add growth shrink

src/templates/powerDialog.html

@@ -6,6 +6,11 @@
       <p>Apply the affects of {{name}}.</p>
     </section>
   </header>
+  {{#if extraDescription }}
+    <div>
+      {{{extraDescription}}}
+    </div>
+  {{/if}}
   {{#if basePowerPoints}}
     <p><strong>Base Power Points</strong>: {{basePowerPoints}}
   {{/if}}
@@ -33,7 +38,13 @@
       {{/if}}
       {{#if isNumber}}
         <label for="{{id}}">{{#if epic}}⭐ {{/if}}{{name}}:</label>
-        <input name="{{id}}" type="number" value="{{default}}" step="1" min="0">
+        <input name="{{id}}"
+               type="number"
+               value="{{default}}"
+               {{#if step}}step="{{step}}"{{/if}}
+               {{#if min}}min="{{min}}"{{/if}}
+               {{#if max}}max="{{max}}"{{/if}}
+               >
       {{/if}}
       {{#if isSelect}}
         <label>{{#if epic}}⭐ {{/if}}{{name}}:</label>