* add MIT license

* update REFERENCES.md
* update README.md with a community and funding section

LICENSE

@@ -0,0 +1,22 @@
+The MIT License (MIT)
+
+Copyright (c) 2023-present Sebastian Hagens
+Copyright (c) 2023-present nostr-php contributors - https://github.com/swentel/nostr-php/graphs/contributors
+
+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.

README.md

@@ -9,8 +9,6 @@
 This is a PHP Helper library for Nostr.
 More info about Nostr: https://github.com/nostr-protocol/nostr.
 
-If you need any help, please join this Telegram group: https://t.me/nostr_php
-
 ## Installation
 
 To use in your project with Composer:
@@ -171,6 +169,14 @@ private key on command line.
 - [ ] Support NIP-50 search capability
 - [ ] Support multi-threading for handling requests simultaneously
 
+## Community
+
+If you need any help, please join this Telegram group: https://t.me/nostr_php
+
+## Funding
+
+In May 2024 OpenSats granted Sebastian Hagens for further development of this library for one year. If you would like to support this project with a donation, you could send some lightning sats to `[email protected]` or on-chain to `bc1p3p6jq2sxsf650lgllv57st9h97xj37fflg5t8d265saz6yqzcdyqd7pzun`. 
+
 ## Maintainers
 
 * [@sebastix](https://github.com/Sebastix)  `npub1qe3e5wrvnsgpggtkytxteaqfprz0rgxr8c3l34kk3a9t7e2l3acslezefe`

REFERENCES.md

@@ -5,9 +5,9 @@ Using nostr-php:
 * https://github.com/fabianfabian/nostr-media (is using a fork for PHP8.0 compatibility)
 * https://github.com/OpenAgentsInc/openagents 
 
-List with other helper libraries in different languages for Nostr.
+List with other helper libraries in different languages for Nostr:
 
-* https://github.com/fiatjaf/go-nostr
+* https://github.com/nbd-wtf/go-nostr
 * https://github.com/rust-nostr/nostr
 * https://github.com/KiPSOFT/nostr-deno 
 * https://github.com/holgern/pynostr
@@ -16,6 +16,7 @@ List with other helper libraries in different languages for Nostr.
 * https://github.com/kawax/laravel-nostr
 * https://github.com/nbd-wtf/nostr-tools
 * https://github.com/dtonon/nostr-ruby 
+* https://github.com/penpenpng/rx-nostr
 
 ### Used resources
 

composer.json

@@ -1,8 +1,9 @@
 {
   "name": "swentel/nostr-php",
   "description": "Nostr helper library for PHP",
-  "homepage": "https://github.com/swentel/nostr-php",
-  "license": "GPL-2.0-or-later",
+  "keywords": ["nostr", "library", "dev"],
+  "homepage": "https://nostr-php.dev",
+  "license": "MIT",
   "authors": [
     {
       "name": "Sebastian Hagens",