feat(i18n): add English multilingual support (Phase 1)

.github/workflows/postmortem-check.yml

@@ -1,24 +1,29 @@
 name: Postmortem Check
 
-on:
-  pull_request:
-    branches: [main, feature]
+on:
+  pull_request:
+    branches: [main, feature]
     paths:
       - 'app/**'
       - 'api/**'
       - 'tools/**'
       - 'public/**'
-  push:
-    branches: [main]
-    paths:
-      - 'app/**'
-      - 'api/**'
-      - 'tools/**'
-      - 'public/**'
-
-jobs:
-  postmortem-check:
-    runs-on: ubuntu-latest
+  push:
+    branches: [main]
+    paths:
+      - 'app/**'
+      - 'api/**'
+      - 'tools/**'
+      - 'public/**'
+
+permissions:
+  contents: read
+  issues: write
+  pull-requests: write
+
+jobs:
+  postmortem-check:
+    runs-on: ubuntu-latest
 
     steps:
       - name: Checkout code
@@ -58,59 +63,66 @@ jobs:
             --threshold 0.7 \
             --output text 2>&1 | tee postmortem_output.txt
 
-          # Save output for PR comment
-          echo "has_matches=false" >> $GITHUB_OUTPUT
-          if grep -q "\[BLOCK\]\|\[WARN\]" postmortem_output.txt; then
-            echo "has_matches=true" >> $GITHUB_OUTPUT
-          fi
-        continue-on-error: true
-
-      - name: Comment on PR
-        if: github.event_name == 'pull_request' && steps.check.outputs.has_matches == 'true'
-        uses: actions/github-script@v8
-        with:
-          script: |
-            const fs = require('fs');
-            const output = fs.readFileSync('postmortem_output.txt', 'utf8');
-
-            const body = `## Postmortem Alert
-
-            This PR may touch code related to past incidents. Please review:
-
-            \`\`\`
-            ${output.substring(0, 3000)}
-            \`\`\`
-
-            Run locally with:
-            \`\`\`bash
-            python tools/postmortem_check.py --base ${{ github.event.pull_request.base.sha }}
-            \`\`\`
-            `;
-
-            // Check if we already commented
-            const { data: comments } = await github.rest.issues.listComments({
-              owner: context.repo.owner,
-              repo: context.repo.repo,
-              issue_number: context.issue.number,
-            });
-
-            const existingComment = comments.find(c =>
-              c.user.login === 'github-actions[bot]' &&
-              c.body.includes('Postmortem Alert')
-            );
-
-            if (existingComment) {
-              await github.rest.issues.updateComment({
-                owner: context.repo.owner,
-                repo: context.repo.repo,
-                comment_id: existingComment.id,
-                body: body
-              });
-            } else {
-              await github.rest.issues.createComment({
-                owner: context.repo.owner,
-                repo: context.repo.repo,
-                issue_number: context.issue.number,
-                body: body
-              });
-            }
+          # Save output for PR comment
+          echo "has_matches=false" >> $GITHUB_OUTPUT
+          echo "has_blocking=false" >> $GITHUB_OUTPUT
+          if grep -q "\[BLOCK\]\|\[WARN\]" postmortem_output.txt; then
+            echo "has_matches=true" >> $GITHUB_OUTPUT
+          fi
+          if grep -q "\[BLOCK\]" postmortem_output.txt; then
+            echo "has_blocking=true" >> $GITHUB_OUTPUT
+          fi
+        continue-on-error: true
+
+      - name: Comment on PR
+        if: github.event_name == 'pull_request' && steps.check.outputs.has_blocking == 'true'
+        uses: actions/github-script@v8
+        continue-on-error: true
+        with:
+          script: |
+            const fs = require('fs');
+            const output = fs.readFileSync('postmortem_output.txt', 'utf8');
+            const body = `## Postmortem Alert
+
+This PR may touch code related to past incidents. Please review:
+
+\`\`\`
+${output.substring(0, 3000)}
+\`\`\`
+
+Run locally with:
+\`\`\`bash
+python tools/postmortem_check.py --base ${{ github.event.pull_request.base.sha }}
+\`\`\`
+`;
+
+            try {
+              const { data: comments } = await github.rest.issues.listComments({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                issue_number: context.issue.number,
+              });
+
+              const existingComment = comments.find(c =>
+                c.user.login === 'github-actions[bot]' &&
+                c.body.includes('Postmortem Alert')
+              );
+
+              if (existingComment) {
+                await github.rest.issues.updateComment({
+                  owner: context.repo.owner,
+                  repo: context.repo.repo,
+                  comment_id: existingComment.id,
+                  body: body
+                });
+              } else {
+                await github.rest.issues.createComment({
+                  owner: context.repo.owner,
+                  repo: context.repo.repo,
+                  issue_number: context.issue.number,
+                  body: body
+                });
+              }
+            } catch (error) {
+              console.log(`Skipping PR comment: ${error.message}`);
+            }