Add reputation attribute to FalukantCharacter model and update related services and views

- Introduced a new 'reputation' attribute in the FalukantCharacter model with a default value and validation.
- Updated FalukantService to include 'reputation' in character attributes for API responses.
- Enhanced ReputationView component to display current reputation and load it from the API.
- Added translations for reputation in both German and English locales.

backend/models/falukant/data/character.js

@@ -34,6 +34,18 @@ FalukantCharacter.init(
       type: DataTypes.INTEGER,
       allowNull: false,
       defaultValue: 1}
+    ,
+    reputation: {
+      type: DataTypes.INTEGER,
+      allowNull: false,
+      // Initialisierung: zufällig 20..80 (Prozent)
+      // DB-seitig per DEFAULT umgesetzt, damit es auch ohne App-Logic gilt.
+      defaultValue: sequelize.literal('(floor(random()*61)+20)'),
+      validate: {
+        min: 0,
+        max: 100
+      }
+    }
   },
   {
     sequelize,