import { Schema } from "effect"; export class McpConnectionError extends Schema.TaggedError<McpConnectionError>()(  "McpConnectionError",  {    transport: Schema.String,    message: Schema.String,  },) {} export class McpToolDiscoveryError extends Schema.TaggedError<McpToolDiscoveryError>()(  "McpToolDiscoveryError",  {    stage: Schema.Literal("connect", "list_tools"),    message: Schema.String,  },) {} export class McpInvocationError extends Schema.TaggedError<McpInvocationError>()(  "McpInvocationError",  {    toolName: Schema.String,    message: Schema.String,  },) {} export class McpOAuthError extends Schema.TaggedError<McpOAuthError>()("McpOAuthError", {  message: Schema.String,}) {}