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

templates/consumption.html

@@ -28,6 +28,26 @@ title %}Consumption · CalMiner{% endblock %} {% block content %}
     {{ select_field( "Scenario", "consumption-form-scenario",
     name="scenario_id", options=scenarios, required=True, placeholder="Select a
     scenario", placeholder_disabled=True ) }}
+    <label for="consumption-form-unit">
+      Unit
+      <select
+        id="consumption-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="consumption-form-unit-symbol"
+      type="hidden"
+      name="unit_symbol"
+    />
     <label for="consumption-form-amount">
       Amount
       <input
@@ -58,7 +78,7 @@ title %}Consumption · CalMiner{% endblock %} {% block content %}
 
 {% endblock %} {% block scripts %} {{ super() }}
 <script id="consumption-data" type="application/json">
-  {{ {"scenarios": scenarios, "consumption": consumption_by_scenario} | tojson }}
+  {{ {"scenarios": scenarios, "consumption": consumption_by_scenario, "unit_options": unit_options} | tojson }}
 </script>
 <script src="/static/js/consumption.js"></script>
 {% endblock %}