Automated documentation update [skip ci] (#9)

Co-authored-by: github-actions <[email protected]>

Author: github-actions[bot]

src/specify-cli/README.md

@@ -0,0 +1,33 @@
+
+# GitHub Specify CLI (specify-cli)
+
+Installs the GitHub Specify CLI for Spec-Driven Development.
+
+## Example Usage
+
+```json
+"features": {
+    "ghcr.io/nulldriver/devcontainer-features/specify-cli:1": {}
+}
+```
+
+## Options
+
+| Options Id | Description | Type | Default Value |
+|-----|-----|-----|-----|
+| version | Select or enter a Specify CLI version. Use 'latest' for the latest version from the main branch. | string | latest |
+
+## About
+
+This feature installs the [GitHub Specify CLI](https://github.com/github/spec-kit) for Spec-Driven Development. The Specify CLI helps you build high-quality software faster by focusing on product scenarios rather than writing undifferentiated code through a structured, specification-driven development process.
+
+## Learn More
+
+- [GitHub spec-kit Repository](https://github.com/github/spec-kit) - Main project repository
+- [Spec-Driven Development Guide](https://github.com/github/spec-kit/blob/main/spec-driven.md) - Complete methodology documentation
+- [Video Overview](https://www.youtube.com/watch?v=a9eR1xsfvHg) - Introduction to Spec-Driven Development
+
+
+---
+
+_Note: This file was auto-generated from the [devcontainer-feature.json](https://github.com/nulldriver/devcontainer-features/blob/main/src/specify-cli/devcontainer-feature.json).  Add additional notes to a `NOTES.md`._