Initial commit: secondary school grade archive system.

Add FastAPI/React app with Docker deployment, Ubuntu one-click install, and docs for junior/senior high score tracking and mistake bank.

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

deploy/uninstall.sh

@@ -0,0 +1,28 @@
+#!/usr/bin/env bash
+#
+# 停止并移除容器（默认保留数据卷与 uploads）
+# 版权所有 (c) 马建军
+#
+set -euo pipefail
+
+INSTALL_DIR="${INSTALL_DIR:-/opt/secondary-school-grade-archive}"
+REMOVE_VOLUMES="${REMOVE_VOLUMES:-0}"
+
+cd "${INSTALL_DIR}" || exit 1
+
+echo "将停止 Docker 服务…"
+if [[ "${REMOVE_VOLUMES}" == "1" ]]; then
+  echo "警告: 将删除数据库卷（所有成绩数据会丢失）"
+  read -r -p "确认删除数据卷? 输入 yes: " ans
+  if [[ "${ans}" == "yes" ]]; then
+    docker compose --env-file .env down -v
+  else
+    echo "已取消"
+    exit 1
+  fi
+else
+  docker compose --env-file .env down
+  echo "数据卷与 ${INSTALL_DIR}/uploads 已保留"
+fi
+
+echo "卸载完成。源码目录 ${INSTALL_DIR} 未自动删除，如需删除请手动 rm -rf"