chore: add labeler bot

Signed-off-by: Min Zhang <minzhang@redhat.com>

Author: minmzzhang

.github/labeler.yml

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+# Controller related changes
+area/controller:
+  - changed-files:
+    - any-glob-to-any-file: 
+      - 'controllers/**/*'
+      - 'main.go'
+
+# Daemon related changes
+area/daemon:
+  - changed-files:
+    - any-glob-to-any-file: 'daemon/**/*'
+
+# CNI plugin related changes
+area/cni:
+  - changed-files:
+    - any-glob-to-any-file: 'cni/**/*'
+
+# Plugin related changes
+area/plugin:
+  - changed-files:
+    - any-glob-to-any-file: 'internal/**/*'
+
+# API/CRD changes
+area/api:
+  - changed-files:
+    - any-glob-to-any-file:
+      - 'api/**/*'
+      - 'config/crd/**/*'
+
+# Configuration changes
+area/config:
+  - changed-files:
+    - any-glob-to-any-file: 'config/**/*'
+
+# Documentation changes
+area/docs:
+  - changed-files:
+    - any-glob-to-any-file:
+      - 'document/**/*'
+      - 'README.md'
+      - '**/*.md'
+      - 'CONTRIBUTING.md'
+      - 'MAINTAINERS.md'
+
+# Test related changes
+area/testing:
+  - changed-files:
+    - any-glob-to-any-file:
+      - '**/*_test.go'
+      - '**/test/**/*'
+      - 'testing/**/*'
+      - 'e2e-test/**/*'
+
+# CI/CD and workflow changes
+area/ci:
+  - changed-files:
+    - any-glob-to-any-file:
+      - '.github/**/*'
+      - 'Makefile'
+      - '**/Makefile'
+      - '**/*.yaml'
+      - '**/*.yml'
+      - 'Dockerfile*'
+      - '**/Dockerfile*'
+
+# Dependencies
+area/dependencies:
+  - changed-files:
+    - any-glob-to-any-file:
+      - 'go.mod'
+      - 'go.sum'
+      - '**/go.mod'
+      - '**/go.sum'
+
+# Language specific labels
+language/go:
+  - changed-files:
+    - any-glob-to-any-file: '**/*.go'
+
+language/yaml:
+  - changed-files:
+    - any-glob-to-any-file: 
+      - '**/*.yaml'
+      - '**/*.yml'
+
+language/shell:
+  - changed-files:
+    - any-glob-to-any-file: '**/*.sh'
+
+# Commit type labels based on branch names (conventional commits style)
+kind/feat:
+  - head-branch: ['^feat/', '^feature/', 'feat-', 'feature-']
+
+kind/fix:
+  - head-branch: ['^fix/', '^bugfix/', 'fix-', 'bugfix-', 'hotfix/']
+
+kind/chore:
+  - head-branch: ['^chore/', 'chore-']
+
+kind/docs:
+  - head-branch: ['^docs/', '^doc/', 'docs-', 'doc-']
+
+kind/ci:
+  - head-branch: ['^ci/', 'ci-']
+
+kind/refactor:
+  - head-branch: ['^refactor/', 'refactor-']
+
+enhancement:
+  - head-branch: ['^enhancement/', '^enhance/', 'enhancement-', 'enhance-']
+
+# Target branch labels
+release:
+  - base-branch: 'main'

.github/workflows/commit-labeler.yml

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+name: "Commit Message Labeler"
+
+on:
+  pull_request:
+    types: [opened, synchronize, reopened, edited]
+
+permissions:
+  contents: read
+  pull-requests: write
+
+jobs:
+  commit-labeler:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Assign Labels from Conventional Commits
+        uses: actions/github-script@v7
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          script: |
+            const { owner, repo, number } = context.issue;
+            
+            // Get all commits in the PR
+            const commits = await github.rest.pulls.listCommits({
+              owner,
+              repo,
+              pull_number: number
+            });
+            
+            const commitTypes = new Set();
+            
+            // Parse commit messages to extract types
+            commits.data.forEach(commit => {
+              const message = commit.commit.message;
+              const match = message.match(/^(feat|feature|fix|bugfix|hotfix|chore|docs?|refactor|revert|enhancement|enhance)(?:\(.+\))?:/);
+              if (match) {
+                commitTypes.add(match[1]);
+              }
+            });
+            
+            // Map commit types to labels
+            const labelMap = {
+              'feat': 'kind/feat',
+              'feature': 'kind/feat',
+              'fix': 'kind/fix',
+              'bugfix': 'kind/fix', 
+              'hotfix': 'kind/fix',
+              'chore': 'kind/chore',
+              'docs': 'kind/docs',
+              'doc': 'kind/docs',
+              'refactor': 'kind/refactor',
+              'revert': 'kind/revert',
+              'enhancement': 'enhancement',
+              'enhance': 'enhancement'
+            };
+            
+            // Apply labels based on commit types found
+            for (const commitType of commitTypes) {
+              const label = labelMap[commitType];
+              if (label) {
+                try {
+                  await github.rest.issues.addLabels({
+                    owner,
+                    repo,
+                    issue_number: number,
+                    labels: [label]
+                  });
+                  console.log(`Applied label: ${label} (from commit type: ${commitType})`);
+                } catch (error) {
+                  console.error(`Failed to apply label ${label}:`, error.message);
+                }
+              }
+            }
+            
+            console.log(`Processed ${commits.data.length} commits, found types: ${Array.from(commitTypes).join(', ')}`);
+            console.log(`Applied labels: ${Array.from(commitTypes).map(t => labelMap[t]).filter(Boolean).join(', ')}`);
+            
+            return {
+              commitTypes: Array.from(commitTypes),
+              labelsApplied: Array.from(commitTypes).map(t => labelMap[t]).filter(Boolean)
+            };

.github/workflows/labeler.yml

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+name: "Pull Request Labeler"
+
+on:
+  - pull_request_target
+
+permissions:
+  contents: read
+  pull-requests: write
+
+jobs:
+  labeler:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Apply labels
+        uses: actions/labeler@v5
+        with:
+          configuration-path: .github/labeler.yml
+          repo-token: ${{ secrets.GITHUB_TOKEN }}