From 40d8824f1e95d4cb137cb41ce561ce00f6bea8cc Mon Sep 17 00:00:00 2001
From: Shunsuke Hayashi <supernovasyun@gmail.com>
Date: Sat, 22 Nov 2025 17:07:13 +0900
Subject: [PATCH] chore: Add workflow issue-opened.yml

---
 .github/workflows/issue-opened.yml | 60 ++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 .github/workflows/issue-opened.yml

diff --git a/.github/workflows/issue-opened.yml b/.github/workflows/issue-opened.yml
new file mode 100644
index 0000000..44a0811
--- /dev/null
+++ b/.github/workflows/issue-opened.yml
@@ -0,0 +1,60 @@
+name: Issue Opened - Auto Label
+
+on:
+  issues:
+    types: [opened]
+
+jobs:
+  auto-label:
+    runs-on: ubuntu-latest
+    permissions:
+      issues: write
+      contents: read
+
+    steps:
+      - name: Auto-label new issue
+        uses: actions/github-script@v7
+        with:
+          script: |
+            const title = context.payload.issue.title.toLowerCase();
+            const body = (context.payload.issue.body || '').toLowerCase();
+            const text = `${title} ${body}`;
+
+            const labels = [];
+
+            // Type labels
+            if (text.includes('bug') || text.includes('error') || text.includes('fix')) {
+              labels.push('🐛 type:bug');
+            } else if (text.includes('feature') || text.includes('add') || text.includes('implement')) {
+              labels.push('✨ type:feature');
+            } else if (text.includes('doc') || text.includes('readme')) {
+              labels.push('📚 type:docs');
+            } else if (text.includes('refactor') || text.includes('cleanup')) {
+              labels.push('♻️ type:refactor');
+            } else if (text.includes('test') || text.includes('coverage')) {
+              labels.push('🧪 type:test');
+            }
+
+            // Priority
+            if (text.includes('urgent') || text.includes('critical')) {
+              labels.push('📊 priority:P0-Critical');
+            } else if (text.includes('important') || text.includes('high')) {
+              labels.push('⚠️ priority:P1-High');
+            } else {
+              labels.push('📊 priority:P2-Medium');
+            }
+
+            // State
+            labels.push('📥 state:pending');
+
+            // Phase
+            labels.push('🎯 phase:planning');
+
+            if (labels.length > 0) {
+              await github.rest.issues.addLabels({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                issue_number: context.payload.issue.number,
+                labels: labels
+              });
+            }