Commit graph

6 commits

Author SHA1 Message Date
Ruben Talstra
aae413cc71
🌎 i18n: React-i18next & i18next Integration (#5720)
* better i18n support an internationalization-framework.

* removed unused package

* auto sort for translation.json

* fixed tests with the new locales function

* added new CI actions from locize

* to use locize a mention in the README.md

* to use locize a mention in the README.md

* updated README.md and added TRANSLATION.md to the repo

* updated TRANSLATION.md badges

* updated README.md to go to the TRANSLATION.md when clicking on the Translation Progress badge

* updated TRANSLATION.md and added a new issue template.

* updated TRANSLATION.md and added a new issue template.

* updated issue template to add the iso code link.

* updated the new GitHub actions for `locize`

* updated label for new issue template --> i18n

* fixed type issue

* Fix eslint

* Fix eslint with key-spacing spacing

* fix: error type

* fix: handle undefined values in SortFilterHeader component

* fix: typing in Image component

* fix: handle optional promptGroup in PromptCard component

* fix: update localize function to accept string type and remove unnecessary JSX element

* fix: update localize function to enforce TranslationKeys type for better type safety

* fix: improve type safety and handle null values in Assistants component

* fix: enhance null checks for fileId in FilesListView component

* fix: localize 'Go back' button text in FilesListView component

* fix: update aria-label for menu buttons and add translation for 'Close Menu'

* docs: add Reasoning UI section for Chain-of-Thought AI models in README

* fix: enhance type safety by adding type for message in MultiMessage component

* fix: improve null checks and optional chaining in useAutoSave hook

* fix: improve handling of optional properties in cleanupPreset function

* fix: ensure isFetchingNextPage defaults to false and improve null checks for messages in Search component

* fix: enhance type safety and null checks in useBuildMessageTree hook

---------

Co-authored-by: Danny Avila <danny@librechat.ai>
2025-02-09 12:05:31 -05:00
Danny Avila
e391347b9e
🔧 feat: Initial MCP Support (Tools) (#5015)
* 📝 chore: Add comment to clarify purpose of check_updates.sh script

* feat: mcp package

* feat: add librechat-mcp package and update dependencies

* feat: refactor MCPConnectionSingleton to handle transport initialization and connection management

* feat: change private methods to public in MCPConnectionSingleton for improved accessibility

* feat: filesystem demo

* chore: everything demo and move everything under mcp workspace

* chore: move ts-node to mcp workspace

* feat: mcp examples

* feat: working sse MCP example

* refactor: rename MCPConnectionSingleton to MCPConnection for clarity

* refactor: replace MCPConnectionSingleton with MCPConnection for consistency

* refactor: manager/connections

* refactor: update MCPConnection to use type definitions from mcp types

* refactor: update MCPManager to use winston logger and enhance server initialization

* refactor: share logger between connections and manager

* refactor: add schema definitions and update MCPManager to accept logger parameter

* feat: map available MCP tools

* feat: load manifest tools

* feat: add MCP tools delimiter constant and update plugin key generation

* feat: call MCP tools

* feat: update librechat-data-provider version to 0.7.63 and enhance StdioOptionsSchema with additional properties

* refactor: simplify typing

* chore: update types/packages

* feat: MCP Tool Content parsing

* chore: update dependencies and improve package configurations

* feat: add 'mcp' directory to package and update configurations

* refactor: return CONTENT_AND_ARTIFACT format for MCP callTool

* chore: bump @librechat/agents

* WIP: MCP artifacts

* chore: bump @librechat/agents to v1.8.7

* fix: ensure filename has extension when saving base64 image

* fix: move base64 buffer conversion before filename extension check

* chore: update backend review workflow to install MCP package

* fix: use correct `mime` method

* fix: enhance file metadata with message and tool call IDs in image saving process

* fix: refactor ToolCall component to handle MCP tool calls and improve domain extraction

* fix: update ToolItem component for default isInstalled value and improve localization in ToolSelectDialog

* fix: update ToolItem component to use consistent text color for tool description

* style: add theming to ToolSelectDialog

* fix: improve domain extraction logic in ToolCall component

* refactor: conversation item theming, fix rename UI bug, optimize props, add missing types

* feat: enhance MCP options schema with base options (iconPath to start) and make transport type optional, infer based on other option fields

* fix: improve reconnection logic with parallel init and exponential backoff and enhance transport debug logging

* refactor: improve logging format

* refactor: improve logging of available tools by displaying tool names

* refactor: improve reconnection/connection logic

* feat: add MCP package build process to Dockerfile

* feat: add fallback icon for tools without an image in ToolItem component

* feat: Assistants Support for MCP Tools

* fix(build): configure rollup to use output.dir for dynamic imports

* chore: update @librechat/agents to version 1.8.8 and add @langchain/anthropic dependency

* fix: update CONFIG_VERSION to 1.2.0
2024-12-17 13:12:57 -05:00
Marco Beretta
79f9cd5a4d
💬 feat: assistant conversation starter (#3699)
* feat: initial UI convoStart

* fix: ConvoStarter UI

* fix: convoStarters bug

* feat: Add input field focus on conversation starters

* style: conversation starter UI update

* feat: apply fixes for starters

* style: update conversationStarters UI and fixed typo

* general UI update

* feat: Add onClick functionality to ConvoStarter component

* fix: quick fix test

* fix(AssistantSelect): remove object check

* fix: updateAssistant `conversation_starters` var

* chore: remove starter autofocus

* fix: no empty conversation starters, always show input, use Constants value for max count

* style: Update defaultTextPropsLabel styles, for a11y placeholder

* refactor: Update ConvoStarter component styles and class names for a11y and theme

* refactor: convostarter, move plus button to within persistent element

* fix: types

* chore: Update landing page assistant description styling with theming

* chore: assistant types

* refactor: documents routes

* refactor: optimize conversation starter mutations/queries

* refactor: Update listAllAssistants return type to Promise<Array<Assistant>>

* feat: edit existing starters

* feat(convo-starters): enhance ConvoStarter component and add animations

    - Update ConvoStarter component styling for better visual appeal
    - Implement fade-in animation for smoother appearance
    - Add hover effect with background color change
    - Improve text overflow handling with line-clamp and text-balance
    - Ensure responsive design for various screen sizes

* feat(assistant): add conversation starters to assistant builder

- Add localization strings for conversation starters
- Update mobile.css with shake animation for max starters reached
- Enhance user experience with tooltips and dynamic input handling

* refactor: select specific fields for assistant documents fetch

* refactor: remove endpoint query key, fetch all assistant docs for now, add conversation_starters to v1 methods

* refactor: add document filters based on endpoint config

* fix: starters not applied during creation

* refactor: update AssistantSelect component to handle undefined lastSelectedModels

---------

Co-authored-by: Danny Avila <danny@librechat.ai>
2024-08-31 13:42:20 -04:00
Marco Beretta
30f6d90cfe
🖌️ style: Improve Dark Theme Accessibility (#2125)
* style: all landing page components

* chore: converted all slate to gray, since slate doesnt work

* style: assistant panel

* style: basic UI components, userprovided, preset

* style: update in multiple components

* fix(PluginStoreDialog): justify-center

* fixed some minor Ui styles

* style(MultiSearch): update dark bg

* style: update Convo styling

* style: lower textarea max height slightly

---------

Co-authored-by: Danny Avila <messagedaniel@protonmail.com>
2024-03-21 09:02:00 -04:00
Marco Beretta
911babd3e0
🖌️ style: Update Light/Dark UI Themes (#1754)
* BIG UI UPDATE

* fix: search bar, dialog template, new chat icon, convo icon and delete/rename button

* moved some color config and a lot of files

* small text fixes and tailwind config refactor

* Update localization and UI styles

* Update styles and add user-select:none to Tooltip component

* Update mobile.css styles for navigation mask and background color

* Update component imports and styles

* Update DeleteButton imports and references

* Update UI components

* Update tooltip delay duration

* Fix styling and update text in various components

* fixed assistant style

* minor style fixes

* revert: removed CreationHeader & CreationPanel

* style: match new styling for SidePanel

* style: match bg-gray-800 to ChatGPT (#212121)

* style: remove slate for gray where applicable to match new light theme

---------

Co-authored-by: Danny Avila <messagedaniel@protonmail.com>
2024-03-06 12:05:43 -05:00
Danny Avila
ecd63eb9f1
feat: Assistants API, General File Support, Side Panel, File Explorer (#1696)
* feat: assistant name/icon in Landing & Header

* feat: assistname in textarea placeholder, and use `Assistant` as default name

* feat: display non-image files in user messages

* fix: only render files if files.length is > 0

* refactor(config -> file-config): move file related configuration values to separate module, add excel types

* chore: spreadsheet file rendering

* fix(Landing): dark mode style for Assistant Name

* refactor: move progress incrementing to own hook, start smaller, cap near limit \(1\)

* refactor(useContentHandler): add empty Text part if last part was completed tool or image

* chore: add accordion trigger border styling for dark mode

* feat: Assistant Builder model selection

* chore: use Spinner when Assistant is mutating

* fix(get/assistants): return correct response object `AssistantListResponse`

* refactor(Spinner): pass size as prop

* refactor: make assistant crud mutations optimistic, add types for options

* chore: remove assistants route and view

* chore: move assistant builder components to separate directory

* feat(ContextButton): delete Assistant via context button/dialog, add localization

* refactor: conditionally show use and context menu buttons, add localization for create assistant

* feat: save side panel states to localStorage

* style(SidePanel): improve avatar menu and assistant select styling for dark mode

* refactor: make NavToggle reusable for either side (left or right), add SidePanel Toggle with ability to close it completely

* fix: resize handle and navToggle behavior

* fix(/avatar/:assistant_id): await `deleteFile` and assign unique name to uploaded image

* WIP: file UI components from PR #576

* refactor(OpenAIMinimalIcon): pass className

* feat: formatDate helper fn

* feat: DataTableColumnHeader

* feat: add row selection, formatted row values, number of rows selected

* WIP: add files to Side panel temporarily

* feat: `LB_QueueAsyncCall`: Leaky Bucket queue for external APIs, use in `processDeleteRequest`

* fix(TFile): correct `source` type with `FileSources`

* fix(useFileHandling): use `continue` instead of return when iterating multiple files, add file type to extendedFile

* chore: add generic setter type

* refactor(processDeleteRequest): settle promises to prevent rejections from processing deletions, log errors

* feat: `useFileDeletion` to reuse file deletion logic

* refactor(useFileDeletion): make `setFiles` an optional param and use object as param

* feat: useDeleteFilesFromTable

* feat: use real `files` data and add deletion action to data table

* fix(Table): make headers sticky

* feat: add dynamic filtering for columns; only show to user Host or OpenAI storage type

* style(DropdownMenu): replace `slate` with `gray`

* style(DataTable): apply dark mode themes and other misc styling

* style(Columns): add color to OpenAI Storage option

* refactor(FileContainer): make file preview reusable

* refactor(Images): make image preview reusable

* refactor(FilePreview): make file prop optional for FileIcon and FilePreview, fix relative style

* feat(Columns): add file/image previews, set a minimum size to show for file size in bytes

* WIP: File Panel with real files and formatted

* feat: open files dialog from panel

* style: file data table mobile and general column styling fixes

* refactor(api/files): return files sorted by the most recently updated

* refactor: provide fileMap through context to prevent re-selecting files to map in different areas; remove unused imports commented out in PanelColumns

* refactor(ExtendFile): make File type optional, add `attached` to prevent attached files from being deleted on remove, make Message.files a partial TFile type

* feat: attach files through file panel

* refactor(useFileHandling): move files to the start of cache list when uploaded

* refactor(useDeleteFilesMutation): delete files from cache when successfully deleted from server

* fix(FileRow): handle possible edge case of duplication due to attaching recently uploaded file

* style(SidePanel): make resize grip border transparent, remove unnecessary styling on close sidepanel button

* feat: action utilities and tests

* refactor(actions): add `ValidationResult` type and change wording for no server URL found

* refactor(actions): check for empty server URL

* fix(data-provider): revert tsconfig to fix type issue resolution

* feat(client): first pass of actions input for assistants

* refactor(FunctionSignature): change method to output object instead of string

* refactor(models/Assistant): add actions field to schema, use searchParams object for methods, and add `getAssistant`

* feat: post actions input first pass
- create new Action document
- add actions to Assistant DB document
- create /action/:assistant_id POST route
- pass more props down from PanelSwitcher, derive assistant_id from switcher
- move privacy policy to ActionInput
- reset data on input change/validation
- add `useUpdateAction`
- conform FunctionSignature type to FunctionTool
- add action, assistant doc, update hook related types

* refactor: optimize assistant/actions relationship
- past domain in metadata as hostname and not a URL
- include domain in tool name
- add `getActions` for actions retrieval by user
- add `getAssistants` for assistant docs retrieval by user
- add `assistant_id` to Action schema
- move actions to own module as a subroute to `api/assistants`
- add `useGetActionsQuery` and `useGetAssistantDocsQuery` hooks
- fix Action type def

* feat: show assistant actions in assistant builder

* feat: switch to actions on action click, editing action styling

* fix: add Assistant state for builder panel to allow immediate selection of newly created assistants as well as retaining the current assistant when switching to a different panel within the builder

* refactor(SidePanel/NavToggle): offset less from right when SidePanel is completely collapsed

* chore: rename `processActions` -> `processRequiredActions`

* chore: rename Assistant API Action to RequiredAction

* refactor(actions): avoid nesting actual API params under generic `requestBody` to optimize LLM token usage

* fix(handleTools): avoid calling `validTool` if not defined, add optional param to skip the loading of specs, which throws an error in the context of assistants

* WIP: working first pass of toolCalls generated from openapi specs

* WIP: first pass ToolCall styling

* feat: programmatic iv encryption/decryption helpers

* fix: correct ActionAuth types/enums, and define type for AuthForm

* feat: encryption/decryption helpers for Action AuthMetadata

* refactor(getActions): remove sensitive fields from query response

* refactor(POST/actions): encrypt and remove sensitive fields from mutation response

* fix(ActionService): change ESM import to CJS

* feat: frontend auth handling for actions + optimistic update on action update/creation

* refactor(actions): use the correct variables and types for setAuth method

* refactor: POST /:assistant_id action can now handle updating an existing action, add `saved_auth_fields` to determine when user explicitly saves new auth creds. only send auth metadata if user explicitly saved fields

* refactor(createActionTool): catch errors and send back meaningful error message, add flag to `getActions` to determine whether to retrieve sensitive values or not

* refactor(ToolService): add `action` property to ToolCall PartMetadata to determine if the tool call was an action, fix parsing function name issue with actionDelimiter

* fix(ActionRequest): use URL class to correctly join endpoint parts for `execute` call

* feat: delete assistant actions

* refactor: conditionally show Available actions

* refactor: show `retrieval` and `code_interpreter` as Capabilities, swap `Switch` for `Checkbox`

* chore: remove shadow-stroke from messages

* WIP: first pass of Assistants Knowledge attachments

* refactor: remove AssistantsProvider in favor of FormProvider, fix selectedAssistant re-render bug, map Assistant file_ids to files via fileMap, initialize Knowledge component with mapped files if any exist

* fix: prevent deleting files on assistant file upload

* chore: remove console.log

* refactor(useUploadFileMutation): update files and assistants cache on upload

* chore: disable oauth option as not supported yet

* feat: cancel assistant runs

* refactor: initialize OpenAI client with helper function, resolve all related circular dependencies

* fix(DALL-E): initialization

* fix(process): openai client initialization

* fix: select an existing Assistant when the active one is deleted

* chore: allow attaching files for assistant endpoint, send back relevant OpenAI error message when uploading, deconstruct openAI initialization correctly, add `message_file` to formData when a file is attached to the message but not the assistant

* fix: add assistant_id on newConvo

* fix(initializeClient): import fix

* chore: swap setAssistant for setOption in useEffect

* fix(DALL-E): add processFileURL to loadTools call

* chore: add customConfig to debug logs

* feat: delete threads on convo delete

* chore: replace Assistants icon

* chore: remove console.dir() in `abortRun`

* feat(AssistantService): accumulate text values from run in openai.responseText

* feat: titling for assistants endpoint

* chore: move panel file components to appropriate directory, add file checks for attaching files, change icon for Attach Files

* refactor: add localizations to tools, plugins, add condition for adding/remove user plugins so tool selections don't affect this value

* chore: disable `import from url` action for now

* chore: remove textMimeTypes from default fileConfig for now

* fix: catch tool errors and send as outputs with error messages

* fix: React warning about button as descendant of button

* style: retrieval and cancelled icon

* WIP: pass isSubmitting to Parts, use InProgressCall to display cancelled tool calls correctly, show domain/function name

* fix(meilisearch): fix `postSaveHook` issue where indexing expects a mongo document, and join all text content parts for meili indexing

* ci: fix dall-e tests

* ci: fix client tests

* fix: button types in actions panel

* fix: plugin auth form persisting across tool selections

* fix(ci): update AppService spec with `loadAndFormatTools`

* fix(clearConvos): add id check earlier on

* refactor(AssistantAvatar): set previewURL dynamically when emtadata.avatar changes

* feat(assistants): addTitle cache setting

* fix(useSSE): resolve rebase conflicts

* fix: delete mutation

* style(SidePanel): make grip visible on active and hover, invisible otherwise

* ci: add data-provider tests to workflow, also update eslint/tsconfig to recognize specs, and add `text/csv` to fileConfig

* fix: handle edge case where auth object is undefined, and log errors

* refactor(actions): resolve  schemas, add tests for resolving refs, import specs from separate file for tests

* chore: remove comment

* fix(ActionsInput): re-render bug when initializing states with action fields

* fix(patch/assistant): filter undefined tools

* chore: add logging for errors in assistants routes

* fix(updateAssistant): map actions to functions to avoid overwriting

* fix(actions): properly handle GET paths

* fix(convos): unhandled delete thread exception

* refactor(AssistantService): pass both thread_id and conversationId when sending intermediate assistant messages, remove `mapMessagesToSteps` from AssistantService

* refactor(useSSE): replace all messages with runMessages and pass latestMessageId to abortRun; fix(checkMessageGaps): include tool calls when  syncing messages

* refactor(assistants/chat): invoke `createOnTextProgress` after thread creation

* chore: add typing

* style: sidepanel styling

* style: action tool call domain styling

* feat(assistants): default models, limit retrieval to certain models, add env variables to to env.example

* feat: assistants api key in EndpointService

* refactor: set assistant model to conversation on assistant switch

* refactor: set assistant model to conversation on assistant select from panel

* fix(retrieveAndProcessFile): catch attempt to download file with `assistant` purpose which is not allowed; add logging

* feat: retrieval styling, handling, and logging

* chore: rename ASSISTANTS_REVERSE_PROXY to ASSISTANTS_BASE_URL

* feat: FileContext for file metadata

* feat: context file mgmt and filtering

* style(Select): hover/rounded changes

* refactor: explicit conversation switch, endpoint dependent, through `useSelectAssistant`, which does not create new chat if current endpoint is assistant endpoint

* fix(AssistantAvatar): make empty previewURL if no avatar present

* refactor: side panel mobile styling

* style: merge tool and action section, optimize mobile styling for action/tool buttons

* fix: localStorage issues

* fix(useSelectAssistant): invoke react query hook directly in select hook as Map was not being updated in time

* style: light mode fixes

* fix: prevent sidepanel nav styling from shifting layout up

* refactor: change default layout (collapsed by default)

* style: mobile optimization of DataTable

* style: datatable

* feat: client-side hide right-side panel

* chore(useNewConvo): add partial typing for preset

* fix(useSelectAssistant): pass correct model name by using template as preset

* WIP: assistant presets

* refactor(ToolService): add native solution for `TavilySearchResults` and log tool output errors

* refactor: organize imports and use native TavilySearchResults

* fix(TavilySearchResults): stringify result

* fix(ToolCall): show tool call outputs when not an action

* chore: rename Prompt Prefix to custom instructions (in user facing text only)

* refactor(EditPresetDialog): Optimize setting title by debouncing, reset preset on dialog close to avoid state mixture

* feat: add `presetOverride` to overwrite active conversation settings when saving a Preset (relevant for client side updates only)

* feat: Assistant preset settings (client-side)

* fix(Switcher): only set assistant_id and model if current endpoint is Assistants

* feat: use `useDebouncedInput` for updating conversation settings, starting with EditPresetDialog title setting and Assistant instructions setting

* feat(Assistants): add instructions field to settings

* feat(chat/assistants): pass conversation settings to run body

* wip: begin localization and only allow actions if the assistant is created

* refactor(AssistantsPanel): knowledge localization, allow tools on creation

* feat: experimental: allow 'priming' values before assistant is created, that would normally require an assistant_id to be defined

* chore: trim console logs and make more meaningful

* chore: toast messages

* fix(ci): date test

* feat: create file when uploading Assistant Avatar

* feat: file upload rate limiting from custom config with dynamic file route initialization

* refactor: use file upload limiters on post routes only

* refactor(fileConfig): add endpoints field for endpoint specific fileconfigs, add mergeConfig function, add tests

* refactor: fileConfig route, dynamic multer instances used on all '/' and '/images' POST routes, data service and query hook

* feat: supportedMimeTypesSchema, test for array of regex

* feat: configurable file config limits

* chore: clarify assistants file knowledge prereq.

* chore(useTextarea): default to localized 'Assistant' if assistant name is empty

* feat: configurable file limits and toggle file upload per endpoint

* fix(useUploadFileMutation): prevent updating assistant.files cache if file upload is a message_file attachment

* fix(AssistantSelect): set last selected assistant only when timeout successfully runs

* refactor(queries): disable assistant queries if assistants endpoint is not enabled

* chore(Switcher): add localization

* chore: pluralize `assistant` for `EModelEndpoint key and value

* feat: show/hide assistant UI components based on endpoint availability; librechat.yaml config for disabling builder section and setting polling/timeout intervals

* fix(compactEndpointSchemas): use EModelEndpoint for schema access

* feat(runAssistant): use configured values from `librechat.yaml` for `pollIntervalMs` and `timeout`

* fix: naming issue

* wip: revert landing

* 🎉 happy birthday LibreChat (#1768)

* happy birthday LibreChat

* Refactor endpoint condition in Landing component

* Update birthday message in Eng.tsx

* fix(/config): avoid nesting ternaries

* refactor(/config): check birthday

---------

Co-authored-by: Danny Avila <messagedaniel@protonmail.com>

* fix: landing

* fix: landing

* fix(useMessageHelpers): hardcoded check to use EModelEndpoint instead

* fix(ci): convo test revert to main

* fix(assistants/chat): fix issue where assistant_id was being saved as model for convo

* chore: added logging, promises racing to prevent longer timeouts, explicit setting of maxRetries and timeouts, robust catching of invalid abortRun params

* refactor: use recoil state for `showStopButton` and only show for assistants endpoint after syncing conversation data

* refactor: optimize abortRun strategy using localStorage, refactor `abortConversation` to use async/await and await the result, refactor how the abortKey cache is set for runs

* fix(checkMessageGaps): assign `assistant_id` to synced messages if defined; prevents UI from showing blank assistant for cancelled messages

* refactor: re-order sequence of chat route, only allow aborting messages after run is created, cancel abortRun if there was a cancelling error (likely due already cancelled in chat route), and add extra logging

* chore(typedefs): add httpAgent type to OpenAIClient

* refactor: use custom implementation of retrieving run with axios to allow for timing out run query

* fix(waitForRun): handle timed out run retrieval query

* refactor: update preset conditions:
- presets will retain settings when a different endpoint is selected; for existing convos, either when modular or is assistant switch
- no longer use `navigateToConvo` on preset select

* fix: temporary calculator hack as expects string input when invoked

* fix: cancel abortRun only when cancelling error is a result of the run already being cancelled

* chore: remove use of `fileMaxSizeMB` and total counterpart (redundant)

* docs: custom config documentation update

* docs: assistants api setup and dotenv, new custom config fields

* refactor(Switcher): make Assistant switcher sticky in SidePanel

* chore(useSSE): remove console log of data and message index

* refactor(AssistantPanel): button styling and add secondary select button to bottom of panel

* refactor(OpenAIClient): allow passing conversationId to RunManager through titleConvo and initializeLLM to properly record title context tokens used in cases where conversationId was not defined by the client

* feat(assistants): token tracking for assistant runs

* chore(spendTokens): improve logging

* feat: support/exclude specific assistant Ids

* chore: add update `librechat.example.yaml`, optimize `AppService` handling, new tests for `AppService`, optimize missing/outdate config logging

* chore: mount docker logs to root of project

* chore: condense axios errors

* chore: bump vite

* chore: vite hot reload fix using latest version

* chore(getOpenAIModels): sort instruct models to the end of models list

* fix(assistants): user provided key

* fix(assistants): user provided key, invalidate more queries on revoke

---------

Co-authored-by: Marco Beretta <81851188+Berry-13@users.noreply.github.com>
2024-02-13 20:42:27 -05:00