Make security advice clearer, more consistent, and add it to the README

Author: WebCoder49

README.md

@@ -21,6 +21,8 @@ A lightweight setup like the animation below is still the default for `code-inpu
 ## Contributing
 If you have any features you would like to add to `code-input` as plugins or core functionality, or have found any bugs, please [open an issue](https://github.com/WebCoder49/code-input/issues) or [fork and submit a pull request](https://github.com/WebCoder49/code-input/fork)! All contributions to this open-source project will be greatly appreciated. You can see [more info in our `CONTRIBUTING.md` file](CONTRIBUTING.md).
 
+**If you find a sensitive security vulnerability in the code-input.js library, please email the maintainer Oliver Geer at [security@webcoder49.dev](mailto:security@webcoder49.dev), optionally using [this encryption key](https://ogeer.org#pgp). GitHub security advisories (different to the more general "issues") are also accepted.**
+
 
 |[![Contributors](https://contrib.rocks/image?repo=WebCoder49%2Fcode-input)](https://github.com/WebCoder49/code-input/graphs/contributors)|
 |---|

SECURITY.md

@@ -1,6 +1,3 @@
 # Reporting Security Vulnerabilities
-If you find a sensitive security vulnerability
-in the code-input.js library, please
-contact the maintainer Oliver Geer at
-[security@webcoder49.dev](mailto:security@webcoder49.dev),
-after reading [this page with an encryption key](https://oliver.geer.im#email).
+
+If you find a sensitive security vulnerability in the code-input.js library, please email the maintainer Oliver Geer at [security@webcoder49.dev](mailto:security@webcoder49.dev), optionally using [this encryption key](https://ogeer.org#pgp). GitHub security advisories (different to the more general "issues") are also accepted.

docs/_index.md

@@ -319,6 +319,8 @@ something like [CodeMirror](https://codemirror.net/),
 
 **An even more lightweight, flexible and clean major version 3 is being planned. Please come and participate with your feedback/ideas [on GitHub](https://github.com/WebCoder49/code-input/issues/190) or [via email to code-input-js+v3@webcoder49.dev](mailto:code-input-js+v3@webcoder49.dev)!**
 
-🎉 code-input.js is collaboratively developed by many people, which is what keeps it going strong. Many have reported bugs and suggestions, and [10 people (see them on GitHub)](https://github.com/WebCoder49/code-input/graphs/contributors) have contributed code or documentation directly. If you have found a bug, would like to help with the code or documentation, or have additional suggestions, for plugins or core functionality, [please look at GitHub](https://github.com/WebCoder49/code-input/tree/main/CONTRIBUTING.md) or [get in touch via email so I can add it for you](mailto:code-input-js@webcoder49.dev). **Found a security vulnerability? [Please use this email address](mailto:security@webcoder49.dev), after reading ([this page with an encryption key](https://oliver.geer.im/#email)).**
+🎉 code-input.js is collaboratively developed by many people, which is what keeps it going strong. Many have reported bugs and suggestions, and [10 people (see them on GitHub)](https://github.com/WebCoder49/code-input/graphs/contributors) have contributed code or documentation directly. If you have found a bug, would like to help with the code or documentation, or have additional suggestions, for plugins or core functionality, [please look at GitHub](https://github.com/WebCoder49/code-input/tree/main/CONTRIBUTING.md) or [get in touch via email so I can add it for you](mailto:code-input-js@webcoder49.dev).
+
+**If you find a sensitive security vulnerability in the code-input.js library, please email the maintainer Oliver Geer at [security@webcoder49.dev](mailto:security@webcoder49.dev), optionally using [this encryption key](https://ogeer.org#pgp). GitHub security advisories (different to the more general "issues") are also accepted.**
 
 *I'm looking into mirroring code-input.js onto Codeberg as well as GitHub for more flexibility and freedom - if you have ideas for this please get in touch!*