feat(core): POC trace attachments

[JPeer264]

Just a first implementation of trace attachments and see if they do work

(ref: #18474)

[github-actions]

size-limit report 📦

Path	Size	% Change	Change
⛔️ @sentry/browser (max: 25 kB)	25.14 kB	+1.2%	+296 B 🔺
@sentry/browser - with treeshaking flags	23.67 kB	+1.42%	+331 B 🔺
@sentry/browser (incl. Tracing)	41.86 kB	+0.66%	+271 B 🔺
@sentry/browser (incl. Tracing, Profiling)	46.44 kB	+0.56%	+256 B 🔺
@sentry/browser (incl. Tracing, Replay)	80.41 kB	+0.32%	+252 B 🔺
@sentry/browser (incl. Tracing, Replay) - with treeshaking flags	70.13 kB	+0.34%	+232 B 🔺
⛔️ @sentry/browser (incl. Tracing, Replay with Canvas) (max: 85 kB)	85.11 kB	+0.32%	+264 B 🔺
@sentry/browser (incl. Tracing, Replay, Feedback)	97.39 kB	+0.31%	+295 B 🔺
@sentry/browser (incl. Feedback)	41.88 kB	+0.76%	+314 B 🔺
@sentry/browser (incl. sendFeedback)	29.82 kB	+1.01%	+298 B 🔺
@sentry/browser (incl. FeedbackAsync)	34.84 kB	+0.91%	+311 B 🔺
@sentry/browser (incl. Metrics)	26.15 kB	+1.15%	+296 B 🔺
@sentry/browser (incl. Logs)	26.38 kB	+1.19%	+309 B 🔺
@sentry/browser (incl. Metrics & Logs)	27.12 kB	+1.12%	+299 B 🔺
@sentry/react	26.9 kB	+1.19%	+314 B 🔺
⛔️ @sentry/react (incl. Tracing) (max: 44 kB)	44.09 kB	+0.63%	+273 B 🔺
@sentry/vue	29.59 kB	+0.97%	+282 B 🔺
@sentry/vue (incl. Tracing)	43.67 kB	+0.62%	+265 B 🔺
⛔️ @sentry/svelte (max: 25 kB)	25.15 kB	+1.18%	+293 B 🔺
⛔️ CDN Bundle (max: 27.5 kB)	27.62 kB	+1.34%	+365 B 🔺
⛔️ CDN Bundle (incl. Tracing) (max: 42.5 kB)	42.5 kB	+0.63%	+266 B 🔺
CDN Bundle (incl. Tracing, Replay)	79.19 kB	+0.32%	+249 B 🔺
CDN Bundle (incl. Tracing, Replay, Feedback)	84.66 kB	+0.29%	+244 B 🔺
CDN Bundle - uncompressed	80.92 kB	+1.13%	+901 B 🔺
CDN Bundle (incl. Tracing) - uncompressed	126.3 kB	+0.72%	+894 B 🔺
CDN Bundle (incl. Tracing, Replay) - uncompressed	242.83 kB	+0.37%	+895 B 🔺
CDN Bundle (incl. Tracing, Replay, Feedback) - uncompressed	255.62 kB	+0.36%	+895 B 🔺
@sentry/nextjs (client)	46.46 kB	+0.61%	+281 B 🔺
⛔️ @sentry/sveltekit (client) (max: 42 kB)	42.21 kB	+0.6%	+248 B 🔺
⛔️ @sentry/node-core (max: 52 kB)	52.07 kB	+0.71%	+362 B 🔺
⛔️ @sentry/node (max: 162 kB)	162.41 kB	+0.29%	+466 B 🔺
@sentry/node - without tracing	93.47 kB	+0.36%	+328 B 🔺
@sentry/aws-serverless	109.11 kB	+0.43%	+461 B 🔺

View base workflow run

[github-actions]

node-overhead report 🧳

Note: This is a synthetic benchmark with a minimal express app and does not necessarily reflect the real-world performance impact in an application.

Scenario	Requests/s	% of Baseline	Prev. Requests/s	Change %
GET Baseline	9,180	-	10,769	-15%
GET With Sentry	1,770	19%	1,658	+7%
GET With Sentry (error only)	6,212	68%	7,175	-13%
POST Baseline	1,204	-	1,061	+13%
POST With Sentry	610	51%	491	+24%
POST With Sentry (error only)	1,076	89%	961	+12%
MYSQL Baseline	3,322	-	3,653	-9%
MYSQL With Sentry	470	14%	403	+17%
MYSQL With Sentry (error only)	2,722	82%	2,915	-7%

View base workflow run