feat: add manager, entry and command

project_manager/nodejs/entry.py

@@ -0,0 +1,22 @@
+from pathlib import Path
+from typing import Optional
+
+from project_manager.nodejs.command import NpmCommand
+
+from ..entry import Entry
+
+
+class NodejsEntry(Entry):
+    TYPE: str = "nodejs"
+
+    def __init__(self, basepath: Path):
+        super().__init__(self.TYPE, basepath)
+
+    def setup(self):
+        self._logger.info(f"setup:{self}")
+        NpmCommand.install_clean().run(self._basepath)
+
+    @classmethod
+    def detect(cls, basepath: Path) -> Optional["NodejsEntry"]:
+        if (basepath / "package.json").exists():
+            return cls(basepath)