feat：启动文件加入了redis的启动

start.sh

@@ -1,2 +1,41 @@
-# 启动服务器
-go run cmd/main.go
+#!/usr/bin/env sh
+set -eu
+
+ROOT_DIR="$(CDPATH= cd -- "$(dirname -- "$0")" && pwd)"
+cd "$ROOT_DIR"
+
+RUN_DIR="$ROOT_DIR/.run"
+mkdir -p "$RUN_DIR"
+
+# Start Redis (optional).
+# - If you already run Redis elsewhere, this will detect it (when redis-cli exists) and skip.
+REDIS_HOST="${REDIS_HOST:-127.0.0.1}"
+REDIS_PORT="${REDIS_PORT:-6379}"
+REDIS_CONF="${REDIS_CONF:-}"
+
+start_redis() {
+  if ! command -v redis-server >/dev/null 2>&1; then
+    echo "[start.sh] redis-server not found; skip starting Redis"
+    return 0
+  fi
+
+  if command -v redis-cli >/dev/null 2>&1; then
+    if redis-cli -h "$REDIS_HOST" -p "$REDIS_PORT" ping >/dev/null 2>&1; then
+      echo "[start.sh] Redis already running at $REDIS_HOST:$REDIS_PORT"
+      return 0
+    fi
+  fi
+
+  echo "[start.sh] Starting Redis at $REDIS_HOST:$REDIS_PORT"
+  if [ -n "$REDIS_CONF" ]; then
+    nohup redis-server "$REDIS_CONF" >"$RUN_DIR/redis.log" 2>&1 &
+  else
+    nohup redis-server --bind "$REDIS_HOST" --port "$REDIS_PORT" >"$RUN_DIR/redis.log" 2>&1 &
+  fi
+  echo $! >"$RUN_DIR/redis.pid"
+}
+
+start_redis
+
+echo "[start.sh] Starting app"
+go run ./cmd