What type of PR is this? (check all applicable)

• Refactor
• Feature
• Bug Fix
• Optimization
• Documentation Update

Description

• Refactored FindFiles method in /plugins/FlowSynx.Plugins.LocalFileSystem/Extensions/DirectoryInfoExtensions.cs

1. Extracted FindFiles into smaller methods.
2. Created methods void ValidateDirectory(DirectoryInfo directoryInfo) , Regex? CreateRegex(ListParameters listParameters) and bool ShouldIncludeFile(FileInfo file, Regex? regex, ListParameters listParameters)
3. Defined resultCount outside for each loop.

Issue reference

Closes #570

Checklist

Please make sure you've completed the relevant tasks for this PR, out of the following list:

• Code compiles correctly
• Created/updated tests
• Unit tests passing
• End-to-end tests passing
• Extended the documentation / Created issue in flowsynx/website#
• Specification has been updated / Created issue in flowsynx/website#
• Provided sample for the feature / Created issue in flowsynx/website#