feat(browser): Expose langchain instrumentation

[nicohrubec]

We are exposing AI instrument methods for Langchain enabling users to use it directly from the browser SDK.

[github-actions]

size-limit report 📦

Path	Size	% Change	Change
@sentry/browser	24.8 kB	-	-
@sentry/browser - with treeshaking flags	23.31 kB	-	-
@sentry/browser (incl. Tracing)	41.54 kB	-	-
@sentry/browser (incl. Tracing, Profiling)	46.13 kB	-	-
@sentry/browser (incl. Tracing, Replay)	79.96 kB	-	-
@sentry/browser (incl. Tracing, Replay) - with treeshaking flags	69.69 kB	-	-
@sentry/browser (incl. Tracing, Replay with Canvas)	84.64 kB	-	-
@sentry/browser (incl. Tracing, Replay, Feedback)	96.88 kB	-	-
@sentry/browser (incl. Feedback)	41.48 kB	-	-
@sentry/browser (incl. sendFeedback)	29.49 kB	-	-
@sentry/browser (incl. FeedbackAsync)	34.47 kB	+0.09%	+28 B 🔺
@sentry/react	26.52 kB	-	-
@sentry/react (incl. Tracing)	43.74 kB	-	-
@sentry/vue	29.25 kB	-	-
@sentry/vue (incl. Tracing)	43.34 kB	-	-
@sentry/svelte	24.82 kB	-	-
CDN Bundle	27.21 kB	+0.1%	+27 B 🔺
CDN Bundle (incl. Tracing)	42.21 kB	+0.07%	+28 B 🔺
CDN Bundle (incl. Tracing, Replay)	78.75 kB	+0.04%	+27 B 🔺
CDN Bundle (incl. Tracing, Replay, Feedback)	84.2 kB	+0.04%	+28 B 🔺
CDN Bundle - uncompressed	79.96 kB	+0.09%	+64 B 🔺
CDN Bundle (incl. Tracing) - uncompressed	125.34 kB	+0.06%	+64 B 🔺
CDN Bundle (incl. Tracing, Replay) - uncompressed	241.37 kB	+0.03%	+64 B 🔺
CDN Bundle (incl. Tracing, Replay, Feedback) - uncompressed	254.13 kB	+0.03%	+64 B 🔺
@sentry/nextjs (client)	45.96 kB	-	-
@sentry/sveltekit (client)	41.9 kB	-	-
@sentry/node-core	51.19 kB	-	-
@sentry/node	159.36 kB	-0.01%	-1 B 🔽
@sentry/node - without tracing	92.82 kB	-0.01%	-1 B 🔽
@sentry/aws-serverless	108.08 kB	-0.01%	-1 B 🔽

View base workflow run

[RulaKhaled]

Nice work @nicohrubec