Update faq.md

docs/faq.md

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+# Frequently Asked Questions
+
+## What is Workflow Guide Generator?
+
+Workflow Guide Generator is a ComfyUI extension that automatically analyzes workflows and generates artist-friendly documentation directly inside ComfyUI.
+
+---
+
+## Does it modify my workflow?
+
+No.
+
+The extension only reads workflow information and generates documentation.
+
+No workflow nodes are modified.
+
+---
+
+## Does it require an internet connection?
+
+No.
+
+Everything runs locally inside ComfyUI.
+
+---
+
+## What workflow types are supported?
+
+Current support includes:
+
+* Flux
+* Stable Diffusion
+* ControlNet
+* Inpainting
+* Upscaling
+* Video Processing
+* Video to EXR
+
+---
+
+## Does it support custom nodes?
+
+Yes.
+
+Custom nodes are analyzed and included in workflow documentation.
+
+Unknown nodes receive generic descriptions.
+
+---
+
+## Is workflow data uploaded anywhere?
+
+No.
+
+All analysis happens locally.
+
+No workflow information leaves your machine.
+
+---
+
+## Can I use it in production environments?
+
+Yes.
+
+The extension is designed for artists, technical artists, and production teams.
+
+---
+
+## Can documentation be exported?
+
+Not yet.
+
+Documentation export is planned for future releases.