logiguard fork v3: full patch set on verified 8c74db0 tree

Includes prior-session patches (carry forward so the app compiles):
  - crates/gpui/build.rs: cross-compile manifest fix
  - crates/gpui/src/platform.rs: PlatformWindow::activate_with_token trait method
  - crates/gpui/src/window.rs: Window::activate_with_token public API
  - crates/gpui_linux/src/linux/wayland/window.rs: WaylandWindow::activate_with_token + activate() keyboard-serial fix

Plus the focus-serial fix:
  - serial.rs: SerialKind::KeyboardEnter
  - client.rs: store wl_keyboard.enter serial; latest_serial_of()

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

ci/Dockerfile.namespace

@@ -0,0 +1,21 @@
+ARG NAMESPACE_BASE_IMAGE_REF=""
+
+# Your image must build FROM NAMESPACE_BASE_IMAGE_REF
+FROM ${NAMESPACE_BASE_IMAGE_REF} AS base
+
+# Remove problematic git-lfs packagecloud source
+RUN sudo rm -f /etc/apt/sources.list.d/*git-lfs*.list
+# Install git and SSH for cloning private repositories
+RUN sudo apt-get update && \
+    sudo apt-get install -y git openssh-client
+
+# Clone the Zed repository
+RUN git clone https://github.com/zed-industries/zed.git ~/zed
+
+# Run the Linux installation script
+WORKDIR /home/runner/zed
+RUN ./script/linux
+
+# Clean up unnecessary files to reduce image size
+RUN sudo apt-get clean && sudo rm -rf \
+    /home/runner/zed