docs: switch to unlicense + no-support clause

.gitignore

@@ -6,6 +6,7 @@ worktree/
 .claude/*
 !.claude/skills/
 docs/superpowers/
+.superpowers/
 Libraries/
 ThirdParty/
 win64/

LICENSE

@@ -0,0 +1,31 @@
+This is free and unencumbered software released into the public domain.
+
+Anyone is free to copy, modify, publish, use, compile, sell, or
+distribute this software, either in source code form or as a compiled
+binary, for any purpose, commercial or non-commercial, and by any
+means.
+
+In jurisdictions that recognize copyright laws, the author or authors
+of this software dedicate any and all copyright interest in the
+software to the public domain. We make this dedication for the benefit
+of the public at large and to the detriment of our heirs and
+successors. We intend this dedication to be an overt act of
+relinquishment in perpetuity of all present and future rights to this
+software under copyright law.
+
+NO SUPPORT IS PROVIDED. The authors explicitly disclaim any obligation
+to provide support, maintenance, updates, bug fixes, security patches,
+documentation, or assistance of any kind, whether requested or not.
+No issue, request, question, or report directed at the authors creates
+any duty to respond, acknowledge, or act. Use of this software is
+entirely at your own risk and responsibility.
+
+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 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.
+
+For more information, please refer to <https://unlicense.org/>

README.md

@@ -1,6 +1,8 @@
 # Arcanegram
 
-Personal patchset for [Telegram Desktop](https://github.com/telegramdesktop/tdesktop). Open-source. Builds binaries. No support promise.
+Personal patchset for [Telegram Desktop](https://github.com/telegramdesktop/tdesktop).
+
+> **No support, no warranty, no promises.** Issues, questions, and feature requests will not be answered. Use at your own risk. See [LICENSE](LICENSE).
 
 Inspired by [inugram](https://github.com/teidesu/inugram) (Telegram Android patchset).
 
@@ -72,4 +74,4 @@ pnpm run export
 
 ## License
 
-MIT.
+[Unlicense](LICENSE) (public domain) with an explicit no-support clause. Do whatever you want with the code; expect nothing in return.