docs: dev status

README.md

@@ -231,6 +231,8 @@ Current option to write rules should cover most of the cases.
 
 We need more rule files, contributions are welcomed!
 
+Also see [development status](./development.md) for contribution opportunities.
+
 This project is hosted at various sites, choose the one that suits you best:
 
 - [Codeberg](https://codeberg.org/iff/pay-respects)

development.md

@@ -0,0 +1,26 @@
+# Development
+
+## Shell Integrations
+
+- ✅: Working
+- ⚠️: Partial working
+- ❌: Not implemented / Cannot implement
+
+| Feature           | Bash | Zsh | Fish | Nush | Pwsh   |
+|-------------------|------|-----|------|------|--------|
+| Get other alias   | ✅   | ✅  | ✅   | ❌   | ❌     |
+| Command not found | ✅   | ✅  | ✅   | ❌   | ⚠️ [^1] |
+
+[^1]: Cannot retrieve arguments.
+
+## Features Pending Implementation
+
+### Trivial
+
+### Regular
+
+### Entertaining
+
+- Select library that works well with `pay-respects`' complex difference highlighting
+- NLP model as alternative to the current LLM based AI requests
+