refactor(schema): extract public event definitions (#33579)

packages/schema/src/project-directories.ts

@@ -0,0 +1,11 @@
+export * as ProjectDirectories from "./project-directories"
+
+import { define, inventory } from "./event"
+import { Project } from "./project"
+
+const Updated = define({
+  type: "project.directories.updated",
+  schema: { projectID: Project.ID },
+})
+export const Event = { Updated, Definitions: inventory(Updated) }
+export const ProjectDirectoriesEvent = Event