feat: add build_smelting_line blueprint action to ActionExecutor

action_executor.py

@@ -28,6 +28,7 @@ class ActionExecutor:
             "place_entity": self.place_entity, "place_belt_line": self.place_belt_line,
             "insert_to_entity": self.insert_to_entity, "set_recipe": self.set_recipe,
             "start_research": self.start_research, "wait": self.wait,
+            "build_smelting_line": self.build_smelting_line,
         }
         handler = handlers.get(act)
         if not handler:
@@ -454,6 +455,54 @@ p.mining_state = {{mining = true, position = {{x = {mine_x}, y = {mine_y}}}}}
             return True, f"{ore} {total_mined}개 채굴 (목표 {count}개 중 일부)"
         return False, f"{ore} 채굴 실패 - {len(failed_positions)}개 타일 접근 불가"
 
+    # ── 건설 자동화 (Blueprint) ───────────────────────────────────────
+    def build_smelting_line(
+        self,
+        ore: str = "iron-ore",
+        x: int = 0,
+        y: int = 0,
+        furnace_count: int = 4,
+    ) -> tuple[bool, str]:
+        """
+        석탄 제련 라인 자동 배치.
+        stone-furnace를 y축 방향으로 furnace_count개 일렬 배치하고
+        각각에 석탄 + 광석을 자동 투입한다.
+        """
+        spacing = 3  # furnace 간격 (타일)
+        placed = 0
+        failed = 0
+
+        for i in range(furnace_count):
+            fy = y + i * spacing
+            ok, msg = self.move(x, fy)
+            if not ok:
+                print(f"    [blueprint] ({x},{fy}) 이동 실패: {msg}")
+                failed += 1
+                continue
+
+            ok, msg = self.place_entity(name="stone-furnace", x=x, y=fy)
+            if not ok:
+                print(f"    [blueprint] ({x},{fy}) 배치 실패: {msg}")
+                failed += 1
+                continue
+
+            # 실제 배치된 좌표 파싱 (REUSED 포함)
+            parsed = self._extract_coords_from_message(msg)
+            rx, ry = (parsed if parsed is not None else (x, fy))
+
+            boot_ok, boot_msg = self._auto_bootstrap_furnace(
+                furnace_name="stone-furnace",
+                x=int(rx),
+                y=int(ry),
+                reason=f"build_smelting_line: {ore}",
+            )
+            placed += 1
+            print(f"    [blueprint] ({rx},{ry}) OK — bootstrap: {boot_msg}")
+
+        if placed == 0:
+            return False, f"build_smelting_line 실패: {failed}개 모두 배치 불가"
+        return True, f"build_smelting_line: {placed}개 배치 완료 ({failed}개 실패)"
+
     # ── 제작/배치/삽입/레시피/연구/대기 ──────────────────────────────
     def craft_item(self, item: str, count: int = 1) -> tuple[bool, str]:
         result = self.rcon.lua(P + f"""