feat(agents): file navigation, web browsing, scratchpad tools, and write security guardrails #1246

Job	Run time
Test Apps Functionality	1m 40s
Test Electron Runtime (jira)	2m 10s
Test Apps Build (jira)	1m 3s
Test Electron Runtime (example)	1m 52s
Test Apps Integration	1m 35s
Test Electron Framework	1m 32s
Audit Dependencies (emr-dashboard, src/gaia/agents/emr/dashboard/electron)	49s
Audit Dependencies (electron-framework, src/gaia/electron)	1m 27s
Audit Dependencies (jira-app, src/gaia/apps/jira/webui)	2m 17s
Audit Dependencies (example-app, src/gaia/apps/example/webui)	2m 0s
Test Apps Build (example)	1m 47s
Test Apps Build (emr-dashboard)	43s
Test Summary	4s
	18m 59s

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