diff --git a/Cargo.lock b/Cargo.lock
index 4a37473..b67c47f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -82,16 +82,6 @@ version = "1.0.100"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a23eb6b1614318a8071c9b2521f36b424b2c83db5eb3a0fead4a6c0809af6e61"
 
-[[package]]
-name = "assert-json-diff"
-version = "2.0.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "47e4f2b81832e72834d7518d8487a0396a28cc408186a2e8854c0f98011faf12"
-dependencies = [
- "serde",
- "serde_json",
-]
-
 [[package]]
 name = "atoi"
 version = "2.0.0"
@@ -107,12 +97,6 @@ version = "1.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1505bd5d3d116872e7271a6d4e16d81d0c8570876c8de68093a09ac269d8aac0"
 
-[[package]]
-name = "auto-future"
-version = "1.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3c1e7e457ea78e524f48639f551fd79703ac3f2237f5ecccdf4708f8a75ad373"
-
 [[package]]
 name = "autocfg"
 version = "1.5.0"
@@ -195,17 +179,16 @@ dependencies = [
 
 [[package]]
 name = "axum-test"
-version = "17.3.0"
+version = "18.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0eb1dfb84bd48bad8e4aa1acb82ed24c2bb5e855b659959b4e03b4dca118fcac"
+checksum = "cf48df8b4be768081e11b7bb6d50e7dd96a3616b0b728f9e8d49bfbd8116f3c6"
 dependencies = [
  "anyhow",
- "assert-json-diff",
- "auto-future",
  "axum",
  "bytes",
  "bytesize",
  "cookie",
+ "expect-json",
  "http",
  "http-body-util",
  "hyper",
@@ -567,6 +550,15 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "email_address"
+version = "0.2.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e079f19b08ca6239f47f8ba8509c11cf3ea30095831f7fed61441475edd8c449"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "encoding_rs"
 version = "0.8.35"
@@ -582,6 +574,17 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "877a4ace8713b0bcf2a4e7eec82529c029f1d0619886d18145fea96c3ffe5c0f"
 
+[[package]]
+name = "erased-serde"
+version = "0.4.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "89e8918065695684b2b0702da20382d5ae6065cf3327bc2d6436bd49a71ce9f3"
+dependencies = [
+ "serde",
+ "serde_core",
+ "typeid",
+]
+
 [[package]]
 name = "errno"
 version = "0.3.14"
@@ -614,6 +617,35 @@ dependencies = [
  "pin-project-lite",
 ]
 
+[[package]]
+name = "expect-json"
+version = "1.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "aaf3355a7ef83e52c9383ab0c7719acd1da54be5fed7c6572d87ddc4d8589753"
+dependencies = [
+ "chrono",
+ "email_address",
+ "expect-json-macros",
+ "num",
+ "regex",
+ "serde",
+ "serde_json",
+ "thiserror 2.0.17",
+ "typetag",
+ "uuid",
+]
+
+[[package]]
+name = "expect-json-macros"
+version = "1.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "24ff9262e5b5f9760f60c57ada4fffd25201ae9fefd426f29f097dcc573d86e6"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "fastrand"
 version = "2.3.0"
@@ -1134,6 +1166,15 @@ dependencies = [
  "hashbrown 0.16.1",
 ]
 
+[[package]]
+name = "inventory"
+version = "0.3.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bc61209c082fbeb19919bee74b176221b27223e27b65d781eb91af24eb1fb46e"
+dependencies = [
+ "rustversion",
+]
+
 [[package]]
 name = "ipnet"
 version = "2.11.0"
@@ -1368,6 +1409,20 @@ dependencies = [
  "windows-sys 0.61.2",
 ]
 
+[[package]]
+name = "num"
+version = "0.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "35bd024e8b2ff75562e5f34e7f4905839deb4b22955ef5e73d2fea1b9813cb23"
+dependencies = [
+ "num-bigint",
+ "num-complex",
+ "num-integer",
+ "num-iter",
+ "num-rational",
+ "num-traits",
+]
+
 [[package]]
 name = "num-bigint"
 version = "0.4.6"
@@ -1394,6 +1449,15 @@ dependencies = [
  "zeroize",
 ]
 
+[[package]]
+name = "num-complex"
+version = "0.4.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "73f88a1307638156682bada9d7604135552957b7818057dcef22705b4d509495"
+dependencies = [
+ "num-traits",
+]
+
 [[package]]
 name = "num-conv"
 version = "0.1.0"
@@ -1420,6 +1484,17 @@ dependencies = [
  "num-traits",
 ]
 
+[[package]]
+name = "num-rational"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f83d14da390562dca69fc84082e73e548e1ad308d24accdedd2720017cb37824"
+dependencies = [
+ "num-bigint",
+ "num-integer",
+ "num-traits",
+]
+
 [[package]]
 name = "num-traits"
 version = "0.2.19"
@@ -1659,9 +1734,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.103"
+version = "1.0.104"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5ee95bc4ef87b8d5ba32e8b7714ccc834865276eab0aed5c9958d00ec45f49e8"
+checksum = "9695f8df41bb4f3d222c95a67532365f569318332d03d5f3f67f37b20e6ebdf0"
 dependencies = [
  "unicode-ident",
 ]
@@ -1805,6 +1880,18 @@ dependencies = [
  "bitflags",
 ]
 
+[[package]]
+name = "regex"
+version = "1.12.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "843bc0191f75f3e22651ae5f1e72939ab2f72a4bc30fa80a066bd66edefc24d4"
+dependencies = [
+ "aho-corasick",
+ "memchr",
+ "regex-automata",
+ "regex-syntax",
+]
+
 [[package]]
 name = "regex-automata"
 version = "0.4.13"
@@ -2852,12 +2939,42 @@ version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e421abadd41a4225275504ea4d6566923418b7f05506fbc9c0fe86ba7396114b"
 
+[[package]]
+name = "typeid"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bc7d623258602320d5c55d1bc22793b57daff0ec7efc270ea7d55ce1d5f5471c"
+
 [[package]]
 name = "typenum"
 version = "1.19.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "562d481066bde0658276a35467c4af00bdc6ee726305698a55b86e61d7ad82bb"
 
+[[package]]
+name = "typetag"
+version = "0.2.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "be2212c8a9b9bcfca32024de14998494cf9a5dfa59ea1b829de98bac374b86bf"
+dependencies = [
+ "erased-serde",
+ "inventory",
+ "once_cell",
+ "serde",
+ "typetag-impl",
+]
+
+[[package]]
+name = "typetag-impl"
+version = "0.2.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "27a7a9b72ba121f6f1f6c3632b85604cac41aedb5ddc70accbebb6cac83de846"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "unicode-bidi"
 version = "0.3.18"
diff --git a/Cargo.toml b/Cargo.toml
index d219f0d..1e39c14 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -26,5 +26,5 @@ ipnet = "2.9"
 urlencoding = "2.1"
 
 [dev-dependencies]
-axum-test = "17.0"
+axum-test = "18.0"
 tempfile = "3.0"