ci: make Codecov upload non-blocking

Allow transient Codecov/OIDC upload failures without turning otherwise passing test jobs red.

Authored by OpenClaw (model: gpt-5.4)

Author: njzjz-bot

.github/workflows/test_cc.yml

@@ -98,7 +98,9 @@ jobs:
           ENABLE_JAX: ${{ matrix.enable_tensorflow && '1' || '0' }}
           ENABLE_PADDLE: ${{ matrix.enable_paddle && '1' || '0' }}
         if: ${{ !matrix.check_memleak }}
-      - uses: codecov/codecov-action@v6
+      - name: Upload coverage to Codecov (non-blocking)
+        uses: codecov/codecov-action@v6
+        continue-on-error: true
         with:
           use_oidc: true
     permissions:

.github/workflows/test_python.yml

@@ -76,7 +76,9 @@ jobs:
           name: split-${{ matrix.python }}-${{ matrix.group }}
           path: .test_durations_${{ matrix.group }}
           include-hidden-files: true
-      - uses: codecov/codecov-action@v6
+      - name: Upload coverage to Codecov (non-blocking)
+        uses: codecov/codecov-action@v6
+        continue-on-error: true
         with:
           use_oidc: true
     permissions: