feat: Implement advanced filtering with new filter conditions and a strategy-based query builder.

libertas_api/src/schema.rs

@@ -42,6 +42,8 @@ pub struct ListMediaParams {
     pub mime_type: Option<String>,
     #[serde(default)]
     pub metadata: Vec<String>,
+    #[serde(default)]
+    pub filters: Vec<String>,
     pub page: Option<u32>,
     pub limit: Option<u32>,
 }