feat: Arch Linux packaging with Electron frontend, systemd backend service, and Windows exe build

- Add Electron wrapper (main.cjs, preload.cjs) for desktop frontend
- Add systemd service unit, env config, and sysusers for backend API
- Add PKGBUILD and .install for Arch package (makepkg -si)
- Add desktop entry, SVG/PNG icon, and wrapper scripts
- Add bin/build-pkg, bin/install-pkg, bin/windows-pkg scripts
- Make API port configurable via PORT env var (default 3000, prod 18390)
- Add electron-builder config for Windows exe cross-compilation
- Set vite base to './' for Electron file:// loading

1 files changed, 32 insertions, 0 deletions

diff --git a/packaging/dispatch-api-wrapper.sh b/packaging/dispatch-api-wrapper.sh
new file mode 100755
index 0000000..d8c656b
--- /dev/null
+++ b/packaging/dispatch-api-wrapper.sh
@@ -0,0 +1,32 @@
+#!/bin/bash
+# dispatch-api-wrapper.sh
+# Wrapper script for running the Dispatch API outside of systemd.
+# Install to /usr/bin/dispatch-api (chmod 755).
+#
+# Usage:
+#   dispatch-api          # runs the server, inheriting the current environment
+#   dispatch-api --help   # passes flags through to bun
+
+set -euo pipefail
+
+DISPATCH_CONF="/etc/dispatch/dispatch-api.conf"
+DISPATCH_DIR="/opt/dispatch"
+BUN="/usr/bin/bun"
+ENTRY_POINT="packages/api/src/index.ts"
+
+# Source the environment file if it exists
+if [[ -f "$DISPATCH_CONF" ]]; then
+    # Export every variable defined in the conf file so child processes see them.
+    # Lines starting with '#' and blank lines are skipped automatically by bash's
+    # 'source' builtin.
+    set -o allexport
+    # shellcheck source=/etc/dispatch/dispatch-api.conf
+    source "$DISPATCH_CONF"
+    set +o allexport
+fi
+
+# Change to the application directory
+cd "$DISPATCH_DIR"
+
+# Hand off to bun — exec replaces this process so signals are forwarded correctly
+exec "$BUN" "$ENTRY_POINT" "$@"