feat: 初始化高校人事请假考勤技能 (process-leave-attendance-default)

基于 skill-template 脚手架开发，包含：
- 5 张业务表（教职工、请假政策、考勤日历、请假记录、假期余额）
- 请假核算引擎（扣薪计算、审批层级判定、年假抵扣）
- CLI 入口（import-employees / calculate-leave / render-html）
- HTML 审批与扣薪报告生成
- 示例数据与完整测试套件（295 tests passed）

scripts/service/employee_import_service.py

@@ -0,0 +1,179 @@
+"""教职工导入：从 input/教职工库 读取 JSON，并可选播种示例政策与假日。"""
+
+from __future__ import annotations
+
+import json
+import os
+import shutil
+from typing import Any
+
+from db import leave_repository as repo
+from util.logging_config import get_skill_logger
+from util.runtime_paths import get_input_dir, get_skill_root, resolve_input_path
+
+IMPORT_SUBDIR = "教职工库"
+
+
+def _log():
+    try:
+        return get_skill_logger()
+    except RuntimeError:
+        return None
+
+
+def get_builtin_samples_dir() -> str:
+    return os.path.join(get_skill_root(), "assets", "samples")
+
+
+def get_employees_input_dir(*, create: bool = True) -> str:
+    path = os.path.join(get_input_dir(create=create), IMPORT_SUBDIR)
+    if create:
+        os.makedirs(path, exist_ok=True)
+    return path
+
+
+def ensure_builtin_samples(*, overwrite: bool = False) -> list[str]:
+    """将 assets/samples/示例教职工.json 复制到 input/教职工库（若不存在）。"""
+    src_dir = get_builtin_samples_dir()
+    dst_dir = get_employees_input_dir(create=True)
+    copied: list[str] = []
+    employee_src = os.path.join(src_dir, "示例教职工.json")
+    employee_dst = os.path.join(dst_dir, "示例教职工.json")
+    if os.path.isfile(employee_src) and (overwrite or not os.path.isfile(employee_dst)):
+        shutil.copy2(employee_src, employee_dst)
+        copied.append("示例教职工.json")
+
+    seed_sample_policies_if_empty()
+    seed_sample_holidays_if_empty()
+
+    log = _log()
+    if log and copied:
+        log.info("employee_samples_synced count=%s", len(copied))
+    return copied
+
+
+def seed_sample_policies_if_empty() -> int:
+    if repo.count_policies() > 0:
+        return 0
+    path = os.path.join(get_builtin_samples_dir(), "示例政策.json")
+    if not os.path.isfile(path):
+        return 0
+    with open(path, encoding="utf-8") as f:
+        data = json.load(f)
+    count = 0
+    for policy in data.get("policies") or []:
+        repo.upsert_policy(policy)
+        count += 1
+    log = _log()
+    if log:
+        log.info("sample_policies_seeded count=%s", count)
+    return count
+
+
+def seed_sample_holidays_if_empty() -> int:
+    if repo.count_holidays() > 0:
+        return 0
+    path = os.path.join(get_builtin_samples_dir(), "示例政策.json")
+    if not os.path.isfile(path):
+        return 0
+    with open(path, encoding="utf-8") as f:
+        data = json.load(f)
+    count = 0
+    for holiday in data.get("holidays") or []:
+        repo.upsert_holiday(holiday)
+        count += 1
+    log = _log()
+    if log:
+        log.info("sample_holidays_seeded count=%s", count)
+    return count
+
+
+def resolve_employees_file(raw: str) -> str:
+    text = (raw or "").strip().strip('"').strip("'")
+    if not text:
+        raise ValueError("请选择教职工文件（input/教职工库/ 下的 .json）。")
+    if "{{" in text or "}}" in text:
+        raise ValueError("未选择有效文件。请选择 input/教职工库/ 目录下的 JSON。")
+    if os.path.isabs(text) and os.path.isfile(text):
+        return os.path.abspath(text)
+    candidate = resolve_input_path(text, create_parent=False)
+    if os.path.isfile(candidate):
+        return candidate
+    packs = get_employees_input_dir(create=True)
+    by_name = os.path.abspath(os.path.join(packs, os.path.basename(text)))
+    if os.path.isfile(by_name):
+        return by_name
+    under = os.path.abspath(os.path.join(packs, text.replace("\\", "/").lstrip("/")))
+    if os.path.isfile(under):
+        return under
+    raise ValueError(
+        f"找不到教职工文件：{text}。请放到「输入目录/{IMPORT_SUBDIR}/」后重新选择。"
+    )
+
+
+def _normalize_employee(item: dict[str, Any]) -> dict[str, Any]:
+    return {
+        "name": str(item.get("name") or "").strip(),
+        "employee_no": str(item.get("employee_no") or "").strip() or None,
+        "department": str(item.get("department") or "").strip() or None,
+        "position": str(item.get("position") or "").strip() or None,
+        "position_category": str(item.get("position_category") or "").strip() or None,
+        "join_date": str(item.get("join_date") or "").strip() or None,
+        "monthly_salary": float(item.get("monthly_salary", 0) or 0),
+        "annual_leave_remaining": float(item.get("annual_leave_remaining", 0) or 0),
+        "is_active": item.get("is_active", 1),
+        "notes": str(item.get("notes") or "").strip() or None,
+    }
+
+
+def import_employees_json(file_path: str) -> dict[str, Any]:
+    path = resolve_employees_file(file_path)
+    with open(path, encoding="utf-8") as f:
+        data = json.load(f)
+    if isinstance(data, dict):
+        items = data.get("employees") or data.get("items") or []
+        if not items and data.get("name"):
+            items = [data]
+    elif isinstance(data, list):
+        items = data
+    else:
+        raise ValueError("教职工 JSON 格式无效：应为数组或含 employees 字段的对象。")
+
+    created = 0
+    updated = 0
+    skipped = 0
+    for raw in items:
+        if not isinstance(raw, dict):
+            skipped += 1
+            continue
+        payload = _normalize_employee(raw)
+        if not payload["name"]:
+            skipped += 1
+            continue
+        before = repo.find_employee_by_name(payload["name"])
+        repo.upsert_employee(payload)
+        if before:
+            updated += 1
+        else:
+            created += 1
+
+    ensure_builtin_samples(overwrite=False)
+    result = {
+        "ok": True,
+        "file": path,
+        "created": created,
+        "updated": updated,
+        "skipped": skipped,
+        "total": created + updated,
+        "message": f"已导入教职工：新增 {created}，更新 {updated}，跳过 {skipped}。",
+    }
+    log = _log()
+    if log:
+        log.info(
+            "employees_imported created=%s updated=%s skipped=%s file=%s",
+            created,
+            updated,
+            skipped,
+            path,
+        )
+    return result