renovate: enable blocky updates

renovate.json

@@ -1,5 +1,19 @@
 {
-    "$schema": "https://docs.renovatebot.com/renovate-schema.json",
-    "extends": ["config:recommended"],
-    "ignorePaths": ["**/friedhof/**"]
+	"$schema": "https://docs.renovatebot.com/renovate-schema.json",
+	"extends": ["config:recommended"],
+	"ignorePaths": ["**/friedhof/**"],
+	"regexManagers": [{
+		"fileMatch": ["blocky.yml$"],
+		"matchStrings": [
+			"blocky_version: (?<currentValue>v[\\d.]+)"
+		],
+		"datasourceTemplate": "github-releases",
+		"depNameTemplate": "0xERR0R/blocky"
+	}],
+	"packageRules": [{
+		"matchDatasources": ["github-releases"],
+		"matchDepNames": ["0xERR0R/blocky"],
+		"matchUpdateTypes": ["minor", "patch"],
+		"automerge": true
+	}]
 }