From 5a457b8781791b071ca52eeadde147133f1fe516 Mon Sep 17 00:00:00 2001
From: Pierre Warnier <pierre@warnier.net>
Date: Fri, 3 Apr 2026 14:45:43 +0200
Subject: [PATCH] ci: add Docker multi-distro tests, renovate, rust-toolchain

- Add Docker test matrix (debian/alpine/fedora) to GitHub Actions CI
- Add renovate.json for automated dependency updates
- Add rust-toolchain.toml for contributor convenience
---
 .github/workflows/ci.yml | 10 ++++++++++
 renovate.json            |  5 +++++
 rust-toolchain.toml      |  3 +++
 3 files changed, 18 insertions(+)
 create mode 100644 renovate.json
 create mode 100644 rust-toolchain.toml

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0a9692e..c585a01 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -58,3 +58,13 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@stable
       - uses: EmbarkStudios/cargo-deny-action@v2
+
+  test-docker:
+    name: Test (${{ matrix.target }})
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        target: [debian, alpine, fedora]
+    steps:
+      - uses: actions/checkout@v4
+      - run: docker compose run --rm ${{ matrix.target }} cargo test --workspace
diff --git a/renovate.json b/renovate.json
new file mode 100644
index 0000000..b42c4fb
--- /dev/null
+++ b/renovate.json
@@ -0,0 +1,5 @@
+{
+  "extends": [
+    "config:recommended"
+  ]
+}
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
new file mode 100644
index 0000000..73cb934
--- /dev/null
+++ b/rust-toolchain.toml
@@ -0,0 +1,3 @@
+[toolchain]
+channel = "stable"
+components = ["rustfmt", "clippy"]