ci: add labeller and labels script

.github/labeler.yml

@@ -0,0 +1,45 @@
+version: v1
+labels:
+  - label: "semver:major"
+    sync: true # remove label if match failed, default: false
+    matcher:
+      title: ".*BREAKING.*"
+
+  - label: "semver:minor"
+    sync: true # remove label if match failed, default: false
+    matcher:
+      title: "^feat(?!.*BREAKING).*"
+
+  - label: "semver:patch"
+    sync: true # remove label if match failed, default: false
+    matcher:
+      title: "^fix(?!.*BREAKING).*"
+
+  - label: "maintenance"
+    sync: true # remove label if match failed, default: false
+    matcher:
+      title: "^chore(?!.*BREAKING).*"
+      files:
+        any:
+          - "package.json"
+
+  - label: "CI/CD"
+    sync: true # remove label if match failed, default: false
+    matcher:
+      files:
+        any:
+          - ".github/**"
+
+  - label: "docs"
+    sync: true # remove label if match failed, default: false
+    matcher:
+      files:
+        any:
+          - "**/*.md"
+
+  - label: "manifest"
+    sync: true # remove label if match failed, default: false
+    matcher:
+      files:
+        any:
+          - "action.yml"

.github/update-labels.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+
+REPO_NAME="iggy-rs/iggy"
+API_URL="https://api.github.com/repos/$REPO_NAME/labels"
+
+create_label() {
+  local name="$1"
+  local color="$2"
+  local description="$3"
+
+  curl -X POST -H "Authorization: token $GITHUB_TOKEN" -H "Accept: application/vnd.github.v3+json" \
+    -d '{"name": "'"$name"'", "color": "'"$color"'", "description": "'"$description"'"}' \
+    "$API_URL"
+}
+
+create_label "CI/CD" "93ecdb" "Pull requests bring CI/CD improvements."
+create_label "docs" "0075ca" "Improvements or additions to documentation."
+create_label "duplicate" "cfd3d7" "This issue or pull request already exists."
+create_label "maintenance" "ed4d86" "Maintenance work."
+create_label "manifest" "D93F0B" "Label for pull request that brings a patch change."
+create_label "semver:major" "8151c5" "Label for pull request that brings a major (BREAKING) change."
+create_label "semver:minor" "8af85b" "Label for pull request that brings a minor change."
+create_label "semver:patch" "fef2c0" "Label for pull request that brings a patch change."

.github/workflows/main-update-labels.yaml

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+name: Update repository labels
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - ".github/workflows/uptdate-label.yml"
+      - ".github/update-labels.sh"
+
+jobs:
+  checks:
+    name: Update labels
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+
+      - uses: actions/create-github-app-token@v1
+        id: app-token
+        with:
+          app-id: ${{ secrets.DEPLOY_APP_ID }}
+          private-key: ${{ secrets.DEPLOY_APP_KEY }}
+
+      - name: Call script
+        env:
+          GITHUB_TOKEN: ${{ steps.app-token.outputs.token }}
+        run: |
+          chmod +x .github/update-labels.sh
+          .github/update-labels.sh

.github/workflows/pull-request-relabelling.yaml

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+name: Relabelling
+on:
+  pull_request:
+
+jobs:
+  check-labels:
+    name: Relabelling
+    runs-on: ubuntu-latest
+    permissions:
+      pull-requests: write
+
+    steps:
+      - uses: actions/create-github-app-token@v1
+        id: app-token
+        with:
+          app-id: ${{ secrets.DEPLOY_APP_ID }}
+          private-key: ${{ secrets.DEPLOY_APP_KEY }}
+
+      # https://github.com/fuxingloh/multi-labeler
+      - name: labels
+        uses: fuxingloh/multi-labeler@v4
+        with:
+          github-token: ${{ steps.app-token.outputs.token }}