feat: add webview to open terms and conditions

[guillermomachado]

What does this do?

Add a WebView screen to allow the app open the terms and conditions webpage or the website.

Simulator.Screen.Recording.-.iPhone.SE.3rd.generation.-.2025-01-10.at.12.09.28.mp4

[github-actions]

💯 Test Coverage

Lines	Statements	Branches	Functions
	51.61% (271/525)	44.34% (98/221)	38.34% (74/193)

😎 Tests Results

Tests	Skipped	Failures	Errors	Time
69	0 💤	0 ❌	0 🔥	28.286s ⏱️

👀 Tests Details • (52%)

File	% Stmts	% Branch	% Funcs	% Lines	Uncovered Line #s
All files	51.61	44.34	38.34	52.09
app	0	0	0	0
_layout.tsx	0	0	0	0	20–71
onboarding.tsx	0	100	0	0	9–44
sign-in.tsx	0	100	0	0	12–25
www.tsx	0	0	0	0	10–37
app/(app)	0	0	0	0
settings.tsx	0	0	0	0	15–20
style.tsx	0	100	0	0	10
components/settings	0	0	0	0
language-item.tsx	0	100	0	0	10–31

[fernandatoledo]

👏 👏