feat: shield entry modal fullscreen

[lionellbriones]

Description

Add fullscreen view for shield entry modal

Changelog

CHANGELOG entry:

Related issues

Fixes:

Manual testing steps

1. Go to this page...

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.

[metamaskbot]

Builds ready [618c948]

• builds: chrome, firefox
• builds (beta): chrome, firefox
• builds (flask): chrome, firefox
• builds (test): chrome, firefox
• builds (test-flask): chrome, firefox
• bundle size: Bundle Size Stats
• user-actions-benchmark: User Actions Stats
• storybook: Storybook
• typescript migration: Dashboard
• all artifacts
• bundle viz:

  • background: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
  • common: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14
  • ui: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16
  • content-script: 0
  • offscreen: 0

UI Startup Metrics (1229 ± 103 ms)

Platform	BuildType	Page	Metric	Mean (ms)	Min (ms)	Max (ms)	Std Dev (ms)	P 75 (ms)	P 95 (ms)
Chrome	Browserify	Standard Home	uiStartup	1229	1056	1713	103	1277	1407
			load	1059	918	1493	96	1115	1220
			domContentLoaded	1052	912	1483	95	1109	1215
			domInteractive	22	14	81	13	20	60
			firstPaint	662	152	1512	419	1052	1194
			backgroundConnect	231	214	342	14	234	244
			firstReactRender	27	20	55	7	29	43
			getState	20	7	56	8	23	39
			initialActions	0	0	1	0	0	1
			loadScripts	829	699	1234	92	883	988
			setupStore	11	7	35	4	12	18
			numNetworkReqs	13	6	76	20	6	72
	Browserify	Power User Home	uiStartup	1993	1779	2909	293	2149	2909
			load	1054	916	1624	207	1289	1624
			domContentLoaded	1046	910	1611	205	1278	1611
			domInteractive	30	15	77	20	55	77
			firstPaint	601	95	1618	479	961	1618
			backgroundConnect	243	226	312	19	244	312
			firstReactRender	28	24	41	4	28	41
			getState	181	159	211	18	205	211
			initialActions	0	0	1	0	1	1
			loadScripts	813	681	1310	193	1049	1310
			setupStore	14	9	28	6	16	28
			numNetworkReqs	119	75	247	65	167	247
	Webpack	Standard Home	uiStartup	770	645	1083	83	775	1020
			load	554	505	866	77	545	797
			domContentLoaded	546	499	847	74	539	782
			domInteractive	15	11	55	8	14	38
			firstPaint	218	53	858	210	179	771
			backgroundConnect	25	10	74	13	28	55
			firstReactRender	27	17	38	7	32	35
			getState	10	5	17	3	12	15
			initialActions	0	0	1	0	0	1
			loadScripts	544	497	840	73	537	774
			setupStore	11	5	29	4	12	16
			numNetworkReqs	14	6	78	20	8	74
	Webpack	Power User Home	uiStartup	1244	1132	1708	136	1298	1708
			load	643	559	930	115	789	930
			domContentLoaded	623	550	899	103	722	899
			domInteractive	26	12	70	21	49	70
			firstPaint	314	119	905	216	563	905
			backgroundConnect	58	17	230	58	92	230
			firstReactRender	26	24	28	1	27	28
			getState	143	104	162	19	153	162
			initialActions	0	0	1	0	0	1
			loadScripts	619	548	889	100	712	889
			setupStore	9	6	26	5	9	26
			numNetworkReqs	107	70	169	39	164	169
Firefox	Browserify	Standard Home	uiStartup	1485	1292	1991	128	1529	1791
			load	1256	1108	1580	88	1308	1426
			domContentLoaded	1256	1108	1580	88	1307	1426
			domInteractive	117	35	324	55	119	238
			firstPaint	-	-	-	-	-	-
			backgroundConnect	46	27	146	20	51	88
			firstReactRender	26	21	47	4	27	35
			getState	10	4	190	20	7	17
			initialActions	0	0	1	0	0	1
			loadScripts	1227	1083	1559	83	1282	1374
			setupStore	15	7	196	20	14	35
			numNetworkReqs	12	6	69	15	7	58
	Browserify	Power User Home	uiStartup	2447	2052	3027	292	2687	3027
			load	1369	1183	1871	241	1598	1871
			domContentLoaded	1369	1183	1870	241	1598	1870
			domInteractive	209	73	610	185	432	610
			firstPaint	-	-	-	-	-	-
			backgroundConnect	140	37	523	143	206	523
			firstReactRender	45	31	85	15	55	85
			getState	133	69	195	34	160	195
			initialActions	1	0	6	1	1	6
			loadScripts	1306	1158	1821	207	1542	1821
			setupStore	24	7	77	19	36	77
			numNetworkReqs	131	69	220	59	189	220
	Webpack	Standard Home	uiStartup	1618	1394	2187	145	1666	1930
			load	1385	1209	1662	103	1466	1605
			domContentLoaded	1385	1209	1662	103	1466	1604
			domInteractive	103	31	350	44	112	186
			firstPaint	-	-	-	-	-	-
			backgroundConnect	49	26	254	30	57	111
			firstReactRender	30	22	80	11	31	49
			getState	10	3	186	20	7	32
			initialActions	0	0	1	0	0	1
			loadScripts	1354	1190	1615	99	1438	1553
			setupStore	15	6	80	14	14	55
			numNetworkReqs	13	6	68	17	7	66
	Webpack	Power User Home	uiStartup	2606	2191	3553	405	2817	3553
			load	1533	1281	2036	238	1791	2036
			domContentLoaded	1532	1281	2036	238	1790	2036
			domInteractive	198	37	711	197	393	711
			firstPaint	-	-	-	-	-	-
			backgroundConnect	90	42	209	52	138	209
			firstReactRender	39	29	53	8	48	53
			getState	144	85	223	42	191	223
			initialActions	1	0	1	0	1	1
			loadScripts	1501	1245	2000	235	1746	2000
			setupStore	37	10	163	39	56	163
			numNetworkReqs	133	64	309	79	228	309

📊 Page Load Benchmark Results

Current Commit: 618c948 | Date: 11/6/2025

📄 Localhost MetaMask Test Dapp

Samples: 100

Summary

• pageLoadTime-> current mean value: 1.06s (±45ms) 🟡 | historical mean value: 1.05s ⬆️ (historical data)
• domContentLoaded-> current mean value: 737ms (±40ms) 🟢 | historical mean value: 730ms ⬆️ (historical data)
• firstContentfulPaint-> current mean value: 79ms (±13ms) 🟢 | historical mean value: 78ms ⬆️ (historical data)

📈 Detailed Results

Metric	Mean	Std Dev	Min	Max	P95	P99
pageLoadTime	1.06s	45ms	1.02s	1.35s	1.09s	1.35s
domContentLoaded	737ms	40ms	704ms	1.00s	776ms	1.00s
firstPaint	79ms	13ms	60ms	188ms	92ms	188ms
firstContentfulPaint	79ms	13ms	60ms	188ms	92ms	188ms
largestContentfulPaint	0ms	0ms	0ms	0ms	0ms	0ms

Bundle size diffs [🚨 Warning! Bundle size has increased!]

• background: 58 Bytes (0%)
• ui: 70 Bytes (0%)
• common: -39 Bytes (0%)