chore(deps): migrate dependency updates to Renovate

.changeset/migrate-to-renovate.md

@@ -0,0 +1,4 @@
+---
+---
+
+Migrate dependency updates from Dependabot to the organization Renovate preset.

renovate.json

@@ -0,0 +1,34 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": [
+    "github>AgentsKit-io/.github"
+  ],
+  "packageRules": [
+    {
+      "description": "marked >=16 drops compatibility with marked-terminal@7 (peer marked >=1 <16) and no marked-terminal release supports 16+; stay on 15.x until it does",
+      "matchFileNames": [
+        "packages/ink/package.json"
+      ],
+      "matchPackageNames": [
+        "marked"
+      ],
+      "matchUpdateTypes": [
+        "major"
+      ],
+      "enabled": false
+    },
+    {
+      "description": "commander 15 requires node >=22.12.0; the CLI stays installable on node 20 LTS. Revisit when the node floor rises",
+      "matchFileNames": [
+        "packages/cli/package.json"
+      ],
+      "matchPackageNames": [
+        "commander"
+      ],
+      "matchUpdateTypes": [
+        "major"
+      ],
+      "enabled": false
+    }
+  ]
+}