Improved support for nested rules (#991)

* Improved support for nested rules
* Add nil safety to cel.Ast and additional rule tests

Make the CEL ast package public. (#904)

Backport: Track sizes of comprehension results (#901) (#902)

Lists: Fix handling of go arrays (#894)

Go arrays currently cause a panic, because `reflect.MakeSlice` is used
to construct them which is invalid, this change fixes that.

Bump follow-redirects from 1.15.2 to 1.15.4 in /repl/appengine/web (#882

)

Bumps [follow-redirects](https://github.com/follow-redirects/follow-redirects) from 1.15.2 to 1.15.4.
- [Release notes](https://github.com/follow-redirects/follow-redirects/releases)
- [Commits](follow-redirects/follow-redirects@v1.15.2...v1.15.4)

---
updated-dependencies:
- dependency-name: follow-redirects
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

ANTLR v4.13 update (#857)

Backport #850: Sets cost estimation and tracking options (#852)

refactor: remove lexer and parser pools (#838)

Signed-off-by: aimuz <mr.imuz@gmail.com>

Inlining optimizer (#827)

Inliner with support for identifiers and simple select expressions

Note: optional field selections are not supported for inlining matches
at this time.

Fix slice handling in Env.Libraries() (#826)