♻️ refactor(demos): rename taco-aa-signing to taco-mdt-aa-signing

- Rename demo folder to be MetaMask Delegation Toolkit specific
- Update package name to taco-mdt-aa-signing-demo
- Update README title to include "MetaMask Delegation Toolkit"
- Add note explaining MDT-specific implementation requirements
- Update main demos README link reference

Addresses Derek's feedback in PR nucypher#693 about making the demo more
specific to MetaMask's Delegation Toolkit implementation.

Author: theref

demos/README.md

@@ -3,4 +3,4 @@
 - [`taco-demo`](./taco-demo) - A demo of the `@nucypher/taco` library.
 - [`taco-nft-demo`](./taco-nft-demo) - A demo an NFT-based condition using the
   `@nucypher/taco` library.
-- [`taco-aa-signing`](./taco-aa-signing) - A demo showing TACo distributed signing with MetaMask Delegation Toolkit Account Abstraction wallets.
+- [`taco-mdt-aa-signing`](./taco-mdt-aa-signing) - A demo showing TACo distributed signing with MetaMask Delegation Toolkit Account Abstraction wallets.

demos/taco-aa-signing/.env.example renamed to demos/taco-mdt-aa-signing/.env.example

@@ -1,6 +1,8 @@
-# TACo Account Abstraction Demo
+# TACo MetaMask Delegation Toolkit Account Abstraction Demo
 
-Shows how to create smart accounts with TACo's distributed threshold signatures and execute real transactions using Account Abstraction.
+Shows how to create smart accounts with TACo's distributed threshold signatures and execute real transactions using Account Abstraction with the MetaMask Delegation Toolkit.
+
+> **Note**: This demo is specifically built for MetaMask's Delegation Toolkit implementation of Account Abstraction. Some steps (like creating a placeholder viem account) are required due to MDT's architecture.
 
 ## What This Demo Does
 

demos/taco-aa-signing/README.md renamed to demos/taco-mdt-aa-signing/README.md

@@ -1,5 +1,5 @@
 {
-  "name": "taco-aa-signing-demo",
+  "name": "taco-mdt-aa-signing-demo",
   "version": "0.1.0",
   "description": "A demo showing TACo distributed signing with Account Abstraction wallets",
   "private": true,
@@ -27,4 +27,4 @@
     "tsx": "^4.20.4",
     "typescript": "^5.7.2"
   }
-}
+}