feat: 초기 프로젝트 설정 및 룰.md 파일 추가

api.hyungi.net/models/pipeSpecModel.js

@@ -0,0 +1,31 @@
+const { getDb } = require('../dbPool');
+
+// 전체 조회
+const getAll = async () => {
+  const db = await getDb();
+  const [rows] = await db.query(`SELECT * FROM PipeSpecs ORDER BY material, diameter_in`);
+  return rows;
+};
+
+// 등록
+const create = async ({ material, diameter_in, schedule }) => {
+  const db = await getDb();
+  const [result] = await db.query(
+    `INSERT INTO PipeSpecs (material, diameter_in, schedule)
+     VALUES (?, ?, ?)`,
+    [material, diameter_in, schedule]
+  );
+  return result.insertId;
+};
+
+// 삭제
+const remove = async (spec_id) => {
+  const db = await getDb();
+  const [result] = await db.query(
+    `DELETE FROM PipeSpecs WHERE spec_id = ?`,
+    [spec_id]
+  );
+  return result.affectedRows;
+};
+
+module.exports = { getAll, create, remove };