feat(editor): Persist user's preferred display modes on localsStorage

[netroy]

Summary

This PR updates ndv store to persist user's preferred input/output displayMode to storage, so that app reloads don't switch NDV back to the schema view.

Review / Merge checklist

• PR title and summary are descriptive. (conventions)
• Docs updated or follow-up ticket created.
• Tests included.
• PR Labeled with release/backport (if the PR is an urgent fix that needs to be backported)

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

📢 Thoughts on this report? Let us know!

[github-actions]

⚠️ Some Cypress E2E specs are failing, please fix them before merging

[cypress]

n8n    Run #8132

Run Properties:   Failed #8132  •  2dd23c7b9f: 🌳 🖥️ browsers:node18.12.0-chrome107 🤖 netroy 🗃️ e2e/*

Project	n8n
Branch Review	persist-preferred-display-modes
Run status	Failed #8132
Run duration	08m 17s
Commit	2dd23c7b9f: 🌳 🖥️ browsers:node18.12.0-chrome107 🤖 netroy 🗃️ e2e/*
Committer	कारतोफ्फेलस्क्रिप्ट™
View all properties for this run ↗︎

---

Test results
Failures	14
Flaky	1
Pending	0
Skipped	0
Passing	385
View all changes introduced in this branch ↗︎

---

Tests for review

  5-ndv.cy.ts • 6 failed tests

View Output Video

Test		Artifacts
NDV > should disconect Switch outputs if rules order was changed		Screenshots Video
NDV > Should render xml and html tags as strings and can search		Screenshots Video
NDV > should keep search expanded after Test step node run		Screenshots Video
NDV > test output schema view > should switch to output schema view and validate it		Screenshots Video
NDV > test output schema view > should not display pagination for schema		Screenshots Video
NDV > test output schema view > should display large schema		Screenshots Video

  13-pinning.cy.ts • 4 failed tests

View Output Video

Test		Artifacts
Data pinning > Should be able to pin node output		Test Replay Screenshots Video
Data pinning > Should be able to set pinned data		Test Replay Screenshots Video
Data pinning > Should be duplicating pin data when duplicating node		Test Replay Screenshots Video
Data pinning > should use pin data in manual executions that are started by a webhook		Test Replay Screenshots Video

  30-langchain.cy.ts • 1 failed test

View Output Video

Test		Artifacts
Langchain Integration > should not show tool info notice if tools were used during execution		Test Replay Screenshots Video

  14-mapping.cy.ts • 1 failed test

View Output Video

Test		Artifacts
Data mapping > maps expressions from table json, and resolves value based on hover		Test Replay Screenshots Video

  14-data-transformation-expressions.cy.ts • 2 failed tests

View Output Video

Test		Artifacts
Data transformation expressions > $json + native array access		Test Replay Screenshots Video
Data transformation expressions > $json + n8n array methods		Test Replay Screenshots Video

The first 5 failed specs are shown, see all 36 specs in Cypress Cloud.

  e2e/19-execution.cy.ts • 1 flaky test

View Output Video

Test		Artifacts
Execution > connections should be colored differently for pinned data > when executing a node		Test Replay Screenshots Video