diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 63553c79..3d482398 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -18,7 +18,27 @@ jobs:
           rustup show
 
       - uses: Swatinem/rust-cache@v2
+        with:
+          shared-key: "build" # share the cache across jobs
 
       - name: build
         run: |
           cargo build --release --all-targets --all-features
+
+      # Sadly, `cargo build --locked` isn't enough to check that the lockfile
+      # is up to date, as it will happily run even if there are extra entries in
+      # there.
+      #
+      # It does, however, make sure that the file is not updated, which is quite
+      # unhelpful.
+      - name: ensure lockfile hasn't changed
+        run: |
+          if [[ -n "$(git status --porcelain Cargo.lock)" ]]; then
+            echo 'The Cargo.lock file was changed!'
+            git diff Cargo.lock
+            exit 1
+          fi
+
+      - name: clippy
+        run: |
+          cargo clippy --release --all-targets --all-features
diff --git a/.github/workflows/format.yaml b/.github/workflows/format.yaml
new file mode 100644
index 00000000..59e52738
--- /dev/null
+++ b/.github/workflows/format.yaml
@@ -0,0 +1,22 @@
+name: format
+
+on:
+  push:
+
+jobs:
+  cargo-fmt:
+    name: check formatting with cargo fmt
+    runs-on: ubuntu-latest
+    env:
+      CARGO_NET_GIT_FETCH_WITH_CLI: "true"
+      RUSTFLAGS: "-D warnings" # fail on warnings
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: install tools
+        run: |
+          rustup show
+
+      - name: check formatting
+        run: |
+          cargo fmt --all --check
diff --git a/.github/workflows/lint.yaml b/.github/workflows/lint.yaml
deleted file mode 100644
index ab0e2ec4..00000000
--- a/.github/workflows/lint.yaml
+++ /dev/null
@@ -1,43 +0,0 @@
-name: lint
-
-on:
-  push:
-
-jobs:
-  cargo-fmt:
-    name: check formatting with cargo fmt
-    runs-on: ubuntu-latest
-    env:
-      CARGO_NET_GIT_FETCH_WITH_CLI: "true"
-      RUSTFLAGS: "-D warnings" # fail on warnings
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: install tools
-        run: |
-          rustup show
-
-      - uses: Swatinem/rust-cache@v2
-
-      - name: check formatting
-        run: |
-          cargo fmt --all --check
-
-  cargo-clippy:
-    name: lint with cargo clippy
-    runs-on: ubuntu-latest
-    env:
-      CARGO_NET_GIT_FETCH_WITH_CLI: "true"
-      RUSTFLAGS: "-D warnings" # fail on warnings
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: install tools
-        run: |
-          rustup show
-
-      - uses: Swatinem/rust-cache@v2
-
-      - name: clippy
-        run: |
-          cargo clippy
diff --git a/.github/workflows/machete.yaml b/.github/workflows/machete.yaml
new file mode 100644
index 00000000..c05dfa5e
--- /dev/null
+++ b/.github/workflows/machete.yaml
@@ -0,0 +1,28 @@
+name: find unused dependencies
+
+on:
+  push:
+
+jobs:
+  cargo-machete:
+    name: find unused dependencies with cargo machete
+    runs-on: ubuntu-latest
+    env:
+      CARGO_NET_GIT_FETCH_WITH_CLI: "true"
+      RUSTFLAGS: "-D warnings" # fail on warnings
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: install tools
+        run: |
+          rustup show
+          cargo install cargo-machete
+
+      - uses: Swatinem/rust-cache@v2
+        with:
+          shared-key: "build" # share the cache across jobs
+          save-if: false
+
+      - name: find unused dependencies
+        run: |
+          cargo machete --with-metadata
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 65f111ac..1fcab186 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -18,6 +18,9 @@ jobs:
           rustup show
 
       - uses: Swatinem/rust-cache@v2
+        with:
+          shared-key: "build" # share the cache across jobs
+          save-if: false
 
       - name: run tests
-        run: cargo test
+        run: cargo test --release --all-targets --all-features
diff --git a/.gitignore b/.gitignore
index 428674ea..f3d2a7fb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,6 @@
 
 # direnv
 /.direnv
+
+# testing
+/tmp/empty
diff --git a/Cargo.lock b/Cargo.lock
index 5fac5e9e..20ba852f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -76,7 +76,7 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5ca11d4be1bab0c8bc8734a9aa7bf4ee8316d462a08c6ac5052f888fef5b494b"
 dependencies = [
- "windows-sys 0.48.0",
+ "windows-sys",
 ]
 
 [[package]]
@@ -86,7 +86,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f0699d10d2f4d628a98ee7b57b289abbc98ff3bad977cb3152709d4bf2330628"
 dependencies = [
  "anstyle",
- "windows-sys 0.48.0",
+ "windows-sys",
 ]
 
 [[package]]
@@ -239,17 +239,6 @@ version = "2.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "327762f6e5a765692301e5bb513e0d9fef63be86bbc14528052b1cd3e6f03e07"
 
-[[package]]
-name = "bstr"
-version = "0.2.17"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba3569f383e8f1598449f1a423e72e99569137b47740b1da11ef19af3d5c3223"
-dependencies = [
- "lazy_static",
- "memchr",
- "regex-automata 0.1.10",
-]
-
 [[package]]
 name = "bumpalo"
 version = "3.14.0"
@@ -287,7 +276,7 @@ dependencies = [
  "iana-time-zone",
  "num-traits",
  "serde",
- "windows-targets 0.48.5",
+ "windows-targets",
 ]
 
 [[package]]
@@ -344,19 +333,7 @@ checksum = "2674ec482fbc38012cf31e6c42ba0177b431a0cb6f15fe40efa5aab1bda516f6"
 dependencies = [
  "is-terminal",
  "lazy_static",
- "windows-sys 0.48.0",
-]
-
-[[package]]
-name = "console"
-version = "0.15.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c926e00cc70edefdc64d3a5ff31cc65bb97a3460097762bd23afb4d8145fccf8"
-dependencies = [
- "encode_unicode",
- "lazy_static",
- "libc",
- "windows-sys 0.45.0",
+ "windows-sys",
 ]
 
 [[package]]
@@ -394,37 +371,14 @@ dependencies = [
  "cfg-if",
 ]
 
-[[package]]
-name = "darling"
-version = "0.14.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7b750cb3417fd1b327431a470f388520309479ab0bf5e323505daf0290cd3850"
-dependencies = [
- "darling_core 0.14.4",
- "darling_macro 0.14.4",
-]
-
 [[package]]
 name = "darling"
 version = "0.20.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0209d94da627ab5605dcccf08bb18afa5009cfbef48d8a8b7d7bdbc79be25c5e"
 dependencies = [
- "darling_core 0.20.3",
- "darling_macro 0.20.3",
-]
-
-[[package]]
-name = "darling_core"
-version = "0.14.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "109c1ca6e6b7f82cc233a97004ea8ed7ca123a9af07a8230878fcfda9b158bf0"
-dependencies = [
- "fnv",
- "ident_case",
- "proc-macro2",
- "quote",
- "syn 1.0.109",
+ "darling_core",
+ "darling_macro",
 ]
 
 [[package]]
@@ -441,24 +395,13 @@ dependencies = [
  "syn 2.0.38",
 ]
 
-[[package]]
-name = "darling_macro"
-version = "0.14.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4aab4dbc9f7611d8b55048a3a16d2d010c2c8334e46304b40ac1cc14bf3b48e"
-dependencies = [
- "darling_core 0.14.4",
- "quote",
- "syn 1.0.109",
-]
-
 [[package]]
 name = "darling_macro"
 version = "0.20.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "836a9bbc7ad63342d6d6e7b815ccab164bc77a2d95d84bc3117a8c0d5c98e2d5"
 dependencies = [
- "darling_core 0.20.3",
+ "darling_core",
  "quote",
  "syn 2.0.38",
 ]
@@ -484,12 +427,6 @@ version = "1.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a26ae43d7bcc3b814de94796a5e736d4029efb0ee900c12e2d54c993ad1a1e07"
 
-[[package]]
-name = "encode_unicode"
-version = "0.3.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a357d28ed41a50f9c765dbfe56cbc04a64e53e5fc58ba79fbc34c10ef3df831f"
-
 [[package]]
 name = "encoding_rs"
 version = "0.8.33"
@@ -513,7 +450,7 @@ checksum = "136526188508e25c6fef639d7927dfb3e0e3084488bf202267829cf7fc23dbdd"
 dependencies = [
  "errno-dragonfly",
  "libc",
- "windows-sys 0.48.0",
+ "windows-sys",
 ]
 
 [[package]]
@@ -634,19 +571,6 @@ dependencies = [
  "slab",
 ]
 
-[[package]]
-name = "gdc_rust_types"
-version = "1.0.2"
-source = "git+https://github.com/hasura/gdc_rust_types.git?rev=3273434#3273434068400f836cf12ea08c514505446821cb"
-dependencies = [
- "indexmap 2.1.0",
- "openapiv3",
- "serde",
- "serde-enum-str",
- "serde_json",
- "serde_with 3.3.0",
-]
-
 [[package]]
 name = "getrandom"
 version = "0.2.10"
@@ -664,18 +588,6 @@ version = "0.28.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6fb8d784f27acf97159b40fc4db5ecd8aa23b9ad5ef69cdd136d3bc80665f0c0"
 
-[[package]]
-name = "goldenfile"
-version = "1.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e4a67453a3b358bd8213aedafd4feed75eecab9fb04bed26ba6fdf94694be560"
-dependencies = [
- "scopeguard",
- "similar-asserts",
- "tempfile",
- "yansi",
-]
-
 [[package]]
 name = "h2"
 version = "0.3.21"
@@ -889,7 +801,7 @@ checksum = "cb0889898416213fab133e1d33a0e5858a48177452750691bde3666d0fdbaf8b"
 dependencies = [
  "hermit-abi",
  "rustix",
- "windows-sys 0.48.0",
+ "windows-sys",
 ]
 
 [[package]]
@@ -1004,7 +916,7 @@ checksum = "3dce281c5e46beae905d4de1870d8b1509a9142b62eedf18b443b011ca8343d0"
 dependencies = [
  "libc",
  "wasi",
- "windows-sys 0.48.0",
+ "windows-sys",
 ]
 
 [[package]]
@@ -1038,7 +950,7 @@ dependencies = [
  "serde",
  "serde_derive",
  "serde_json",
- "serde_with 2.3.3",
+ "serde_with",
  "url",
 ]
 
@@ -1052,10 +964,7 @@ dependencies = [
  "axum-test-helper",
  "bytes",
  "clap",
- "gdc_rust_types",
- "goldenfile",
  "http",
- "indexmap 2.1.0",
  "mime",
  "ndc-client",
  "ndc-test",
@@ -1141,17 +1050,6 @@ version = "1.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dd8b5dd2ae5ed71462c540258bedcb51965123ad7e7ccf4b9a8cafaa4a63576d"
 
-[[package]]
-name = "openapiv3"
-version = "1.0.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "75e56d5c441965b6425165b7e3223cc933ca469834f4a8b4786817a1f9dc4f13"
-dependencies = [
- "indexmap 1.9.3",
- "serde",
- "serde_json",
-]
-
 [[package]]
 name = "openssl"
 version = "0.10.57"
@@ -1335,7 +1233,7 @@ dependencies = [
  "libc",
  "redox_syscall",
  "smallvec",
- "windows-targets 0.48.5",
+ "windows-targets",
 ]
 
 [[package]]
@@ -1590,7 +1488,7 @@ dependencies = [
  "errno",
  "libc",
  "linux-raw-sys",
- "windows-sys 0.48.0",
+ "windows-sys",
 ]
 
 [[package]]
@@ -1611,7 +1509,7 @@ version = "0.1.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0c3733bf4cf7ea0880754e19cb5a462007c4a8c1914bff372ccc95b464f1df88"
 dependencies = [
- "windows-sys 0.48.0",
+ "windows-sys",
 ]
 
 [[package]]
@@ -1685,36 +1583,6 @@ dependencies = [
  "serde_derive",
 ]
 
-[[package]]
-name = "serde-attributes"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6eb8ec7724e4e524b2492b510e66957fe1a2c76c26a6975ec80823f2439da685"
-dependencies = [
- "darling_core 0.14.4",
- "serde-rename-rule",
- "syn 1.0.109",
-]
-
-[[package]]
-name = "serde-enum-str"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "26416dc95fcd46b0e4b12a3758043a229a6914050aaec2e8191949753ed4e9aa"
-dependencies = [
- "darling 0.14.4",
- "proc-macro2",
- "quote",
- "serde-attributes",
- "syn 1.0.109",
-]
-
-[[package]]
-name = "serde-rename-rule"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "794e44574226fc701e3be5c651feb7939038fc67fb73f6f4dd5c4ba90fd3be70"
-
 [[package]]
 name = "serde_derive"
 version = "1.0.192"
@@ -1783,24 +1651,7 @@ dependencies = [
  "indexmap 1.9.3",
  "serde",
  "serde_json",
- "serde_with_macros 2.3.3",
- "time",
-]
-
-[[package]]
-name = "serde_with"
-version = "3.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1ca3b16a3d82c4088f343b7480a93550b3eabe1a358569c2dfe38bbcead07237"
-dependencies = [
- "base64 0.21.5",
- "chrono",
- "hex",
- "indexmap 1.9.3",
- "indexmap 2.1.0",
- "serde",
- "serde_json",
- "serde_with_macros 3.3.0",
+ "serde_with_macros",
  "time",
 ]
 
@@ -1810,19 +1661,7 @@ version = "2.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "881b6f881b17d13214e5d494c939ebab463d01264ce1811e9d4ac3a882e7695f"
 dependencies = [
- "darling 0.20.3",
- "proc-macro2",
- "quote",
- "syn 2.0.38",
-]
-
-[[package]]
-name = "serde_with_macros"
-version = "3.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2e6be15c453eb305019bfa438b1593c731f36a289a7853f7707ee29e870b3b3c"
-dependencies = [
- "darling 0.20.3",
+ "darling",
  "proc-macro2",
  "quote",
  "syn 2.0.38",
@@ -1846,26 +1685,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "similar"
-version = "2.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2aeaf503862c419d66959f5d7ca015337d864e9c49485d771b732e2a20453597"
-dependencies = [
- "bstr",
- "unicode-segmentation",
-]
-
-[[package]]
-name = "similar-asserts"
-version = "1.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e041bb827d1bfca18f213411d51b665309f1afb37a04a5d1464530e13779fc0f"
-dependencies = [
- "console",
- "similar",
-]
-
 [[package]]
 name = "slab"
 version = "0.4.9"
@@ -1907,7 +1726,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7b5fac59a5cb5dd637972e5fca70daf0523c9067fcdc4842f053dae04a18f8e9"
 dependencies = [
  "libc",
- "windows-sys 0.48.0",
+ "windows-sys",
 ]
 
 [[package]]
@@ -1975,7 +1794,7 @@ dependencies = [
  "fastrand",
  "redox_syscall",
  "rustix",
- "windows-sys 0.48.0",
+ "windows-sys",
 ]
 
 [[package]]
@@ -2067,7 +1886,7 @@ dependencies = [
  "signal-hook-registry",
  "socket2 0.5.5",
  "tokio-macros",
- "windows-sys 0.48.0",
+ "windows-sys",
 ]
 
 [[package]]
@@ -2329,12 +2148,6 @@ dependencies = [
  "tinyvec",
 ]
 
-[[package]]
-name = "unicode-segmentation"
-version = "1.10.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1dd624098567895118886609431a7c3b8f516e41d30e0643f03d94592a147e36"
-
 [[package]]
 name = "url"
 version = "2.4.1"
@@ -2508,16 +2321,7 @@ version = "0.48.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e686886bc078bc1b0b600cac0147aadb815089b6e4da64016cbd754b6342700f"
 dependencies = [
- "windows-targets 0.48.5",
-]
-
-[[package]]
-name = "windows-sys"
-version = "0.45.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "75283be5efb2831d37ea142365f009c02ec203cd29a3ebecbc093d52315b66d0"
-dependencies = [
- "windows-targets 0.42.2",
+ "windows-targets",
 ]
 
 [[package]]
@@ -2526,22 +2330,7 @@ version = "0.48.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "677d2418bec65e3338edb076e806bc1ec15693c5d0104683f2efe857f61056a9"
 dependencies = [
- "windows-targets 0.48.5",
-]
-
-[[package]]
-name = "windows-targets"
-version = "0.42.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8e5180c00cd44c9b1c88adb3693291f1cd93605ded80c250a75d472756b4d071"
-dependencies = [
- "windows_aarch64_gnullvm 0.42.2",
- "windows_aarch64_msvc 0.42.2",
- "windows_i686_gnu 0.42.2",
- "windows_i686_msvc 0.42.2",
- "windows_x86_64_gnu 0.42.2",
- "windows_x86_64_gnullvm 0.42.2",
- "windows_x86_64_msvc 0.42.2",
+ "windows-targets",
 ]
 
 [[package]]
@@ -2550,93 +2339,51 @@ version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9a2fa6e2155d7247be68c096456083145c183cbbbc2764150dda45a87197940c"
 dependencies = [
- "windows_aarch64_gnullvm 0.48.5",
- "windows_aarch64_msvc 0.48.5",
- "windows_i686_gnu 0.48.5",
- "windows_i686_msvc 0.48.5",
- "windows_x86_64_gnu 0.48.5",
- "windows_x86_64_gnullvm 0.48.5",
- "windows_x86_64_msvc 0.48.5",
+ "windows_aarch64_gnullvm",
+ "windows_aarch64_msvc",
+ "windows_i686_gnu",
+ "windows_i686_msvc",
+ "windows_x86_64_gnu",
+ "windows_x86_64_gnullvm",
+ "windows_x86_64_msvc",
 ]
 
-[[package]]
-name = "windows_aarch64_gnullvm"
-version = "0.42.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "597a5118570b68bc08d8d59125332c54f1ba9d9adeedeef5b99b02ba2b0698f8"
-
 [[package]]
 name = "windows_aarch64_gnullvm"
 version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2b38e32f0abccf9987a4e3079dfb67dcd799fb61361e53e2882c3cbaf0d905d8"
 
-[[package]]
-name = "windows_aarch64_msvc"
-version = "0.42.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e08e8864a60f06ef0d0ff4ba04124db8b0fb3be5776a5cd47641e942e58c4d43"
-
 [[package]]
 name = "windows_aarch64_msvc"
 version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dc35310971f3b2dbbf3f0690a219f40e2d9afcf64f9ab7cc1be722937c26b4bc"
 
-[[package]]
-name = "windows_i686_gnu"
-version = "0.42.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c61d927d8da41da96a81f029489353e68739737d3beca43145c8afec9a31a84f"
-
 [[package]]
 name = "windows_i686_gnu"
 version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a75915e7def60c94dcef72200b9a8e58e5091744960da64ec734a6c6e9b3743e"
 
-[[package]]
-name = "windows_i686_msvc"
-version = "0.42.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "44d840b6ec649f480a41c8d80f9c65108b92d89345dd94027bfe06ac444d1060"
-
 [[package]]
 name = "windows_i686_msvc"
 version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8f55c233f70c4b27f66c523580f78f1004e8b5a8b659e05a4eb49d4166cca406"
 
-[[package]]
-name = "windows_x86_64_gnu"
-version = "0.42.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8de912b8b8feb55c064867cf047dda097f92d51efad5b491dfb98f6bbb70cb36"
-
 [[package]]
 name = "windows_x86_64_gnu"
 version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "53d40abd2583d23e4718fddf1ebec84dbff8381c07cae67ff7768bbf19c6718e"
 
-[[package]]
-name = "windows_x86_64_gnullvm"
-version = "0.42.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "26d41b46a36d453748aedef1486d5c7a85db22e56aff34643984ea85514e94a3"
-
 [[package]]
 name = "windows_x86_64_gnullvm"
 version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0b7b52767868a23d5bab768e390dc5f5c55825b6d30b86c844ff2dc7414044cc"
 
-[[package]]
-name = "windows_x86_64_msvc"
-version = "0.42.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9aec5da331524158c6d1a4ac0ab1541149c0b9505fde06423b02f5ef0106b9f0"
-
 [[package]]
 name = "windows_x86_64_msvc"
 version = "0.48.5"
@@ -2650,11 +2397,5 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "524e57b2c537c0f9b1e69f1965311ec12182b4122e45035b1508cd24d2adadb1"
 dependencies = [
  "cfg-if",
- "windows-sys 0.48.0",
+ "windows-sys",
 ]
-
-[[package]]
-name = "yansi"
-version = "1.0.0-rc.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1367295b8f788d371ce2dbc842c7b709c73ee1364d30351dd300ec2203b12377"
diff --git a/flake.nix b/flake.nix
index cd48b27b..c9ba9e74 100644
--- a/flake.nix
+++ b/flake.nix
@@ -30,11 +30,14 @@
           pkgs.cargo-edit
           pkgs.cargo-machete
           pkgs.cargo-nextest
+          pkgs.cargo-watch
           pkgs.clippy
           pkgs.rust-analyzer
           pkgs.rustPlatform.rustcSrc
           pkgs.rustc
           pkgs.rustfmt
+
+          pkgs.just
         ];
 
         buildInputs = pkgs.lib.optionals pkgs.stdenv.isDarwin [
diff --git a/justfile b/justfile
index cdd09d29..ed40c3c5 100644
--- a/justfile
+++ b/justfile
@@ -1,23 +1,30 @@
+check: format-check build lint test
+
+build:
+  cargo build --all-targets --all-features
+
 # re-build on code changes, and run the reference agent each time a build is
 # successful
 dev:
+  mkdir -p ./tmp/empty
   cargo watch \
     -x test \
     -x 'run --bin ndc_hub_example \
-    -- serve --configuration <(echo 'null') \
+    -- serve --configuration ./tmp/empty \
     --otlp-endpoint http://localhost:4317'
 
-# reformat everything
 format:
   cargo fmt --all
 
-# is everything formatted?
 format-check:
   cargo fmt --all --check
 
-# run `clippy` linter
-lint *FLAGS:
-  cargo clippy {{FLAGS}}
+lint:
+  cargo clippy --all-targets --all-features
+  cargo machete --with-metadata
+
+lint-apply:
+  cargo clippy --fix --all-targets --all-features
 
-lint-apply *FLAGS:
-  cargo clippy --fix {{FLAGS}}
+test:
+  cargo test --all-targets --all-features
diff --git a/rust-connector-sdk/Cargo.toml b/rust-connector-sdk/Cargo.toml
index ab2ff5fb..0579ddca 100644
--- a/rust-connector-sdk/Cargo.toml
+++ b/rust-connector-sdk/Cargo.toml
@@ -46,4 +46,3 @@ url = "2.4.1"
 
 [dev-dependencies]
 axum-test-helper = "0.3.0"
-goldenfile = "^1.6.0"