Clarify prompt construction by specifying "selected files" in README and update extension description to emphasize static context

Author: robertpiosik

README.md

@@ -11,7 +11,7 @@
   <a href="https://marketplace.visualstudio.com/items?itemName=robertpiosik.gemini-coder"><img src="https://img.shields.io/badge/Install-VS_Code_Marketplace-blue" alt="Get from Visual Studio Code Marketplace" /></a> <a href="https://open-vsx.org/extension/robertpiosik/gemini-coder"><img src="https://img.shields.io/badge/Install-Open_VSX_Registry-a60ee5" alt="Get from Open VSX Registry" /></a> <a href="https://github.com/robertpiosik/CodeWebChat/blob/dev/LICENSE"><img src="https://img.shields.io/badge/License-GPL--3.0-green.svg" alt="GPL-3.0 license" /></a>
 </p>
 
-Code Web Chat (CWC) is a free and open-source, privacy-first **AI coding toolkit for VS Code**. It helps construct zero-overhead XML-formatted prompts with files and instructions for fast edits using:
+Code Web Chat (CWC) is a free and open-source, privacy-first **AI coding toolkit for VS Code**. It helps construct zero-overhead XML-formatted prompts with selected files and instructions for edits using:
 
 - chatbots—ChatGPT, Claude, Gemini, etc.
 - APIs—remote and local model providers

apps/editor/package.json

@@ -1,7 +1,7 @@
 {
   "name": "gemini-coder",
   "displayName": "Code Web Chat",
-  "description": "The fastest way to code with AI (CWC)",
+  "description": "Fast AI coding with static context (CWC)",
   "version": "1.901.0",
   "scripts": {
     "build": "npx vsce package --no-dependencies",