feat(core): add API keys to DynamicConfig.auth and extend IdentityProvider token resolution

crates/alknet-core/Cargo.toml

@@ -38,6 +38,8 @@ ipnetwork = "0.21.1"
 arc-swap = "1"
 serde = { version = "1", features = ["derive"] }
 serde_json = "1"
+sha2 = "0.10"
+hex = "0.4"
 
 [dev-dependencies]
 alknet-core = { path = ".", features = ["testutil", "tls", "iroh"] }