* feat: Add conversation ID support to custom endpoint headers
- Add LIBRECHAT_CONVERSATION_ID to customUserVars when provided
- Pass conversation ID to header resolution for dynamic headers
- Add comprehensive test coverage
Enables custom endpoints to access conversation context using {{LIBRECHAT_CONVERSATION_ID}} placeholder.
* fix: filter out unresolved placeholders from headers (thanks @MrunmayS)
* feat: add support for request body placeholders in custom endpoint headers
- Add {{LIBRECHAT_BODY_*}} placeholders for conversationId, parentMessageId, messageId
- Update tests to reflect new body placeholder functionality
* refactor resolveHeaders
* style: minor styling cleanup
* fix: type error in unit test
* feat: add body to other endpoints
* feat: add body for mcp tool calls
* chore: remove changes that unnecessarily increase scope after clarification of requirements
* refactor: move http.ts to packages/api and have RequestBody intersect with Express request body
* refactor: processMCPEnv now uses single object argument pattern
* refactor: update processMCPEnv to use 'options' parameter and align types across MCP connection classes
* feat: enhance MCP connection handling with dynamic request headers to pass request body fields
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Co-authored-by: Gopal Sharma <gopalsharma@gopal.sharma1>
Co-authored-by: s10gopal <36487439+s10gopal@users.noreply.github.com>
Co-authored-by: Dustin Healy <dustinhealy1@gmail.com>
* 🔧 refactor: move `processMCPEnv` from `librechat-data-provider` and move to `@librechat/api`
* 🔧 refactor: Update resolveHeaders import paths
* 🔧 refactor: Enhance resolveHeaders to support user and custom variables
- Updated resolveHeaders function to accept user and custom user variables for placeholder replacement.
- Modified header resolution in multiple client and controller files to utilize the enhanced resolveHeaders functionality.
- Added comprehensive tests for resolveHeaders to ensure correct processing of user and custom variables.
* 🔧 fix: Update user ID placeholder processing in env.ts
* 🔧 fix: Remove arguments passing this.user rather than req.user
- Updated multiple client and controller files to call resolveHeaders without the user parameter
* 🔧 refactor: Enhance processUserPlaceholders to be more readable / less nested
* 🔧 refactor: Update processUserPlaceholders to pass all tests in mpc.spec.ts and env.spec.ts
* chore: remove legacy ChatGPTClient
* chore: remove LLM initialization code
* chore: initial deprecation removal of `gptPlugins`
* chore: remove cohere-ai dependency from package.json and package-lock.json
* chore: update brace-expansion to version 2.0.2 and add license information
* chore: remove PluginsClient test file
* chore: remove legacy
* ci: remove deprecated sendMessage/getCompletion/chatCompletion tests
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Co-authored-by: Dustin Healy <54083382+dustinhealy@users.noreply.github.com>
