fix(deploy): 用 exec 列表形式重写 redis command

参数逐项传递，不再经 sh 拼接，避免密码含 shell 特殊字符时被展开或截断；
空密码时按 redis 语义不设密码。

deploy/docker-compose.yml

@@ -287,17 +287,17 @@ services:
         hard: 100000
     volumes:
       - redis_data:/data
-    # The command is one quoted script for the inner `sh -c`. Compose keeps
-    # the newlines inside the quoted string, so every line needs a trailing
-    # `\` — without it, `redis-server` on the first line runs with no flags
-    # at all, and the --save/--appendonly/--appendfsync lines are never read.
-    command: >
-      sh -c '
-        redis-server \
-        --save 60 1 \
-        --appendonly yes \
-        --appendfsync everysec \
-        ${REDIS_PASSWORD:+--requirepass "$REDIS_PASSWORD"}'
+    command:
+      - redis-server
+      - --save
+      - "60"
+      - "1"
+      - --appendonly
+      - "yes"
+      - --appendfsync
+      - everysec
+      - --requirepass
+      - ${REDIS_PASSWORD:-}
     environment:
       - TZ=${TZ:-Asia/Shanghai}
       # REDISCLI_AUTH is used by redis-cli for authentication (safer than -a flag)