docs: add a RELEASE.md document and update the version support range …

…in SECURITY.md (#272)

Signed-off-by: Shigure Kurosaki <[email protected]>

.github/SECURITY.md

@@ -2,7 +2,12 @@
 
 ## Supported Versions
 
-The [latest](https://github.com/kurosakishigure/katharsis/releases/latest) version of Katharsis on GitHub supports immediate security updates.
+| Version         | Supported | Description               |
+| --------------- | --------- | ------------------------- |
+| ^1.0.0          | ✅ Yes    | Latest stable release     |
+| ^1.0.0 (LTS)    | ✅ Yes    | Long-term support         |
+| ^1.0.0 (Canary) | ❌ No     | Development purposes only |
+| Older versions  | ❌ No     | Upgrade recommended       |
 
 ## Reporting a Vulnerability
 

README.md

@@ -38,5 +38,6 @@
 - [API Docs](https://docs.rs/katharsis)
 - [CONTRIBUTING.md](https://github.com/kurosakishigure/katharsis/blob/canary/.github/CONTRIBUTING.md)
 - [SECURITY.md](https://github.com/kurosakishigure/katharsis/blob/canary/.github/SECURITY.md)
+- [RELEASES.md](https://github.com/kurosakishigure/katharsis/blob/canary/docs/RELEASES.md)
 - [NOTICE](https://github.com/kurosakishigure/katharsis/blob/canary/LICENSES/NOTICE)
 - [LICENSE](https://github.com/kurosakishigure/katharsis/blob/canary/LICENSE)

docs/RELEASES.md

@@ -0,0 +1,14 @@
+# Katharsis Releases
+
+> [!NOTE]
+> The version naming of Katharsis follows [Semantic Versioning 2.0.0](https://semver.org/#semantic-versioning-200).
+
+## LTS
+
+The previous MAJOR version of Katharsis is an [LTS](https://en.wikipedia.org/wiki/Long-term_support) version, offering six months of support.
+
+## Release
+
+| Version | Codename | Released at |
+| ------- | -------- | ----------- |
+| ^1.0.0  | -        | -           |