chore: Update Rust dependencies (#96)

* chore: Update Rust dependencies

We can not bump OTEL stuff, as it's giga breaking

* clippy --fix

* Fixup Rust version in CI

* Markdown linter

* linter doing linter things

Author: sbernauer

.github/workflows/build.yaml

@@ -5,7 +5,7 @@ on:
   pull_request:
 
 env:
-  RUST_TOOLCHAIN_VERSION: "1.87.0"
+  RUST_TOOLCHAIN_VERSION: "1.91.1"
   RUSTFLAGS: "-D warnings"
   RUSTDOCFLAGS: "-D warnings"
   CARGO_TERM_COLOR: always

.github/workflows/pr_pre-commit.yaml

@@ -6,7 +6,7 @@ on:
 
 env:
   CARGO_TERM_COLOR: always
-  RUST_TOOLCHAIN_VERSION: "1.87.0"
+  RUST_TOOLCHAIN_VERSION: "1.91.1"
   HADOLINT_VERSION: "v2.12.0"
 
 jobs:

.github/workflows/release.yaml

@@ -4,7 +4,7 @@ on:
     tags: ['v[0-9]+.[0-9]+.[0-9]+']
 
 env:
-  RUST_TOOLCHAIN_VERSION: "1.87.0"
+  RUST_TOOLCHAIN_VERSION: "1.91.1"
   RUSTFLAGS: "-D warnings"
   RUSTDOCFLAGS: "-D warnings"
   CARGO_TERM_COLOR: always

CONTRIBUTING.md

@@ -0,0 +1,23 @@
+# Contributor guide
+
+## Build docker image
+
+```bash
+docker build . -f docker/Dockerfile -t foo:bar
+```
+
+## Test docker image
+
+Update `tests/test-definition.yaml` by setting the `trino-lb` dimension to `foo:bar`.
+
+Afterwards load the image into kind
+
+```bash
+kind load docker-image foo:bar
+```
+
+Last but not least run
+
+```bash
+./scripts/run_tests.sh
+```