Add AI label review step to autolabeler workflow

.github/workflows/autolabeler.yml

@@ -112,3 +112,120 @@ jobs:
                 labels: Array.from(labelsToAdd),
               });
             }
+  ai-check:
+    needs: autolabeler
+    runs-on: ubuntu-latest
+    permissions:
+      pull-requests: write
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Load priority config
+        id: config
+        run: |
+          echo "priority=$(cat .github/label-priority.json)" >> $GITHUB_OUTPUT
+
+      - name: Fetch PR metadata
+        id: pr
+        uses: actions/github-script@v7
+        with:
+          script: |
+            const pr = context.payload.pull_request;
+            const files = await github.rest.pulls.listFiles({
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              pull_number: pr.number
+            });
+            return {
+              title: pr.title,
+              body: pr.body || "",
+              files: files.data.map(f => f.filename)
+            };
+
+      - name: AI Label Review
+        id: ai
+        uses: actions/github-script@v7
+        env:
+          OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY }}
+        with:
+          script: |
+            const fetch = require("node-fetch");
+            const prData = {
+              title: ${{ steps.pr.outputs.title }},
+              body: ${{ steps.pr.outputs.body }},
+              files: ${{ steps.pr.outputs.files }}
+            };
+
+            const prompt = `
+            You are a GitHub labeling bot.
+            Task:
+            - Analyze PR title, body, and file list.
+            - For each possible label, return a confidence score (0–1).
+            - Consider conflicts: bugfix vs refactor, feature vs breaking change.
+            - Output JSON: {"labels": [{"name":"bugfix","score":0.9}, {"name":"refactor","score":0.6}]}
+
+            Valid labels: [new script, update script, delete script, bugfix, feature, breaking change, maintenance, refactor, website, json, api, core, github, addon, pve-tool, vm].
+
+            PR data: ${JSON.stringify(prData)}
+            `;
+
+            const response = await fetch("https://api.openai.com/v1/chat/completions", {
+              method: "POST",
+              headers: {
+                "Content-Type": "application/json",
+                "Authorization": "Bearer " + process.env.OPENAI_API_KEY,
+              },
+              body: JSON.stringify({
+                model: "gpt-4.1-mini",
+                messages: [{role: "user", content: prompt}],
+                temperature: 0
+              })
+            });
+            const data = await response.json();
+            const labels = JSON.parse(data.choices[0].message.content).labels;
+            core.setOutput("labels", JSON.stringify(labels));
+
+      - name: Apply AI Labels
+        uses: actions/github-script@v7
+        with:
+          script: |
+            const raw = JSON.parse('${{ steps.ai.outputs.labels }}');
+            const prNumber = context.payload.pull_request.number;
+            const config = JSON.parse('${{ steps.config.outputs.priority }}');
+
+            let toApply = [];
+            let toSuggest = [];
+
+            raw.forEach(l => {
+              if (l.score >= 0.8) {
+                // check conflicts
+                const conflicts = config.conflicts[l.name] || [];
+                const hasStrongerConflict = conflicts.some(c => 
+                  raw.some(x => x.name === c && x.score >= 0.6 && config.priorities[c] >= config.priorities[l.name])
+                );
+                if (!hasStrongerConflict) {
+                  toApply.push(l.name);
+                }
+              } else if (l.score >= 0.5) {
+                toSuggest.push(`${l.name} (${Math.round(l.score*100)}%)`);
+              }
+            });
+
+            if (toApply.length > 0) {
+              await github.rest.issues.addLabels({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                issue_number: prNumber,
+                labels: toApply
+              });
+            }
+
+            if (toSuggest.length > 0) {
+              await github.rest.issues.createComment({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                issue_number: prNumber,
+                body: `🤖 AI suggests these possible labels (uncertain): ${toSuggest.join(", ")}`
+              });
+            }