Use self hosted renovate to keep dependencies up to date

.github/renovate.js

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+module.exports = {
+    branchPrefix: 'test-renovate/',
+    dryRun: true,
+    username: 'renovate-release',
+    gitAuthor: 'Renovate Bot <bot@renovateapp.com>',
+    onboarding: false,
+    platform: 'github',
+    includeForks: false,
+    repositories: [
+        'hikhvar/mqtt2prometheus',
+    ],
+    packageRules: [
+        {
+            description: 'lockFileMaintenance',
+            matchUpdateTypes: [
+                'pin',
+                'digest',
+                'patch',
+                'minor',
+                'major',
+                'lockFileMaintenance',
+            ],
+            dependencyDashboardApproval: false,
+            stabilityDays: 10,
+        },
+    ],
+};

.github/workflows/renovate.yaml

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+name: Renovate
+on:
+  schedule:
+    # The "*" (#42, asterisk) character has special semantics in YAML, so this
+    # string has to be quoted.
+    - cron: '24 * * * *'
+jobs:
+  renovate:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Get token
+        id: get_token
+        uses: machine-learning-apps/actions-app-token@master
+        with:
+          APP_PEM: ${{ secrets.APP_PEM }}
+          APP_ID: ${{ secrets.APP_ID }}
+      
+      - name: Checkout
+        uses: actions/checkout@v2.0.0
+      
+      - name: Self-hosted Renovate
+        uses: renovatebot/github-action@v32.118.0
+        with:
+          configurationFile: .github/renovate.js
+          token: 'x-access-token:${{ steps.get_token.outputs.app_token }}'

renovate.json

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+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": [
+    "config:base",
+    ":automergeRequireAllStatusChecks",
+    ":separateMultipleMajorReleases",
+    ":separatePatchReleases",
+    ":renovatePrefix",
+    ":semanticPrefixChore",
+    ":prHourlyLimitNone",
+    ":prConcurrentLimit10"
+  ],
+  "automergeType": "pr",
+  "postUpdateOptions": [
+    "gomodTidy"
+  ],
+  "labels": [
+    "dependencies",
+    "versions",
+    "automated"
+  ],
+  "rebaseWhen": "behind-base-branch",
+  "stabilityDays": 10,
+  "internalChecksFilter": "strict"
+}