feat(daemon): add Windows (Git Bash) support to daemon manager

scripts/daemon.sh

@@ -3,7 +3,7 @@ set -euo pipefail
 
 # =============================================================================
 # wechat-claude-code cross-platform daemon manager
-# Supports: macOS (launchd) / Linux (systemd + nohup fallback)
+# Supports: macOS (launchd) / Linux (systemd + nohup fallback) / Windows (Git Bash)
 # =============================================================================
 
 DATA_DIR="${HOME}/.wechat-claude-code"
@@ -375,6 +375,139 @@ linux_logs() {
   fi
 }
 
+# =============================================================================
+# Windows (Git Bash / MSYS / Cygwin) functions
+#   No systemd/launchd here. We launch a fully detached process via PowerShell
+#   Start-Process so the daemon survives the parent shell exiting (avoids the
+#   EPIPE crash you get from a plain `nohup ... &` whose stdio is tied to bash).
+# =============================================================================
+
+win_pid_file() { echo "${DATA_DIR}/${SERVICE_NAME}.pid"; }
+
+# Convert a possible MSYS path (/c/...) to a Windows path (C:\...) for node.exe.
+win_path() {
+  if command -v cygpath >/dev/null 2>&1; then
+    cygpath -w "$1"
+  else
+    echo "$1"
+  fi
+}
+
+# Liveness check for a NATIVE Windows PID. MSYS `kill -0` only knows processes
+# it spawned itself, so it returns false for our PowerShell-launched daemon.
+# tasklist sees every process on the machine.
+win_pid_alive() {
+  local pid="$1"
+  [ -n "$pid" ] || return 1
+  tasklist //FI "PID eq $pid" //NH 2>/dev/null | grep -q "$pid"
+}
+
+win_start() {
+  local pid_file="$(win_pid_file)"
+
+  if [ -f "$pid_file" ]; then
+    local old_pid=$(cat "$pid_file" 2>/dev/null | tr -d '[:space:]')
+    if [ -n "$old_pid" ] && win_pid_alive "$old_pid"; then
+      echo "Already running (PID: $old_pid)"
+      exit 0
+    fi
+    rm -f "$pid_file"
+  fi
+
+  mkdir -p "$DATA_DIR/logs"
+
+  local node_bin="$(command -v node || echo node)"
+  local main_js_win="$(win_path "${PROJECT_DIR}/dist/main.js")"
+  local out_win="$(win_path "${DATA_DIR}/logs/stdout.log")"
+  local err_win="$(win_path "${DATA_DIR}/logs/stderr.log")"
+
+  echo "Starting wechat-claude-code daemon (Windows detached mode)..."
+
+  local wd_win="$(win_path "$PROJECT_DIR")"
+  local pid_file_win="$(win_path "$pid_file")"
+
+  # IMPORTANT: do not capture PowerShell's stdout via $(...). The detached node
+  # child inherits the pipe handle, so bash never sees EOF and hangs forever.
+  # Instead PowerShell writes the child PID straight into the pidfile, and we
+  # fully detach the launcher's stdio from this shell.
+  local ps_cmd="\$p = Start-Process -FilePath 'node' -ArgumentList @('${main_js_win}','start') -WorkingDirectory '${wd_win}' -WindowStyle Hidden -RedirectStandardOutput '${out_win}' -RedirectStandardError '${err_win}' -PassThru; Set-Content -Path '${pid_file_win}' -Value \$p.Id -NoNewline"
+  powershell -NoProfile -Command "$ps_cmd" </dev/null >/dev/null 2>&1
+
+  # Give PowerShell a moment to spawn the child and write the pidfile.
+  local tries=0
+  while [ ! -s "$pid_file" ] && [ $tries -lt 20 ]; do
+    sleep 0.3
+    tries=$((tries + 1))
+  done
+
+  local pid="$(cat "$pid_file" 2>/dev/null | tr -d '[:space:]')"
+  if [ -z "$pid" ]; then
+    echo "Failed to start (no PID written). Check $err_win"
+    exit 1
+  fi
+
+  echo "Started (PID: $pid)"
+  echo "Logs: ${DATA_DIR}/logs/stdout.log"
+}
+
+win_stop() {
+  local pid_file="$(win_pid_file)"
+
+  if [ ! -f "$pid_file" ]; then
+    echo "Not running (no PID file)"
+    exit 0
+  fi
+
+  local pid=$(cat "$pid_file" 2>/dev/null)
+  rm -f "$pid_file"
+
+  if [ -z "$pid" ]; then
+    echo "Stopped"
+    exit 0
+  fi
+
+  # taskkill /T also kills any child processes (e.g. spawned claude CLI).
+  taskkill //PID "$pid" //T //F >/dev/null 2>&1 && echo "Stopped (PID: $pid)" || echo "Process not running (cleaned up PID file)"
+}
+
+win_restart() { win_stop; sleep 1; win_start; }
+
+win_status() {
+  local pid_file="$(win_pid_file)"
+
+  if [ ! -f "$pid_file" ]; then
+    echo "Not running"
+    exit 0
+  fi
+
+  local pid=$(cat "$pid_file" 2>/dev/null | tr -d '[:space:]')
+  if [ -z "$pid" ]; then
+    echo "Not running (invalid PID file)"
+    exit 0
+  fi
+
+  if win_pid_alive "$pid"; then
+    echo "Running (PID: $pid)"
+  else
+    echo "Not running (stale PID file)"
+  fi
+}
+
+win_logs() {
+  local log_dir="${DATA_DIR}/logs"
+  if [ -d "$log_dir" ]; then
+    for f in "${log_dir}"/stdout.log "${log_dir}"/stderr.log; do
+      if [ -f "$f" ]; then
+        echo "=== $(basename "$f") ==="
+        tail -50 "$f"
+        echo ""
+      fi
+    done
+  else
+    echo "No logs found"
+  fi
+}
+
 # =============================================================================
 # Main dispatcher
 # =============================================================================
@@ -383,6 +516,20 @@ main() {
   local command="${1:-}"
 
   case "$OS_TYPE" in
+    MINGW*|MSYS*|CYGWIN*)
+      case "$command" in
+        start)   win_start ;;
+        stop)    win_stop ;;
+        restart) win_restart ;;
+        status)  win_status ;;
+        logs)    win_logs ;;
+        *)
+          echo "Usage: daemon.sh {start|stop|restart|status|logs}"
+          echo "Platform: Windows (Git Bash direct mode)"
+          exit 1
+          ;;
+      esac
+      ;;
     Darwin)
       case "$command" in
         start)   macos_start ;;