🚧 chore: merge latest dev build (#4288)

* fix: agent initialization, add `collectedUsage` handling

* style: improve side panel styling

* refactor(loadAgent): Optimize order agent project ID retrieval

* feat: code execution

* fix: typing issues

* feat: ExecuteCode content part

* refactor: use local state for default collapsed state of analysis content parts

* fix: code parsing in ExecuteCode component

* chore: bump agents package, export loadAuthValues

* refactor: Update handleTools.js to use EnvVar for code execution tool authentication

* WIP

* feat: download code outputs

* fix(useEventHandlers): type issues

* feat: backend handling for code outputs

* Refactor: Remove console.log statement in Part.tsx

* refactor: add attachments to TMessage/messageSchema

* WIP: prelim handling for code outputs

* feat: attachments rendering

* refactor: improve attachments rendering

* fix: attachments, nullish edge case, handle attachments from event stream, bump agents package

* fix filename download

* fix: tool assignment for 'run code' on agent creation

* fix: image handling by adding attachments

* refactor: prevent agent creation without provider/model

* refactor: remove unnecessary space in agent creation success message

* refactor: select first model if selecting provider from empty on form

* fix: Agent avatar bug

* fix: `defaultAgentFormValues` causing boolean typing issue and typeerror

* fix: capabilities counting as tools, causing duplication of them

* fix: formatted messages edge case where consecutive content text type parts with the latter having tool_call_ids would cause consecutive AI messages to be created. furthermore, content could not be an array for tool_use messages (anthropic limitation)

* chore: bump @librechat/agents dependency to version 1.6.9

* feat: bedrock agents

* feat: new Agents icon

* feat: agent titling

* feat: agent landing

* refactor: allow sharing agent globally only if user is admin or author

* feat: initial AgentPanelSkeleton

* feat: AgentPanelSkeleton

* feat: collaborative agents

* chore: add potential authorName as part of schema

* chore: Remove unnecessary console.log statement

* WIP: agent model parameters

* chore: ToolsDialog typing and tool related localization chnages

* refactor: update tool instance type (latest langchain class), and rename google tool to 'google' proper

* chore: add back tools

* feat: Agent knowledge files upload

* refactor: better verbiage for disabled knowledge

* chore: debug logs for file deletions

* chore: debug logs for file deletions

* feat: upload/delete agent knowledge/file-search files

* feat: file search UI for agents

* feat: first pass, file search tool

* chore: update default agent capabilities and info

api/server/services/Files/Code/crud.js

@@ -0,0 +1,34 @@
+// downloadStream.js
+
+const axios = require('axios');
+const { getCodeBaseURL } = require('@librechat/agents');
+
+const baseURL = getCodeBaseURL();
+
+/**
+ * Retrieves a download stream for a specified file.
+ * @param {string} fileIdentifier - The identifier for the file (e.g., "sessionId/fileId").
+ * @param {string} apiKey - The API key for authentication.
+ * @returns {Promise<AxiosResponse>} A promise that resolves to a readable stream of the file content.
+ * @throws {Error} If there's an error during the download process.
+ */
+async function getCodeOutputDownloadStream(fileIdentifier, apiKey) {
+  try {
+    const response = await axios({
+      method: 'get',
+      url: `${baseURL}/download/${fileIdentifier}`,
+      responseType: 'stream',
+      headers: {
+        'User-Agent': 'LibreChat/1.0',
+        'X-API-Key': apiKey,
+      },
+      timeout: 15000,
+    });
+
+    return response;
+  } catch (error) {
+    throw new Error(`Error downloading file: ${error.message}`);
+  }
+}
+
+module.exports = { getCodeOutputDownloadStream };