feat: ✨ add optional quote_symbol to ticker entity

the quote symbol represents the currency in
which the ticker is quoted. e.g.: USD, ARS, etc

Taskfile.yaml

@@ -78,3 +78,10 @@ tasks:
             - release:pre
         cmds:
             - cargo release patch --execute
+
+    fmt+lint:
+        desc: 🎨🧶 format and lint rustler
+        cmds:
+            - task fmt
+            - git add .
+            - task lint

lib/entities/migration/m20240325_200049_create_table_ticker.rs

@@ -14,6 +14,7 @@ impl MigrationTrait for Migration {
                     .if_not_exists()
                     .col(ColumnDef::new(Ticker::Id).string().not_null().primary_key())
                     .col(ColumnDef::new(Ticker::Symbol).string().not_null())
+                    .col(ColumnDef::new(Ticker::QuoteSymbol).string().null())
                     .col(ColumnDef::new(Ticker::MarketId).string().not_null())
                     .foreign_key(
                         ForeignKey::create()
@@ -45,6 +46,9 @@ enum Ticker {
     Id,
     /// Ticker symbol (e.g. "GOOGL")
     Symbol,
+    /// Quote symbol (e.g. "USD"): represents the currency in which the ticker is quoted.
+    /// Could be null, and it will imply USD
+    QuoteSymbol,
     /// Market ID
     MarketId,
 }

lib/entities/orm/ticker.rs

@@ -9,6 +9,7 @@ pub struct Model {
     #[sea_orm(primary_key, auto_increment = false)]
     pub id: String,
     pub symbol: String,
+    pub quote_symbol: Option<String>,
     pub market_id: String,
 }
 

lib/grpc/proto/ticker.proto

@@ -21,7 +21,8 @@ message Empty { }
 message Ticker {
     string id = 1;
     string symbol = 2;
-    string market_id = 3;
+    optional string quote_symbol = 3;
+    string market_id = 4;
 }
 
 message Tickers {

lib/grpc/services/ticker.rs

@@ -20,6 +20,7 @@ impl Ticker {
         ticker::Model {
             id: self.id,
             symbol: self.symbol,
+            quote_symbol: self.quote_symbol,
             market_id: self.market_id,
         }
     }
@@ -29,6 +30,7 @@ impl Ticker {
         Self {
             id: model.id,
             symbol: model.symbol,
+            quote_symbol: model.quote_symbol,
             market_id: model.market_id,
         }
     }