ci: continue-on-error for cache steps (act_runner .gitignore flake)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

.github/workflows/ci.yml

@@ -84,6 +84,7 @@ jobs:
 
       - name: Cache Turborepo
         uses: actions/cache@v4
+        continue-on-error: true
         with:
           path: .turbo
           key: turbo-typecheck-${{ github.sha }}
@@ -138,6 +139,7 @@ jobs:
 
       - name: Cache Turborepo
         uses: actions/cache@v4
+        continue-on-error: true
         with:
           path: .turbo
           key: turbo-lint-${{ github.sha }}
@@ -255,6 +257,7 @@ jobs:
 
       - name: Cache Turborepo
         uses: actions/cache@v4
+        continue-on-error: true
         with:
           path: .turbo
           key: turbo-build-${{ github.sha }}
@@ -262,6 +265,7 @@ jobs:
 
       - name: Cache Next.js build
         uses: actions/cache@v4
+        continue-on-error: true
         with:
           path: apps/web/.next/cache
           key: nextjs-${{ hashFiles('pnpm-lock.yaml') }}-${{ github.sha }}
@@ -325,6 +329,7 @@ jobs:
       - name: Cache Playwright browsers
         id: playwright-cache
         uses: actions/cache@v4
+        continue-on-error: true
         with:
           path: ~/.cache/ms-playwright
           key: playwright-${{ hashFiles('apps/web/package.json') }}