Merge pull request #154 from rust-lang/docs-document-rust-log-analyzer

docs: document rust-log-analyzer

service-catalog/rust-log-analyzer/README.md

@@ -0,0 +1,20 @@
+# Rust Log Analyzer
+
+[rust-log-analyzer] is a tool that analyzes the CI build logs of the [rust] repository to automatically extract error messages from failed builds.
+
+This tool is deployed via the [terraform/rust-log-analyzer] module as an ECS service and uses S3 to store the GitHub actions index.
+
+## Versions
+
+These are the versions we need to keep up-to-date:
+
+- Ubuntu version in the [Dockerfile]
+- Dependencies in [Cargo.lock]
+- GitHub Actions versions in the [workflows]
+
+[Cargo.lock]: https://github.com/rust-lang/rust-log-analyzer/blob/master/Cargo.lock
+[Dockerfile]: https://github.com/rust-lang/rust-log-analyzer/blob/master/Dockerfile
+[rust-log-analyzer]: https://github.com/rust-lang/rust-log-analyzer
+[rust]: https://github.com/rust-lang/rust
+[terraform/rust-log-analyzer]: https://github.com/rust-lang/simpleinfra/tree/master/terraform/rust-log-analyzer
+[workflows]: https://github.com/rust-lang/rust-log-analyzer/tree/master/.github/workflows