diff --git a/Cargo.lock b/Cargo.lock
index 68660db..8e1ec7e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -349,12 +349,11 @@ dependencies = [
  "serde_json",
  "serial_test",
  "tempfile",
- "test-support",
- "test-utils",
  "thiserror 1.0.69",
  "tokio",
  "tracing",
  "tracing-subscriber",
+ "wiremock",
  "yaque",
 ]
 
diff --git a/crates/comenqd/Cargo.toml b/crates/comenqd/Cargo.toml
index 181c610..a54dd01 100644
--- a/crates/comenqd/Cargo.toml
+++ b/crates/comenqd/Cargo.toml
@@ -23,5 +23,4 @@ figment = { version = "0.10", default-features = false, features = ["env", "toml
 rstest = { workspace = true }
 tempfile = { workspace = true } # latest 3.x at time of writing; update as new patch versions release
 serial_test = "2"
-test-support = { path = "../../test-support" }
-test-utils = { path = "../test-utils" }
+wiremock = "0.6"
diff --git a/crates/comenqd/src/config.rs b/crates/comenqd/src/config.rs
index 8ff9b63..6f0bb6d 100644
--- a/crates/comenqd/src/config.rs
+++ b/crates/comenqd/src/config.rs
@@ -20,7 +20,7 @@ const DEFAULT_QUEUE_PATH: &str = "/var/lib/comenq/queue";
 const DEFAULT_COOLDOWN: u64 = 960;
 
 /// Runtime configuration for the daemon.
-#[derive(Debug, Deserialize, Serialize, PartialEq, Eq)]
+#[derive(Debug, Deserialize, Serialize, PartialEq, Eq, Clone)]
 pub struct Config {
     /// GitHub Personal Access Token.
     pub github_token: String,
@@ -119,17 +119,52 @@ mod tests {
     use tempfile::tempdir;
 
     mod env_guard {
-        include!(concat!(
-            env!("CARGO_MANIFEST_DIR"),
-            "/../../tests/support/env_guard.rs"
-        ));
-    }
+        //! Test helpers for managing environment variables.
+
+        #[derive(Debug)]
+        pub struct EnvVarGuard {
+            key: String,
+            original: Option<String>,
+        }
+
+        impl EnvVarGuard {
+            /// Set an environment variable for the lifetime of the returned guard.
+            pub fn set(key: &str, value: &str) -> Self {
+                let original = std::env::var(key).ok();
+                set_env_var(key, value);
+                Self {
+                    key: key.to_string(),
+                    original,
+                }
+            }
+        }
 
-    pub mod support {
-        pub use super::env_guard::{EnvVarGuard, remove_env_var, set_env_var};
+        impl Drop for EnvVarGuard {
+            fn drop(&mut self) {
+                match &self.original {
+                    Some(v) => set_env_var(&self.key, v),
+                    None => remove_env_var(&self.key),
+                }
+            }
+        }
+
+        /// Set an environment variable for tests.
+        ///
+        /// The nightly compiler marks `std::env::set_var` as `unsafe`.
+        /// Tests run serially so using it is acceptable here.
+        pub fn set_env_var(key: &str, value: &str) {
+            unsafe { std::env::set_var(key, value) };
+        }
+
+        /// Remove an environment variable for tests.
+        ///
+        /// `std::env::remove_var` is also `unsafe` on nightly.
+        pub fn remove_env_var(key: &str) {
+            unsafe { std::env::remove_var(key) };
+        }
     }
 
-    use support::{EnvVarGuard, remove_env_var};
+    use env_guard::{EnvVarGuard, remove_env_var};
 
     #[rstest]
     #[serial_test::serial]
diff --git a/crates/comenqd/src/daemon.rs b/crates/comenqd/src/daemon.rs
index 24fd3f2..90b8018 100644
--- a/crates/comenqd/src/daemon.rs
+++ b/crates/comenqd/src/daemon.rs
@@ -281,15 +281,27 @@ pub async fn run_worker(
 mod tests {
     //! Tests for the daemon tasks.
     use super::*;
-    use tempfile::tempdir;
-    use test_support::wait_for_file;
-    use test_utils::{octocrab_for, temp_config};
+    use octocrab::Octocrab;
+    use std::fs as stdfs;
+    use std::path::Path;
+    use std::sync::Arc;
+    use tempfile::{TempDir, tempdir};
     use tokio::io::AsyncWriteExt;
-    use tokio::net::{UnixListener, UnixStream};
+    use tokio::net::UnixStream;
     use tokio::sync::{mpsc, watch};
     use tokio::time::{Duration, sleep};
     use wiremock::matchers::{method, path};
     use wiremock::{Mock, MockServer, ResponseTemplate};
+    use yaque::Receiver;
+    fn temp_config(tmp: &TempDir) -> Config {
+        Config {
+            github_token: String::from("t"),
+            socket_path: tmp.path().join("sock"),
+            queue_path: tmp.path().join("q"),
+            cooldown_period_seconds: 1,
+        }
+    }
+
     fn cfg_with_cooldown(dir: &TempDir, secs: u64) -> Config {
         Config {
             cooldown_period_seconds: secs,
@@ -297,6 +309,28 @@ mod tests {
         }
     }
 
+    #[expect(clippy::expect_used, reason = "simplify test helper setup")]
+    fn octocrab_for(server: &MockServer) -> Arc<Octocrab> {
+        Arc::new(
+            Octocrab::builder()
+                .personal_token("t".to_string())
+                .base_uri(server.uri())
+                .expect("base_uri")
+                .build()
+                .expect("build octocrab"),
+        )
+    }
+
+    async fn wait_for_file(path: &Path, tries: u32, delay: Duration) -> bool {
+        for _ in 0..tries {
+            if path.exists() {
+                return true;
+            }
+            sleep(delay).await;
+        }
+        path.exists()
+    }
+
     async fn setup_run_worker(status: u16) -> (MockServer, Arc<Config>, Receiver, Arc<Octocrab>) {
         let dir = tempdir().expect("tempdir");
         let cfg = Arc::new(Config {
@@ -364,7 +398,7 @@ mod tests {
         let dir = tempdir().expect("tempdir");
         let queue_path = dir.path().join("q");
         let (sender, mut receiver) = channel(&queue_path).expect("channel");
-        let (client_tx, mut writer_rx) = mpsc::unbounded_channel();
+        let (client_tx, writer_rx) = mpsc::unbounded_channel();
         let writer = tokio::spawn(queue_writer(sender, writer_rx));
 
         let (mut client, server) = UnixStream::pair().expect("pair");
diff --git a/crates/comenqd/src/logging.rs b/crates/comenqd/src/logging.rs
index 14162c0..3c0ea55 100644
--- a/crates/comenqd/src/logging.rs
+++ b/crates/comenqd/src/logging.rs
@@ -20,7 +20,6 @@ where
     fmt()
         .with_env_filter(EnvFilter::from_default_env())
         .with_writer(writer)
-        .json()
         .init();
 }
 
@@ -66,7 +65,7 @@ mod tests {
     #[test]
     fn init_logging() {
         let buf = Arc::new(Mutex::new(Vec::new()));
-        std::env::set_var("RUST_LOG", "info");
+        unsafe { std::env::set_var("RUST_LOG", "info") };
         init_with_writer(BufMakeWriter { buf: buf.clone() });
         info!("captured");
         let output = String::from_utf8(buf.lock().expect("Failed to lock log buffer").clone())