Add autolabeler github workflow (#247)

Author: havardthom

.github/autolabeler-config.json

@@ -0,0 +1,71 @@
+
+{
+  "breaking change": [
+    {
+      "fileStatus": "renamed",
+      "includeGlobs": ["ct/**", "install/**", "misc/**", "turnkey/**", "vm/**"],
+      "excludeGlobs": []
+    },
+    {
+      "fileStatus": "removed", 
+      "includeGlobs": ["ct/**", "install/**", "misc/**", "turnkey/**", "vm/**"],
+      "excludeGlobs": []
+    }
+  ],
+  "new script": [
+    {
+      "fileStatus": "added",
+      "includeGlobs": ["ct/**", "install/**", "misc/**", "turnkey/**", "vm/**"],
+      "excludeGlobs": []
+    }
+  ],
+  "update script": [
+    {
+      "fileStatus": "modified",
+      "includeGlobs": ["ct/**", "install/**", "misc/**", "turnkey/**", "vm/**"],
+      "excludeGlobs": ["misc/build.func", "misc/install.func"]
+    }
+  ],
+  "delete script": [
+    {
+      "fileStatus": "removed", 
+      "includeGlobs": ["ct/**", "install/**", "misc/**", "turnkey/**", "vm/**"],
+      "excludeGlobs": []
+    }
+  ],
+  "rename script": [
+    {
+      "fileStatus": "renamed", 
+      "includeGlobs": ["ct/**", "install/**", "misc/**", "turnkey/**", "vm/**"],
+      "excludeGlobs": []
+    }
+  ],
+  "frontend": [
+    {
+      "fileStatus": null,
+      "includeGlobs": ["frontend/**"],
+      "excludeGlobs": []
+    }
+  ],
+  "documentation": [
+    {
+      "fileStatus": null,
+      "includeGlobs": ["json/**"],
+      "excludeGlobs": []
+    }
+  ],
+  "maintenance": [
+    {
+      "fileStatus": null,
+      "includeGlobs": ["*.md", ".github/**"],
+      "excludeGlobs": []
+    }
+  ],
+  "high risk": [
+    {
+      "fileStatus": null,
+      "includeGlobs": ["misc/build.func", "misc/install.func"],
+      "excludeGlobs": []
+    }
+  ]
+}

.github/workflows/autolabeler.yml

@@ -0,0 +1,65 @@
+name: Auto Label Pull Requests
+
+on:
+  pull_request_target:
+    branches: ["main"]
+    types: [opened, synchronize, reopened, edited]
+
+jobs:
+  autolabeler:
+    runs-on: ubuntu-latest
+    permissions:
+      pull-requests: write
+    env:
+      CONFIG_PATH: .github/autolabeler-config.json
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Install minimatch
+        run: npm install minimatch
+
+      - name: Label PR based on config rules
+        uses: actions/github-script@v7
+        with:
+          script: |
+            const fs = require('fs').promises;
+            const path = require('path');
+            const { minimatch } = require('minimatch');
+
+            const configPath = path.resolve(process.env.CONFIG_PATH);
+            const fileContent = await fs.readFile(configPath, 'utf-8');
+            const autolabelerConfig = JSON.parse(fileContent);
+ 
+            const prNumber = context.payload.pull_request.number;
+            const prListFilesResponse = await github.rest.pulls.listFiles({
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              pull_number: prNumber,
+            });
+            const prFiles = prListFilesResponse.data;
+
+            for (const [label, rules] of Object.entries(autolabelerConfig)) {
+              const shouldAddLabel = prFiles.some((prFile) => {
+                return rules.some((rule) => {
+                  const isFileStatusMatch = rule.fileStatus ? rule.fileStatus === prFile.status : true;
+                  const isIncludeGlobMatch = rule.includeGlobs.some((glob) => minimatch(prFile.filename, glob));
+                  const isExcludeGlobMatch = rule.excludeGlobs.some((glob) => minimatch(prFile.filename, glob));
+                  
+                  return isFileStatusMatch && isIncludeGlobMatch && !isExcludeGlobMatch;
+                });
+              });
+
+              if (shouldAddLabel) {
+                console.log(`Adding label ${label} to PR ${prNumber}`);
+                await github.rest.issues.addLabels({
+                  owner: context.repo.owner,
+                  repo: context.repo.repo,
+                  issue_number: prNumber,
+                  labels: [label],
+                });
+              }
+            }
+            
+
+