feat: Network buttons during advanced onboarding

[bergeron]

Description

New UI for customizing network RPC during advanced onboarding.

Related issues

Fixes:

Manual testing steps

1. build with yarn; ENABLE_NETWORK_UI_REDESIGN=1 yarn start
2. during onboarding, click advanced configuration
3. Should see the new network buttons, clicks not enabled yet

Screenshots/Recordings

Before

After

Pre-merge author checklist

• I've followed MetaMask Contributor Docs and MetaMask Extension Coding Standards.
• I've completed the PR template to the best of my ability
• I’ve included tests if applicable
• I’ve documented my code using JSDoc format if applicable
• I’ve applied the right labels on the PR (see labeling guidelines). Not required for external contributors.

Pre-merge reviewer checklist

• I've manually tested the PR (e.g. pull and build branch, run the app, test code being changed).
• I confirm that this PR addresses all acceptance criteria described in the ticket it closes and includes the necessary testing evidence such as recordings and or screenshots.

[github-actions]

CLA Signature Action: All authors have signed the CLA. You may need to manually re-run the blocking PR check if it doesn't pass in a few minutes.

[codecov]

Codecov Report

Attention: Patch coverage is 28.57143% with 10 lines in your changes missing coverage. Please review.

Project coverage is 65.68%. Comparing base (743f5ec) to head (ccbbc69).
Report is 3 commits behind head on develop.

Files	Patch %	Lines
...boarding-flow/privacy-settings/privacy-settings.js	23.08%	10 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop   #25276      +/-   ##
===========================================
- Coverage    65.68%   65.68%   -0.00%     
===========================================
  Files         1377     1377              
  Lines        54623    54630       +7     
  Branches     14320    14322       +2     
===========================================
+ Hits         35879    35883       +4     
- Misses       18744    18747       +3     

☔ View full report in Codecov by Sentry.
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[metamaskbot]

Builds ready [95430ac]

• builds: chrome, firefox
• builds (beta): chrome
• builds (flask): chrome, firefox
• builds (MMI): chrome, firefox
• builds (test): chrome, firefox
• builds (test-flask): chrome, firefox
• build viz: Build System
• mv3: Background Module Init Stats
• mv3: UI Init Stats
• mv3: Module Load Stats
• mv3: Bundle Size Stats
• mv2: E2e Actions Stats
• code coverage: Report
• storybook: Storybook
• typescript migration: Dashboard
• all artifacts
• bundle viz:

  • background: 0, 1, 2, 3, 4, 5
  • common: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
  • content-script: 0
  • offscreen: 0
  • ui: 0, 1, 10, 11, 2, 3, 4, 5, 6, 7, 8, 9

Page Load Metrics (52 ± 3 ms)

Platform	Page	Metric	Min (ms)	Max (ms)	Average (ms)	StandardDeviation (ms)	MarginOfError (ms)
Chrome	Home	firstPaint	64	105	85	10	5
		domContentLoaded	9	15	11	1	1
		load	44	66	52	6	3
		domInteractive	9	15	11	1	1

Bundle size diffs

• background: 0 Bytes (0.00%)
• ui: 1.81 KiB (0.03%)
• common: 0 Bytes (0.00%)

[salimtb]

Just did the QA for this , works as expected for me

[metamaskbot]

Builds ready [ccbbc69]

• builds: chrome, firefox
• builds (beta): chrome
• builds (flask): chrome, firefox
• builds (MMI): chrome, firefox
• builds (test): chrome, firefox
• builds (test-flask): chrome, firefox
• build viz: Build System
• mv3: Background Module Init Stats
• mv3: UI Init Stats
• mv3: Module Load Stats
• mv3: Bundle Size Stats
• mv2: E2e Actions Stats
• code coverage: Report
• storybook: Storybook
• typescript migration: Dashboard
• all artifacts
• bundle viz:

  • background: 0, 1, 2, 3, 4, 5
  • common: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
  • content-script: 0
  • offscreen: 0
  • ui: 0, 1, 10, 11, 2, 3, 4, 5, 6, 7, 8, 9

Page Load Metrics (46 ± 3 ms)

Platform	Page	Metric	Min (ms)	Max (ms)	Average (ms)	StandardDeviation (ms)	MarginOfError (ms)
Chrome	Home	firstPaint	64	107	78	11	5
		domContentLoaded	9	14	10	1	1
		load	39	65	46	7	3
		domInteractive	9	14	10	1	1

Bundle size diffs

• background: 0 Bytes (0.00%)
• ui: 1.95 KiB (0.03%)
• common: 0 Bytes (0.00%)