Include git hash in version

Cargo.lock

@@ -437,6 +437,12 @@ dependencies = [
  "zeroize",
 ]
 
+[[package]]
+name = "deranged"
+version = "0.3.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7684a49fb1af197853ef7b2ee694bc1f5b4179556f1e5710e1760c5db6f5e929"
+
 [[package]]
 name = "digest"
 version = "0.10.7"
@@ -1023,6 +1029,15 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "num_threads"
+version = "0.1.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2819ce041d2ee131036f4fc9d6ae7ae125a3a40e97ba64d04fe799ad9dabbb44"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "object"
 version = "0.31.1"
@@ -1779,6 +1794,7 @@ dependencies = [
  "tokio",
  "tracing",
  "tracing-subscriber",
+ "vergen",
  "walkdir",
 ]
 
@@ -1825,6 +1841,36 @@ dependencies = [
  "once_cell",
 ]
 
+[[package]]
+name = "time"
+version = "0.3.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b0fdd63d58b18d663fbdf70e049f00a22c8e42be082203be7f26589213cd75ea"
+dependencies = [
+ "deranged",
+ "itoa",
+ "libc",
+ "num_threads",
+ "serde",
+ "time-core",
+ "time-macros",
+]
+
+[[package]]
+name = "time-core"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7300fbefb4dadc1af235a9cef3737cea692a9d97e1b9cbcd4ebdae6f8868e6fb"
+
+[[package]]
+name = "time-macros"
+version = "0.2.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eb71511c991639bb078fd5bf97757e03914361c48100d52878b8e52b46fb92cd"
+dependencies = [
+ "time-core",
+]
+
 [[package]]
 name = "tinyvec"
 version = "1.6.0"
@@ -2056,6 +2102,17 @@ version = "0.2.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "accd4ea62f7bb7a82fe23066fb0957d48ef677f6eeb8215f372f52e48bb32426"
 
+[[package]]
+name = "vergen"
+version = "8.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bbc5ad0d9d26b2c49a5ab7da76c3e79d3ee37e7821799f8223fcb8f2f391a2e7"
+dependencies = [
+ "anyhow",
+ "rustversion",
+ "time",
+]
+
 [[package]]
 name = "version_check"
 version = "0.9.4"

Cargo.toml

@@ -17,6 +17,7 @@ tracing = "0.1.37"
 tracing-subscriber = { version = "0.3.17", features = ["env-filter"] }
 
 [build-dependencies]
+vergen = { version = "8.2.4", features = ["git", "gitcl"] }
 walkdir = "2.3.3"
 
 [profile.dev.package.sqlx-macros]

build.rs

@@ -45,6 +45,10 @@ fn copy_static_files() {
 }
 
 fn main() {
+    let mut builder = vergen::EmitBuilder::builder();
+    builder.git_describe(true, false, None);
+    builder.emit().unwrap();
+
     watch_dir(MIGRATION_DIR.as_ref());
     watch_dir(STATIC_DIR.as_ref());
     watch_dir(TEMPLATE_DIR.as_ref());

src/main.rs

@@ -7,9 +7,19 @@ use axum::{extract::State, http::StatusCode, routing::get, Router};
 use clap::Parser;
 use sqlx::SqlitePool;
 use state::AppState;
+use tracing::info;
 use tracing_subscriber::filter::LevelFilter;
 
+const NAME: &str = env!("CARGO_PKG_NAME");
+const VERSION: &str = concat!(
+    env!("CARGO_PKG_VERSION"),
+    " (",
+    env!("VERGEN_GIT_DESCRIBE"),
+    ")"
+);
+
 #[derive(Debug, clap::Parser)]
+#[command(name = NAME, version = VERSION)]
 struct Args {}
 
 fn set_up_logging() {
@@ -37,9 +47,11 @@ async fn index(State(db): State<SqlitePool>) -> Result<Response, Response> {
 }
 
 async fn run() -> anyhow::Result<()> {
-    set_up_logging();
-
     let args = Args::parse();
+
+    set_up_logging();
+    info!("You are running {NAME} {VERSION}");
+
     let state = AppState::new().await?;
 
     let app = Router::new()