Initial release of 8BitDo Control Center

Provide a Linux desktop controller configuration app with evdev input, uinput remapping, profiles, calibration, and reconnect recovery.

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/setup-linux.sh

@@ -0,0 +1,32 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+# Installs the least-privilege access rule needed for evdev/uinput. This
+# script intentionally changes host state only when the user runs it.
+
+readonly GROUP_NAME="8bitdo"
+readonly RULE_FILE="99-8bitdo-control-center.rules"
+readonly PROJECT_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+readonly SOURCE_RULE="${PROJECT_ROOT}/resources/udev/${RULE_FILE}"
+readonly DESTINATION_RULE="/etc/udev/rules.d/${RULE_FILE}"
+
+if [[ ! -f "${SOURCE_RULE}" ]]; then
+  echo "Missing udev rule: ${SOURCE_RULE}" >&2
+  exit 1
+fi
+
+if ! getent group "${GROUP_NAME}" >/dev/null; then
+  sudo groupadd --system "${GROUP_NAME}"
+fi
+
+sudo install -Dm644 "${SOURCE_RULE}" "${DESTINATION_RULE}"
+sudo usermod -aG "${GROUP_NAME}" "${USER}"
+sudo udevadm control --reload-rules
+sudo udevadm trigger --subsystem-match=input
+
+cat <<EOF
+Installed ${DESTINATION_RULE}.
+
+${USER} was added to the ${GROUP_NAME} group. Log out and back in (or reboot)
+before starting 8BitDo Control Center, then verify permissions in Settings.
+EOF