修复部署：恢复共享试用数据库配置并补充重启日志

deploy/restart-all.sh

@@ -78,7 +78,9 @@ nohup $JAVA_BIN -Xms512m -Xmx1024m -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=5
     -Dfile.encoding=UTF-8 \
     -jar "$JAR_PATH" \
     --server.port=$SERVER_PORT \
-    --spring.datasource.druid.master.url="$DB_URL" > "$LOG_PATH" 2>&1 &
+    --spring.datasource.druid.master.url="$DB_URL" \
+    --spring.datasource.druid.master.username="${DB_USERNAME:-kingbase}" \
+    --spring.datasource.druid.master.password="${DB_PASSWORD:-sict123456}" > "$LOG_PATH" 2>&1 &
 
 NEW_PID=$!
 echo $NEW_PID > "$PID_FILE"
@@ -99,6 +101,7 @@ for i in {1..35}; do
 
     if ! kill -0 "$NEW_PID" 2>/dev/null; then
         echo "错误：后端进程在启动阶段提前退出，请检查 $LOG_PATH"
+        cat "$LOG_PATH" | tail -n 50 || true
         rm -f "$PID_FILE"
         exit 1
     fi