chore: add renovate bot config

plays/emma.yml

@@ -26,6 +26,7 @@
   roles:
     - role: any.tools.restic
       vars:
+        # renovate: datasource=github-releases depName=restic/restic
         restic_version: "0.18.1"
     - role: any.tools.otel-cli
       vars:
@@ -34,6 +35,7 @@
     - role: any.software.restic-rest
       vars:
         restic_rest_data_dir: "/mnt/data1/restic-rest"
+        # renovate: datasource=github-releases depName=restic/rest-server
         restic_rest_version: "0.12.1"
 
 - name: Set up OTEL collector

renovate.json

@@ -0,0 +1,20 @@
+{
+    "platform": "forgejo",
+    "endpoint": "https://git.rustybever.be",
+    "repositories": [
+        "Chewing_Bever/homelab"
+    ],
+    "enabledManagers": [
+        "custom.regex"
+    ],
+    "customManagers": [
+    {
+      "customType": "regex",
+      "managerFilePatterns": ["/plays/.*\\.yml$/"],
+      "matchStrings": [
+        "#\\s*renovate:\\s*(datasource=(?<datasource>.*?) )?depName=(?<depName>.*?)( versioning=(?<versioning>.*?))?\\s*\\w*:\\s*(?<currentValue>.*)\\s"
+      ],
+      "versioningTemplate": "{{#if versioning}}{{{versioning}}}{{else}}semver{{/if}}"
+    }
+  ]
+}