- add: database schema

- add: ability to delete keys from RedisCache
- update: docker compose to init the database with the schema

database-service/src/redis_cache.rs

@@ -16,7 +16,8 @@ pub trait Cache {
         &self,
         key: &String,
     ) -> Result<Option<T>, redis::RedisError>;
-
+    
+    async fn delete(&mut self, key: &str) -> redis::RedisResult<()>;
 }
 
 pub struct RedisCache {
@@ -77,4 +78,16 @@ impl Cache for RedisCache {
             Ok(None)
         }
     }
+
+    async fn delete(&mut self, key: &str) -> redis::RedisResult<()> {
+        let mut conn = self.pool.get().await
+            .map_err(|err| {
+                redis::RedisError::from((
+                    redis::ErrorKind::IoError,
+                    "Failed to get Redis connection",
+                    format!("{:?}", err),
+                ))
+            })?;
+        conn.del(key).await
+    }
 }