Log version on startup

Cargo.lock

@@ -1150,6 +1150,26 @@ dependencies = [
  "wasi",
 ]
 
+[[package]]
+name = "git-version"
+version = "0.3.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "13ad01ffa8221f7fe8b936d6ffb2a3e7ad428885a04fad51866a5f33eafda57c"
+dependencies = [
+ "git-version-macro",
+]
+
+[[package]]
+name = "git-version-macro"
+version = "0.3.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "84488ccbdb24ad6f56dc1863b4a8154a7856cd3c6c7610401634fab3cb588dae"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.39",
+]
+
 [[package]]
 name = "gl_generator"
 version = "0.14.0"
@@ -1683,6 +1703,7 @@ dependencies = [
  "bitflags 2.4.1",
  "clap",
  "directories",
+ "git-version",
  "keyframe",
  "knuffel",
  "libc",

Cargo.toml

@@ -14,6 +14,7 @@ async-io = { version = "1.13.0", optional = true }
 bitflags = "2.4.1"
 clap = { version = "4.4.8", features = ["derive"] }
 directories = "5.0.1"
+git-version = "0.3.8"
 keyframe = { version = "1.1.1", default-features = false }
 knuffel = "3.2.0"
 libc = "0.2.150"

src/main.rs

@@ -29,6 +29,7 @@ use clap::Parser;
 use config::Config;
 #[cfg(not(feature = "xdp-gnome-screencast"))]
 use dummy_pw_utils as pw_utils;
+use git_version::git_version;
 use miette::{Context, NarratableReportHandler};
 use niri::{Niri, State};
 use portable_atomic::Ordering;
@@ -72,6 +73,12 @@ fn main() {
         .with_env_filter(env_filter)
         .init();
 
+    info!(
+        "starting version {} ({})",
+        env!("CARGO_PKG_VERSION"),
+        git_version!(fallback = "unknown commit"),
+    );
+
     let cli = Cli::parse();
 
     let _client = tracy_client::Client::start();