feature: log db status at agent bootup

rust/optics-base/src/db/mod.rs

@@ -1,6 +1,7 @@
 use color_eyre::eyre::{Result, WrapErr};
 use rocksdb::{Options, DB};
 use std::path::Path;
+use tracing::info;
 
 /// Shared functionality surrounding use of rocksdb
 pub mod persistence;
@@ -14,6 +15,14 @@ pub fn from_path(db_path: &str) -> Result<DB> {
     let mut path = Path::new(".").canonicalize()?;
     path.extend(&[db_path]);
 
+    match path.is_dir() {
+        true => info!(
+            "Opening existing db at {path}",
+            path = path.to_str().unwrap()
+        ),
+        false => info!("Creating db a {path}", path = path.to_str().unwrap()),
+    }
+
     let mut opts = Options::default();
     opts.create_if_missing(true);