Remove any recoil reference from project (#18250)

## Remove all Recoil references and replace with Jotai

### Summary

- Removed every occurrence of Recoil from the entire codebase, replacing
with Jotai equivalents where applicable
- Updated `README.md` tech stack: `Recoil` → `Jotai`
- Rewrote documentation code examples to use
`createAtomState`/`useAtomState` instead of `atom`/`useRecoilState`, and
removed `RecoilRoot` wrappers
- Cleaned up source code comment and Cursor rules that referenced Recoil
- Applied changes across all 13 locale translations (ar, cs, de, es, fr,
it, ja, ko, pt, ro, ru, tr, zh)

.github/workflows/ci-zapier.yaml

@@ -27,7 +27,7 @@ jobs:
     needs: changed-files-check
     if: needs.changed-files-check.outputs.any_changed == 'true'
     timeout-minutes: 30
-    runs-on: ubuntu-latest
+    runs-on: depot-ubuntu-24.04
     strategy:
       matrix:
         task: [lint, typecheck, test, validate]
@@ -52,7 +52,7 @@ jobs:
   ci-zapier-status-check:
     if: always() && !cancelled()
     timeout-minutes: 5
-    runs-on: ubuntu-latest
+    runs-on: depot-ubuntu-24.04
     needs: [changed-files-check, zapier-test]
     steps:
       - name: Fail job if any needs failed