chore: Add renovate configuration

.github/renovate.json5

@@ -0,0 +1,45 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": [
+    "config:recommended",
+    ":disableRateLimiting",
+    ":noUnscheduledUpdates",
+    ":semanticCommits"
+  ],
+  "automerge": true,
+  "automergeStrategy": "squash",
+  "automergeType": "pr",
+  "platformAutomerge": true,
+  "schedule": ["after 1am and before 3am every monday"],
+  "lockFileMaintenance": {
+    "enabled": true,
+    "schedule": ["after 1am and before 3am every wednesday"]
+  },
+  "timezone": "Etc/UTC",
+  "enabledManagers": ["pep621", "github-actions", "terraform"],
+  "packageRules": [
+    // Later rules override earlier rules
+    {
+      "matchBaseBranches": ["main", "v*"],
+      "matchManagers": ["pep621"],
+      "rangeStrategy": "bump",
+      "groupName": "Python dependencies"
+    },
+    {
+      // Bumping "pytest-asyncio" over 0.23 breaks the integration tests
+      "matchPackageNames": ["pytest-asyncio"],
+      "matchUpdateTypes": ["minor"],
+      "enabled": false
+    },
+    {
+      "matchBaseBranches": ["main", "v*"],
+      "matchManagers": ["github-actions"],
+      "groupName": "GitHub actions"
+    },
+    {
+      "matchBaseBranches": ["main", "v*"],
+      "matchManagers": ["terraform"],
+      "groupName": "Terraform"
+    },
+  ],
+}