \
-              --prerelease \
-              --title "CI Build $GITHUB_RUN_ID" \
-              --notes "Temporary build artifact transport for Cloudflare publication." \
-              --target "$GITHUB_SHA"
-          gh release upload "$CI_RELEASE_TAG" \
-            build/release/*.dmg \
-            build/release/*.zip \
-            build/release/*.blockmap \
-            build/release/latest-mac.yml \
-            --clobber
 
   build-windows:
+    if: false
     name: Windows (${{ matrix.arch }})
     runs-on: windows-latest
     needs: test
@@ -142,38 +93,6 @@ jobs:
             builder_args: --win --arm64
     steps:
       - uses: actions/checkout@v4
-      - uses: pnpm/action-setup@v4
-        with:
-          version: ${{ env.PNPM_VERSION }}
-      - uses: actions/setup-node@v4
-        with:
-          node-version: ${{ env.NODE_VERSION }}
-          cache: pnpm
-      - run: pnpm install --frozen-lockfile
-      - name: Build electron-vite
-        run: pnpm exec electron-vite build
-      - name: Package
-        run: pnpm exec electron-builder ${{ matrix.builder_args }} --config electron-builder.yml --publish never
-        env:
-          CSC_LINK: ${{ secrets.WIN_CERTIFICATE_P12_BASE64 }}
-          CSC_KEY_PASSWORD: ${{ secrets.WIN_CERTIFICATE_PASSWORD }}
-      - name: Upload release files
-        shell: bash
-        env:
-          GH_TOKEN: ${{ github.token }}
-        run: |
-          gh release view "$CI_RELEASE_TAG" >/dev/null 2>&1 || \
-            gh release create "$CI_RELEASE_TAG" \
-              --draft \
-              --prerelease \
-              --title "CI Build $GITHUB_RUN_ID" \
-              --notes "Temporary build artifact transport for Cloudflare publication." \
-              --target "$GITHUB_SHA"
-          gh release upload "$CI_RELEASE_TAG" \
-            build/release/*.exe \
-            build/release/*.blockmap \
-            build/release/latest.yml \
-            --clobber
 
   build-linux:
     name: Linux (${{ matrix.arch }})
@@ -221,45 +140,15 @@ jobs:
             build/release/*.AppImage \
             build/release/*.deb \
             build/release/*.rpm \
-            build/release/*.blockmap \
             build/release/latest-linux.yml \
             --clobber
 
-  # ─────────────────────────────────────────────
-  # Stage 4: Publish Release
-  # ─────────────────────────────────────────────
   release:
     name: Publish Release
     runs-on: ubuntu-latest
-    needs: [build-macos, build-windows, build-linux]
+    needs: [build-linux]
     if: startsWith(github.ref, 'refs/tags/v') || github.event.inputs.publish == 'true'
     permissions:
       contents: write
     steps:
       - uses: actions/checkout@v4
-
-      - name: Download all artifacts
-        uses: actions/download-artifact@v4
-        with:
-          path: artifacts
-          merge-multiple: false
-
-      - name: Collect release files
-        run: |
-          mkdir -p release-files
-          find artifacts -type f \( \
-            -name "*.dmg" -o -name "*.zip" -o -name "*.exe" \
-            -o -name "*.AppImage" -o -name "*.deb" -o -name "*.rpm" \
-            -o -name "*.snap" -o -name "*.blockmap" \
-            -o -name "latest*.yml" \
-          \) -exec cp {} release-files/ \;
-          ls -lh release-files/
-
-      - name: Create GitHub Release
-        uses: softprops/action-gh-release@v2
-        with:
-          draft: true
-          generate_release_notes: true
-          files: release-files/*
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}