fix(rpc): alias health/health.snapshot/health.status/health.get to health_snapshot (#3566) (#3743)

Co-authored-by: Claude <noreply@anthropic.com>

app/src/services/rpcMethods.ts

@@ -114,6 +114,14 @@ export const LEGACY_METHOD_ALIASES: Record<string, CoreRpcMethod> = {
   'openhuman.providers_list_models': CORE_RPC_METHODS.inferenceListModels,
   'openhuman.inference_embed': CORE_RPC_METHODS.embeddingsEmbed,
   health_snapshot: CORE_RPC_METHODS.healthSnapshot,
+  // Dotted / bare health probes from older clients and SDK callers (#3566,
+  // Sentry CORE-2C). No distinct status/get handler exists — the snapshot
+  // already carries the health verdict — so all four alias to the snapshot.
+  // Keep in sync with src/core/legacy_aliases.rs (drift guard enforces it).
+  health: CORE_RPC_METHODS.healthSnapshot,
+  'health.get': CORE_RPC_METHODS.healthSnapshot,
+  'health.snapshot': CORE_RPC_METHODS.healthSnapshot,
+  'health.status': CORE_RPC_METHODS.healthSnapshot,
   // `openhuman.system_info` was used by older clients / SDK callers before the
   // method was namespaced as `openhuman.health_system_info`.
   // Sentry CORE-RUST-G0 — https://sentry.tinyhumans.ai/organizations/tinyhumans/issues/6340/

src/core/legacy_aliases.rs

@@ -154,6 +154,17 @@ const LEGACY_ALIASES: &[(&str, &str)] = &[
     // bare `health_snapshot` (no namespace prefix) was used by older clients
     // before the canonical `openhuman.health_snapshot` form was established.
     ("health_snapshot", "openhuman.health_snapshot"),
+    // Dotted / bare health probes from older clients and SDK callers (#3566,
+    // Sentry CORE-2C). The canonical method is `openhuman.health_snapshot`
+    // (namespace `health`, function `snapshot`); these legacy spellings fell
+    // through to the unknown-method path and produced Sentry noise. There is no
+    // distinct `status`/`get` health handler — the snapshot already carries the
+    // health verdict (`healthy`/`degraded`/`critical_unhealthy`), so all four
+    // variants alias to the snapshot.
+    ("health", "openhuman.health_snapshot"),
+    ("health.get", "openhuman.health_snapshot"),
+    ("health.snapshot", "openhuman.health_snapshot"),
+    ("health.status", "openhuman.health_snapshot"),
     // `openhuman.system_info` was used by older clients / SDK callers before
     // the method was namespaced under `health` as `openhuman.health_system_info`.
     // Sentry CORE-RUST-G0 — https://sentry.tinyhumans.ai/organizations/tinyhumans/issues/6340/
@@ -479,6 +490,35 @@ mod tests {
         );
     }
 
+    #[test]
+    fn resolve_legacy_rewrites_health_probe_variants() {
+        // #3566 / Sentry CORE-2C: older clients and SDK callers issued the
+        // health snapshot under several legacy spellings (bare `health`, and
+        // the dotted `health.snapshot` / `health.status` / `health.get`).
+        // There is no distinct status/get handler, so every variant must
+        // resolve to the canonical `openhuman.health_snapshot`.
+        for legacy in ["health", "health.get", "health.snapshot", "health.status"] {
+            assert_eq!(
+                resolve_legacy(legacy),
+                "openhuman.health_snapshot",
+                "expected health probe variant {legacy} to resolve to the snapshot method",
+            );
+        }
+    }
+
+    #[test]
+    fn resolve_legacy_bare_health_snapshot_regression() {
+        // Sentry CORE-2C regression guard: bare `health_snapshot` (no
+        // namespace prefix) must keep resolving to the canonical method. The
+        // CORE-2C events were stale (release 0.53.43 predated the alias added
+        // in #2853), but this lock-in proves the alias still fires on the
+        // exact-match resolver so the bare form can never regress.
+        assert_eq!(
+            resolve_legacy("health_snapshot"),
+            "openhuman.health_snapshot",
+        );
+    }
+
     #[test]
     fn resolve_legacy_rewrites_system_info() {
         // Sentry CORE-RUST-G0: older clients called `openhuman.system_info`