docs: clarify Amazon Q limitation and update init docstring

Author: pumakuma

README.md

@@ -133,7 +133,7 @@ Want to see Spec Kit in action? Watch our [video overview](https://www.youtube.c
 | [Kilo Code](https://github.com/Kilo-Org/kilocode)         | ✅ |                                                   |
 | [Auggie CLI](https://docs.augmentcode.com/cli/overview)   | ✅ |                                                   |
 | [Roo Code](https://roocode.com/)                          | ✅ |                                                   |
-| [Amazon Q Developer CLI](https://aws.amazon.com/developer/learning/q-developer-cli/) | ✅ |                        |
+| [Amazon Q Developer CLI](https://aws.amazon.com/developer/learning/q-developer-cli/) | ⚠️ | Amazon Q Developer CLI does not support custom arguments for slash commands. |
 | [Codex CLI](https://github.com/openai/codex)              | ⚠️ | Codex [does not support](https://github.com/openai/codex/issues/2890) custom arguments for slash commands.  |
 
 ## 🔧 Specify CLI Reference

src/specify_cli/__init__.py

@@ -767,7 +767,7 @@ def init(
     This command will:
     1. Check that required tools are installed (git is optional)
     2. Let you choose your AI assistant (Claude Code, Gemini CLI, GitHub Copilot, Cursor, Qwen Code, opencode, Codex CLI, Windsurf, Kilo Code, Auggie CLI, or Amazon Q Developer CLI)
-     3. Download the appropriate template from GitHub (or use local release if --local or --local-release is specified)
+    3. Download the appropriate template from GitHub
     4. Extract the template to a new project directory or current directory
     5. Initialize a fresh git repository (if not --no-git and no existing repo)
     6. Optionally set up AI assistant commands