fix(client): Option enabled: false ensures no events are sent

[krystofwoldrich]

📢 Type of change

• Bugfix

📜 Description

Introduced in getsentry/sentry-javascript#9101 client.options.enabled check was moved from _processEvent to _sendEnvelope

💡 Motivation and Context

• fixes How to disable Sentry when in development using Expo? #3603

💚 How did you test it?

sample expo app and unit tests

📝 Checklist

• I reviewed submitted code
• I added tests to verify changes
• No new PII added or SDK only sends newly added PII if sendDefaultPII is enabled
• All tests passing
• No breaking changes

🔮 Next steps

[github-actions]

Android (legacy) Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	449.76 ms	467.68 ms	17.92 ms
Size	17.73 MiB	19.91 MiB	2.17 MiB

Baseline results on branch: main

Startup times

Revision	Plain	With Sentry	Diff
3853f43	329.68 ms	346.32 ms	16.64 ms
e2b64fe	316.88 ms	330.23 ms	13.35 ms
1d86dd6	405.14 ms	411.06 ms	5.92 ms
9433f35	347.64 ms	356.22 ms	8.58 ms
34aba08	328.10 ms	342.84 ms	14.74 ms
8900e1a+dirty	430.68 ms	456.13 ms	25.44 ms
e73f4ed+dirty	332.96 ms	354.33 ms	21.37 ms
e5c9b8b	409.02 ms	426.66 ms	17.64 ms
acadc0f+dirty	373.24 ms	381.51 ms	8.27 ms
ad6c299	375.94 ms	382.02 ms	6.08 ms

App size

Revision	Plain	With Sentry	Diff
3853f43	17.73 MiB	19.81 MiB	2.08 MiB
e2b64fe	17.73 MiB	19.80 MiB	2.07 MiB
1d86dd6	17.73 MiB	19.86 MiB	2.12 MiB
9433f35	17.73 MiB	19.81 MiB	2.08 MiB
34aba08	17.73 MiB	19.80 MiB	2.07 MiB
8900e1a+dirty	17.73 MiB	19.75 MiB	2.01 MiB
e73f4ed+dirty	17.73 MiB	20.04 MiB	2.31 MiB
e5c9b8b	17.73 MiB	19.83 MiB	2.10 MiB
acadc0f+dirty	17.73 MiB	19.75 MiB	2.01 MiB
ad6c299	17.73 MiB	19.75 MiB	2.02 MiB

[github-actions]

iOS (legacy) Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	1216.15 ms	1222.38 ms	6.23 ms
Size	2.36 MiB	2.91 MiB	558.14 KiB

Baseline results on branch: main

Startup times

Revision	Plain	With Sentry	Diff
80b2ce3+dirty	1265.92 ms	1268.60 ms	2.69 ms
d7401ac+dirty	1252.38 ms	1275.04 ms	22.66 ms
e5c9b8b+dirty	1258.57 ms	1267.32 ms	8.75 ms
acadc0f+dirty	1264.38 ms	1290.06 ms	25.68 ms
728164b+dirty	1256.10 ms	1259.08 ms	2.98 ms
3ffcddd+dirty	1244.47 ms	1264.14 ms	19.67 ms
9a3ca65+dirty	1247.06 ms	1274.58 ms	27.52 ms
457e29f+dirty	1253.94 ms	1269.18 ms	15.24 ms
12427f4+dirty	1267.15 ms	1271.30 ms	4.15 ms
2534337+dirty	1225.08 ms	1230.26 ms	5.17 ms

App size

Revision	Plain	With Sentry	Diff
80b2ce3+dirty	2.36 MiB	2.84 MiB	486.98 KiB
d7401ac+dirty	2.36 MiB	2.83 MiB	481.14 KiB
e5c9b8b+dirty	2.36 MiB	2.87 MiB	520.43 KiB
acadc0f+dirty	2.36 MiB	2.83 MiB	480.37 KiB
728164b+dirty	2.36 MiB	2.88 MiB	530.38 KiB
3ffcddd+dirty	2.36 MiB	2.84 MiB	489.60 KiB
9a3ca65+dirty	2.36 MiB	2.82 MiB	462.89 KiB
457e29f+dirty	2.36 MiB	2.87 MiB	520.67 KiB
12427f4+dirty	2.36 MiB	2.88 MiB	530.38 KiB
2534337+dirty	2.36 MiB	2.88 MiB	525.47 KiB

[kahest]

LGTM, thanks for adding the tests 👍