core: type user and auth session timestamps

Cargo.lock

@@ -437,6 +437,7 @@ dependencies = [
  "serde_json",
  "serde_yaml",
  "thiserror",
+ "time",
 ]
 
 [[package]]
@@ -474,6 +475,7 @@ dependencies = [
  "serde_json",
  "sqlx",
  "thiserror",
+ "time",
  "tokio",
  "uuid",
 ]
@@ -588,6 +590,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7cd812cc2bc1d69d4764bd80df88b4317eaef9e773c75226407d9bc0876b211c"
 dependencies = [
  "powerfmt",
+ "serde_core",
 ]
 
 [[package]]
@@ -2450,6 +2453,7 @@ dependencies = [
  "sha2",
  "smallvec",
  "thiserror",
+ "time",
  "tokio",
  "tokio-stream",
  "tracing",
@@ -2533,6 +2537,7 @@ dependencies = [
  "sqlx-core",
  "stringprep",
  "thiserror",
+ "time",
  "tracing",
  "whoami",
 ]
@@ -2570,6 +2575,7 @@ dependencies = [
  "sqlx-core",
  "stringprep",
  "thiserror",
+ "time",
  "tracing",
  "whoami",
 ]
@@ -2594,6 +2600,7 @@ dependencies = [
  "serde_urlencoded",
  "sqlx-core",
  "thiserror",
+ "time",
  "tracing",
  "url",
 ]