chore: configure renovate to group and automerge dependencies

Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.26.1-alpine AS go_builder
+FROM golang:1.26.0-alpine AS go_builder
 
 ARG VERSION=dev
 ARG BUILD_DATE=unknown

renovate.json

@@ -2,6 +2,8 @@
   "extends": [
     "config:recommended"
   ],
+  "prConcurrentLimit": 1,
+  "prHourlyLimit": 1,
   "packageRules": [
     {
       "matchUpdateTypes": [
@@ -10,9 +12,10 @@
         "pin",
         "digest"
       ],
+      "groupName": "all-dependencies",
       "automerge": true,
-      "baseBranchPatterns": [
+      "matchPackageNames": [
-        "staging"
+        "*"
       ]
     }
   ]