Adding MIT license (#51)

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2024 - present CCP ehf.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

mud-contracts/frontier-world/.env

@@ -8,7 +8,7 @@
 DEBUG=mud:*
 #
 # Anvil default private key:
-PRIVATE_KEY=0xac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80
+PRIVATE_KEY=0xac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80 # Foundry default key
 FORWARDER_ADDRESS=0xDc631670204814fF6935E094b71F55C7BF98d321
 SMART_CHARACTER_ERC721=0xFE10018AaD3177E87A41043312CC90157D1Cbf2d
 WORLD_ADDRESS=0xd4fC27377dd7a2C0F7DF5C8A67Dd555C0b8Bf5D8