ci: build Codex package archives in release workflow

.github/workflows/rust-release-windows.yml

@@ -220,6 +220,18 @@ jobs:
               "$dest/${binary}-${{ matrix.target }}.exe"
           done
 
+      - name: Build Codex package archives
+        shell: bash
+        run: |
+          set -euo pipefail
+          for bundle in primary app-server; do
+            bash "${GITHUB_WORKSPACE}/.github/scripts/build-codex-package-archive.sh" \
+              --target "${{ matrix.target }}" \
+              --bundle "$bundle" \
+              --entrypoint-dir "target/${{ matrix.target }}/release" \
+              --archive-dir "dist/${{ matrix.target }}"
+          done
+
       - name: Build Python runtime wheel
         shell: bash
         run: |

.github/workflows/rust-release.yml

@@ -519,6 +519,20 @@ jobs:
             cp target/${{ matrix.target }}/release/codex-${{ matrix.target }}.dmg "$dest/codex-${{ matrix.target }}.dmg"
           fi
 
+      - name: Build Codex package archive
+        if: ${{ runner.os != 'macOS' || env.SIGN_MACOS == 'true' }}
+        shell: bash
+        env:
+          TARGET: ${{ matrix.target }}
+          BUNDLE: ${{ matrix.bundle }}
+        run: |
+          set -euo pipefail
+          bash "${GITHUB_WORKSPACE}/.github/scripts/build-codex-package-archive.sh" \
+            --target "$TARGET" \
+            --bundle "$BUNDLE" \
+            --entrypoint-dir "target/${TARGET}/release" \
+            --archive-dir "dist/${TARGET}"
+
       - name: Build Python runtime wheel
         if: ${{ matrix.bundle == 'primary' && (runner.os != 'macOS' || env.SIGN_MACOS == 'true') }}
         shell: bash
@@ -819,6 +833,20 @@ jobs:
             --platform-tag "$platform_tag"
           "${RUNNER_TEMP}/python-runtime-build-venv/bin/python" -m build --wheel --outdir "$wheel_dir" "$stage_dir"
 
+      - name: Build Codex package archive
+        shell: bash
+        env:
+          TARGET: ${{ matrix.target }}
+          BUNDLE: ${{ matrix.bundle }}
+        run: |
+          set -euo pipefail
+          bash "${GITHUB_WORKSPACE}/.github/scripts/build-codex-package-archive.sh" \
+            --target "$TARGET" \
+            --bundle "$BUNDLE" \
+            --entrypoint-dir "dist/${TARGET}" \
+            --archive-dir "dist/${TARGET}" \
+            --target-suffixed-entrypoint
+
       - name: Upload Python runtime wheel
         if: ${{ matrix.bundle == 'primary' }}
         uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f # v7.0.0
@@ -1079,6 +1107,11 @@ jobs:
           # If included in files: dist/**, release upload races on duplicate
           # asset names and can fail with 404s.
           find dist -type f -name 'cargo-timing.html' -delete
+          # Keep package-builder sidecar archives as workflow artifacts only
+          # until distribution channels are ready to consume them.
+          find dist -type f \
+            \( -name 'codex-package-*' -o -name 'codex-app-server-package-*' \) \
+            -delete
           find dist -type d -empty -delete
 
           ls -R dist/