From e38fa9ac0eb87044d5b9d74c30047826e4faf4a7 Mon Sep 17 00:00:00 2001
From: Ethan Girouard <ethan@girouard.com>
Date: Tue, 23 Jun 2026 21:16:32 -0400
Subject: [PATCH] Create Config and config_load

---
 src/server/config.rs | 21 +++++++++++++++++++++
 src/server/mod.rs    |  1 +
 2 files changed, 22 insertions(+)
 create mode 100644 src/server/config.rs

diff --git a/src/server/config.rs b/src/server/config.rs
new file mode 100644
index 0000000..6d0aed7
--- /dev/null
+++ b/src/server/config.rs
@@ -0,0 +1,21 @@
+use serde::Deserialize;
+
+#[derive(Debug, Clone, Deserialize)]
+/// Top-level application configuration
+pub struct Config {}
+
+/// Parse configuration from the expected files and environment variables
+pub fn load_config() -> Result<Config, config::ConfigError> {
+    use config::{Environment, File};
+
+    let pkg_name = env!("CARGO_PKG_NAME");
+
+    config::Config::builder()
+        .set_default("server.port", 8080)?
+        .add_source(File::with_name(&format!("/etc/{pkg_name}/config")).required(false))
+        .add_source(File::with_name(&format!("/etc/{pkg_name}")).required(false))
+        .add_source(File::with_name("config").required(false))
+        .add_source(Environment::with_prefix(pkg_name).separator("_"))
+        .build()?
+        .try_deserialize()
+}
diff --git a/src/server/mod.rs b/src/server/mod.rs
index 244576d..aa12a48 100644
--- a/src/server/mod.rs
+++ b/src/server/mod.rs
@@ -1,3 +1,4 @@
+pub mod config;
 pub mod main;
 
 pub use main::main;