feat: add default value for serde

src/schemas/entities.rs

@@ -4,7 +4,9 @@ use crate::mappings::SQLiteDatatypes;
 #[derive(Debug, Deserialize, Serialize, Default, Clone)]
 pub struct Table {
     pub name: String,
+    #[serde(default)]
     pub columns: Vec<Column>,
+    #[serde(default)]
     pub strict: bool
 }
 
@@ -12,11 +14,17 @@ pub struct Table {
 pub struct Column {
     pub name: String,
     pub datatype: SQLiteDatatypes,
+    #[serde(default)]
     pub nullable: bool,
+    #[serde(default)]
     pub default: Option<String>,
+    #[serde(default)]
     pub auto_increment: bool,
+    #[serde(default)]
     pub unique: bool,
+    #[serde(default)]
     pub check_constraint: Option<String>, // raw check constraint
+    #[serde(default)]
     pub primary_key: bool
 }