project restructure with Rust workspaces

crates/jarvis-app/src/log.rs

@@ -0,0 +1,25 @@
+use simple_log::LogConfigBuilder;
+
+use crate::config;
+use crate::APP_LOG_DIR;
+
+pub fn init_logging() -> Result<(), String> {
+    // configure logging
+    let config = LogConfigBuilder::builder()
+        .path(format!(
+            "{}/{}",
+            APP_LOG_DIR.get().unwrap().display(),
+            config::LOG_FILE_NAME
+        ))
+        .size(1 * 100)
+        .roll_count(10)
+        .time_format("%Y-%m-%d %H:%M:%S.%f")
+        .level("debug")?
+        .output_file()
+        .output_console()
+        .build();
+
+    simple_log::new(config)?;
+
+    Ok(())
+}