/** * WorkspacePaths - Effect service contract for workspace path handling. * * Owns normalization and validation of workspace roots plus safe resolution of * workspace-root-relative paths. * * @module WorkspacePaths */import { Schema, Context } from "effect";import type { Effect } from "effect"; export class WorkspaceRootNotExistsError extends Schema.TaggedErrorClass<WorkspaceRootNotExistsError>()(  "WorkspaceRootNotExistsError",  {    workspaceRoot: Schema.String,    normalizedWorkspaceRoot: Schema.String,  },) {  override get message(): string {    return `Workspace root does not exist: ${this.normalizedWorkspaceRoot}`;  }} export class WorkspaceRootNotDirectoryError extends Schema.TaggedErrorClass<WorkspaceRootNotDirectoryError>()(  "WorkspaceRootNotDirectoryError",  {    workspaceRoot: Schema.String,    normalizedWorkspaceRoot: Schema.String,  },) {  override get message(): string {    return `Workspace root is not a directory: ${this.normalizedWorkspaceRoot}`;  }} export class WorkspacePathOutsideRootError extends Schema.TaggedErrorClass<WorkspacePathOutsideRootError>()(  "WorkspacePathOutsideRootError",  {    workspaceRoot: Schema.String,    relativePath: Schema.String,  },) {  override get message(): string {    return `Workspace file path must be relative to the project root: ${this.relativePath}`;  }} export const WorkspacePathsError = Schema.Union([  WorkspaceRootNotExistsError,  WorkspaceRootNotDirectoryError,  WorkspacePathOutsideRootError,]);export type WorkspacePathsError = typeof WorkspacePathsError.Type; /** * WorkspacePathsShape - Service API for workspace path normalization and guards. */export interface WorkspacePathsShape {  /**   * Normalize a user-provided workspace root and verify it exists as a directory.   */  readonly normalizeWorkspaceRoot: (    workspaceRoot: string,  ) => Effect.Effect<string, WorkspaceRootNotExistsError | WorkspaceRootNotDirectoryError>;   /**   * Resolve a relative path within a validated workspace root.   *   * Rejects absolute paths and traversal attempts outside the workspace root.   */  readonly resolveRelativePathWithinRoot: (input: {    workspaceRoot: string;    relativePath: string;  }) => Effect.Effect<    { absolutePath: string; relativePath: string },    WorkspacePathOutsideRootError  >;} /** * WorkspacePaths - Service tag for workspace path normalization and resolution. */export class WorkspacePaths extends Context.Service<WorkspacePaths, WorkspacePathsShape>()(  "t3/workspace/Services/WorkspacePaths",) {}