From 0822e02ca54b3c5fc4a7466377dc88bb69acfb3d Mon Sep 17 00:00:00 2001
From: bernard karaba <bkaraba14@gmail.com>
Date: Thu, 25 Sep 2025 10:30:17 +0300
Subject: [PATCH] create health check route

---
 Cargo.lock  | 65 ++++++++++++++++++++++++++++++++++++++++++++++++++++-
 Cargo.toml  |  3 +++
 src/main.rs | 21 +++++++++++++++--
 3 files changed, 86 insertions(+), 3 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index b1379af..d79a13d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -276,6 +276,9 @@ dependencies = [
  "axum",
  "clippy",
  "rustfmt",
+ "serde",
+ "serde_json",
+ "tokio",
 ]
 
 [[package]]
@@ -474,6 +477,16 @@ version = "0.2.175"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6a82ae493e598baaea5209805c49bbf2ea7de956d50d7da0da1164f9c6d28543"
 
+[[package]]
+name = "lock_api"
+version = "0.4.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "96936507f153605bddfcda068dd804796c84324ed2510809e5b2a624c81da765"
+dependencies = [
+ "autocfg 1.5.0",
+ "scopeguard",
+]
+
 [[package]]
 name = "log"
 version = "0.3.9"
@@ -551,6 +564,29 @@ version = "1.21.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "42f5e15c9953c5e4ccceeb2e7382a716482c34515315f7b03532b8b4e8393d2d"
 
+[[package]]
+name = "parking_lot"
+version = "0.12.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "70d58bf43669b5795d1576d0641cfb6fbb2057bf629506267a92807158584a13"
+dependencies = [
+ "lock_api",
+ "parking_lot_core",
+]
+
+[[package]]
+name = "parking_lot_core"
+version = "0.9.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bc838d2a56b5b1a6c25f55575dfc605fabb63bb2365f6c2353ef9159aa69e4a5"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "redox_syscall 0.5.17",
+ "smallvec",
+ "windows-targets",
+]
+
 [[package]]
 name = "percent-encoding"
 version = "2.3.2"
@@ -708,6 +744,15 @@ version = "0.1.57"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "41cc0f7e4d5d4544e8861606a285bb08d3e70712ccc7d2b84d7c0ccfaf4b05ce"
 
+[[package]]
+name = "redox_syscall"
+version = "0.5.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5407465600fb0548f1442edf71dd20683c6ed326200ace4b1ef0763521bb3b77"
+dependencies = [
+ "bitflags 2.9.3",
+]
+
 [[package]]
 name = "redox_users"
 version = "0.3.5"
@@ -715,7 +760,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "de0737333e7a9502c789a36d7c7fa6092a49895d4faa31ca5df163857ded2e9d"
 dependencies = [
  "getrandom",
- "redox_syscall",
+ "redox_syscall 0.1.57",
  "rust-argon2",
 ]
 
@@ -805,6 +850,12 @@ version = "1.0.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "28d3b2b1366ec20994f1fd18c3c594f05c5dd4bc44d8bb0c1c632c8d6829481f"
 
+[[package]]
+name = "scopeguard"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
+
 [[package]]
 name = "semver"
 version = "0.9.0"
@@ -874,6 +925,15 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "signal-hook-registry"
+version = "1.4.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b2a4719bff48cee6b39d12c020eeb490953ad2443b7055bd0b21fca26bd8c28b"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "slab"
 version = "0.4.11"
@@ -1000,10 +1060,13 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "89e49afdadebb872d3145a5638b59eb0691ea23e46ca484037cfab3b76b95038"
 dependencies = [
  "backtrace",
+ "bytes",
  "io-uring",
  "libc",
  "mio",
+ "parking_lot",
  "pin-project-lite",
+ "signal-hook-registry",
  "slab",
  "socket2",
  "tokio-macros",
diff --git a/Cargo.toml b/Cargo.toml
index 61b97f5..c3f2e40 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -5,6 +5,9 @@ edition = "2024"
 
 [dependencies]
 axum = "0.7"
+tokio = { version = "1.0", features = ["full"] }
+serde = { version = "1.0", features = ["derive"] }
+serde_json = "1.0"
 
 [dev-dependencies]
 clippy = "*"
diff --git a/src/main.rs b/src/main.rs
index e7a11a9..ed7bdb5 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,3 +1,20 @@
-fn main() {
-    println!("Hello, world!");
+use axum::{
+    routing::get,
+    Router,
+    Json,
+};
+use serde_json::{json, Value};
+
+#[tokio::main]
+async fn main() {
+    let app = Router::new()
+        .route("/", get(|| async { "Hello, World!" }))
+        .route("/health", get(health_check));
+
+    let listener = tokio::net::TcpListener::bind("0.0.0.0:3000").await.unwrap();
+    axum::serve(listener, app).await.unwrap();
+}
+
+async fn health_check() -> Json<Value> {
+    Json(json!({ "status": "ok" }))
 }