feat: expand workspace to include libertas_infra and libertas_worker

feat(libertas_api): add dependency on libertas_infra and async-nats

refactor(libertas_api): consolidate config loading and add broker_url

refactor(libertas_api): integrate NATS client into app state and services

feat(libertas_core): introduce config module for database and server settings

fix(libertas_core): enhance error handling with detailed messages

feat(libertas_infra): create infrastructure layer with database repositories

feat(libertas_infra): implement Postgres repositories for media and albums

feat(libertas_worker): add worker service to process media jobs via NATS

libertas_api/src/config.rs

@@ -1,25 +1,7 @@
-use libertas_core::error::CoreResult;
-use serde::Deserialize;
-
-#[derive(Deserialize, Clone)]
-pub enum DatabaseType {
-    Postgres,
-    Sqlite,
-}
-
-#[derive(Deserialize, Clone)]
-pub struct DatabaseConfig {
-    pub db_type: DatabaseType,
-    pub url: String,
-}
-
-#[derive(Deserialize, Clone)]
-pub struct Config {
-    pub database: DatabaseConfig,
-    pub server_address: String,
-    pub jwt_secret: String,
-    pub media_library_path: String,
-}
+use libertas_core::{
+    config::{Config, DatabaseConfig, DatabaseType},
+    error::CoreResult,
+};
 
 pub fn load_config() -> CoreResult<Config> {
     Ok(Config {
@@ -30,5 +12,6 @@ pub fn load_config() -> CoreResult<Config> {
         server_address: "127.0.0.1:8080".to_string(),
         jwt_secret: "super_secret_jwt_key".to_string(),
         media_library_path: "media_library".to_string(),
+        broker_url: "nats://localhost:4222".to_string(),
     })
 }