Add policies reference section and license document (#9367)

In preparation for adding more pages to the reference section

e.g., 
<img width="1427" alt="Screenshot 2024-11-27 at 1 19 10 PM"
src="https://github.com/user-attachments/assets/10079959-ee01-4c3f-b38e-7c2a7022dd9d">

docs/concepts/resolution.md

@@ -417,6 +417,6 @@ update was backwards-compatible. However, this is not guaranteed, and uv may exi
 it encounters a lockfile with an outdated schema version.
 
 The schema version is considered part of the public API, and so is only bumped in minor releases, as
-a breaking change (see [Versioning](../reference/versioning.md)). As such, all uv patch versions
-within a given minor uv release are guaranteed to have full lockfile compatibility. In other words,
-lockfiles may only be rejected across minor releases.
+a breaking change (see [Versioning](../reference/policies/versioning.md)). As such, all uv patch
+versions within a given minor uv release are guaranteed to have full lockfile compatibility. In
+other words, lockfiles may only be rejected across minor releases.

docs/reference/index.md

@@ -5,7 +5,6 @@ The reference section provides information about specific parts of uv:
 - [Commands](./cli.md): A reference for uv's command line interface.
 - [Settings](./settings.md): A reference for uv's configuration schema.
 - [Resolver](./resolver-internals.md): Details about the internals of uv's resolver.
-- [Versioning](./versioning.md): uv's versioning policy.
-- [Platform support](./platforms.md): uv's supported operating systems and architectures.
+- [Policies](./policies/index.md): uv's versioning policy, platform support policy, and license.
 
 Looking for a broader overview? Check out the [concepts](../concepts/index.md) documentation.

docs/reference/policies/index.md

@@ -0,0 +1,5 @@
+# Policies
+
+- [Versioning](./versioning.md)
+- [Platform support](./platforms.md)
+- [License](./license.md)

docs/reference/policies/license.md

@@ -0,0 +1,19 @@
+# License
+
+uv is licensed under either of
+
+- Apache License, Version 2.0
+
+  [LICENSE-APACHE](https://github.com/astral-sh/uv/blob/main/LICENSE-APACHE) or
+  <https://www.apache.org/licenses/LICENSE-2.0>
+
+- MIT License
+
+  [LICENSE-MIT](https://github.com/astral-sh/uv/blob/main/LICENSE-MIT) or
+  <https://opensource.org/licenses/MIT>
+
+at your option.
+
+Unless you explicitly state otherwise, any contribution intentionally submitted for inclusion in uv
+by you, as defined in the Apache-2.0 license, shall be dually licensed as above, without any
+additional terms or conditions.

docs/reference/policies/versioning.md

@@ -11,10 +11,10 @@ uv's changelog can be [viewed on GitHub](https://github.com/astral-sh/uv/blob/ma
 ## Cache versioning
 
 Cache versions are considered internal to uv, and so may be changed in a minor or patch release. See
-[Cache versioning](../concepts/cache.md#cache-versioning) for more.
+[Cache versioning](../../concepts/cache.md#cache-versioning) for more.
 
 ## Lockfile versioning
 
 The `uv.lock` schema version is considered part of the public API, and so will only be incremented
 in a minor release as a breaking change. See
-[Lockfile versioning](../concepts/resolution.md#lockfile-versioning) for more.
+[Lockfile versioning](../../concepts/resolution.md#lockfile-versioning) for more.

mkdocs.template.yml

@@ -68,6 +68,8 @@ plugins:
       redirect_maps:
         "concepts/workspaces.md": "concepts/projects/workspaces.md"
         "concepts/dependencies.md": "concepts/projects/dependencies.md"
+        "reference/versioning.md": "reference/policies/versioning.md"
+        "reference/platforms.md": "reference/policies/platforms.md"
 extra_css:
   - stylesheets/extra.css
 extra_javascript:
@@ -148,8 +150,11 @@ nav:
       - Build failures: reference/build_failures.md
       - Resolver: reference/resolver-internals.md
       - Benchmarks: reference/benchmarks.md
-      - Versioning: reference/versioning.md
-      - Platform support: reference/platforms.md
+      - Policies:
+          - reference/policies/index.md
+          - Versioning: reference/policies/versioning.md
+          - Platform support: reference/policies/platforms.md
+          - License: reference/policies/license.md
 validation:
   omitted_files: warn
   absolute_links: warn