feat(chat): support local file downloads/uploads for chat for parity with kb (#1751)

* feat(chat): support local file downloads/uploads for chat for parity with kb

* cleanup imports

* feat(files): add storage service and consolidate file utils

* fix failing tests

* cleanup

* cleaned up

* clean

* add context for file uplaods/fetches

* fixed blob

* rm comments

* fix failing test

* fix profile pics

* add workspace dedupe for duplicated files

* update chat to accept only accepted types

* add loading anim to profilepic update

* optimistically update keys, copilot keys, and file uploads to prevent flash

* add defensive check for deleting files

apps/sim/executor/types.ts

@@ -14,6 +14,7 @@ export interface UserFile {
   key: string
   uploadedAt: string
   expiresAt: string
+  context?: string
 }
 
 /**

apps/sim/executor/utils/file-tool-processor.ts

@@ -1,5 +1,5 @@
 import { createLogger } from '@/lib/logs/console/logger'
-import { uploadExecutionFile } from '@/lib/workflows/execution-file-storage'
+import { uploadExecutionFile } from '@/lib/uploads/contexts/execution'
 import type { ExecutionContext, UserFile } from '@/executor/types'
 import type { ToolConfig, ToolFileData } from '@/tools/types'