wip: replace packages with pure files

packages/file-graph/file.ts

@@ -0,0 +1,32 @@
+import { basename } from './utils.js'
+
+export interface FileObject {
+  path: string
+  type: 'file' | 'directory'
+  discovered: boolean
+}
+
+export default class File implements FileObject {
+  path: string
+  name: string
+  type: 'file' | 'directory'
+  discovered: boolean
+
+  constructor(obj: FileObject) {
+    this.path = obj.path.trimEnd()
+    this.name = basename(obj.path)
+    this.type = obj.type
+    this.discovered = obj.discovered
+  }
+
+  isDirectory() {
+    return this.type === 'directory'
+  }
+
+  contains(file: FileObject) {
+    if (!this.isDirectory()) return false
+    if (this.path === file.path) return true
+    const parentPath = this.path.endsWith('/') ? this.path : `${this.path}/`
+    return file.path.startsWith(parentPath)
+  }
+}