fix: Prevent panic in GetMetrics gRPC handler on invalid input (#1291)

Co-authored-by: Copilot <198982749+Copilot@users.noreply.github.com>
Co-authored-by: houseme <4829346+houseme@users.noreply.github.com>

crates/credentials/Cargo.toml

@@ -0,0 +1,21 @@
+[package]
+name = "rustfs-credentials"
+edition.workspace = true
+license.workspace = true
+repository.workspace = true
+rust-version.workspace = true
+version.workspace = true
+homepage.workspace = true
+description = "Credentials management utilities for RustFS, enabling secure handling of authentication and authorization data."
+keywords = ["rustfs", "Minio", "credentials", "authentication", "authorization"]
+categories = ["web-programming", "development-tools", "data-structures", "security"]
+
+[dependencies]
+base64-simd = { workspace = true }
+rand = { workspace = true }
+serde = { workspace = true }
+serde_json.workspace = true
+time = { workspace = true, features = ["serde-human-readable"] }
+
+[lints]
+workspace = true