fix: make analyze-pr non-blocking and log Gemini response

- Log raw Gemini response for debugging when parsing fails
- Handle possible wrapper keys in response
- Make qa-before/qa-after run even if analyze-pr fails (only gate
  on resolve-matrix success)

.github/workflows/pr-qa.yaml

@@ -140,7 +140,7 @@ jobs:
       always() &&
       needs.resolve-matrix.outputs.skip != 'true' &&
       needs.resolve-matrix.outputs.mode == 'focused' &&
-      (needs.analyze-pr.result == 'success' || needs.analyze-pr.result == 'skipped')
+      needs.resolve-matrix.result == 'success'
     strategy:
       fail-fast: false
       matrix:
@@ -276,7 +276,7 @@ jobs:
     if: >-
       always() &&
       needs.resolve-matrix.outputs.skip != 'true' &&
-      (needs.analyze-pr.result == 'success' || needs.analyze-pr.result == 'skipped')
+      needs.resolve-matrix.result == 'success'
     strategy:
       fail-fast: false
       matrix: