feat: Add currency and unit support across models, routes, and templates; enhance UI for consumption, costs, and production

templates/production.html

@@ -46,6 +46,18 @@
         {% endfor %}
       </select>
     </label>
+    <label for="production-form-unit">
+      Unit
+      <select id="production-form-unit" name="unit_name" required>
+        <option value="" disabled selected>Select unit</option>
+        {% for unit in unit_options %}
+        <option value="{{ unit.name }}" data-symbol="{{ unit.symbol }}">
+          {{ unit.name }} ({{ unit.symbol }})
+        </option>
+        {% endfor %}
+      </select>
+    </label>
+    <input id="production-form-unit-symbol" type="hidden" name="unit_symbol" />
     <label for="production-form-amount">
       Amount
       <input
@@ -75,7 +87,7 @@
 
 {% endblock %} {% block scripts %} {{ super() }}
 <script id="production-data" type="application/json">
-  {{ {"scenarios": scenarios, "production": production_by_scenario} | tojson }}
+  {{ {"scenarios": scenarios, "production": production_by_scenario, "unit_options": unit_options} | tojson }}
 </script>
 <script src="/static/js/production.js"></script>
 {% endblock %}