Restructured information about LP rewards.

src/hacker_challenge/README.md

@@ -10,6 +10,22 @@ the prize!
 This wallet has a permission to infinitely mint the DTHC token,
 `A6HtJwfUbRiPoqVBQY611avQS4byHP4BZXHHBCMD4eFp`.
 
+<div class="warning">
+
+Hacker challenge is licensed under [GPLv2](https://gitea.detee.cloud/general/hacker-challenge/src/branch/main/LICENSE).\
+To participate in the Hacker Challenge, you must agree with following:
+
+- I acknowledge that I will not be able to recover any cryptocurrencies that I
+  send to the Hacker Challenge wallet, and I am relinquishing ownership rights
+  to any cryptocurrencies sent to the Hacker Challenge wallet.
+- I acknowledge that the tokens minted by the Hacker Challenge have no inherent
+  value, and that these tokens have the sole purpose of testing the security of
+  the challenge.
+- I have read the [EULA](https://detee.ltd/hacker-challenge-eula) and I accept
+  all terms.
+
+</div>
+
 ### The main rules of the hacker challenge:
 - Don't ever send to the hacker challenge wallet what you don't want to lose
 - Before joining as a node, make sure your processor meets requirements