feat: Print snapshot URL after upload (#3167)

## Summary
- Adds `snapshot_url` (optional) to `CreateSnapshotResponse`
- Prints the snapshot URL after a successful upload so users can
navigate directly to it

Depends on companion sentry PR:
getsentry/sentry#109662

Fixes EME-898

---------

Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: runningcode

CHANGELOG.md

@@ -1,5 +1,11 @@
 # Changelog
 
+## Unreleased
+
+### Experimental Feature 🧑‍🔬 (internal-only)
+
+- Print snapshot URL after successful upload ([#3167](https://github.com/getsentry/sentry-cli/pull/3167)).
+
 ## 3.2.3
 
 ### Experimental Feature 🧑‍🔬 (internal-only)

src/api/data_types/snapshots.rs

@@ -10,6 +10,7 @@ use serde::{Deserialize, Serialize};
 pub struct CreateSnapshotResponse {
     pub artifact_id: String,
     pub image_count: u64,
+    pub snapshot_url: Option<String>,
 }
 
 // Keep in sync with https://github.com/getsentry/sentry/blob/master/src/sentry/preprod/snapshots/manifest.py

src/commands/build/snapshots.rs

@@ -123,6 +123,14 @@ pub fn execute(matches: &ArgMatches) -> Result<()> {
         }
     );
 
+    if let Some(url) = &response.snapshot_url {
+        println!(
+            "{} View snapshots at {}",
+            style(">").dim(),
+            style(url).cyan()
+        );
+    }
+
     Ok(())
 }