add filename in model preview popup (#1005)

* add filename in model preview popup

for #1003

* user setting for model name fomat in the tree

* add a tooltip for the setting to explain what things mean

* more explicit file_name naming

* touch of additional text in the tooltip

src/components/sidebar/tabs/modelLibrary/ModelPreview.vue

@@ -4,6 +4,9 @@
       {{ modelDef.title }}
     </div>
     <div class="model_preview_top_container">
+      <div class="model_preview_filename">
+        {{ modelDef.file_name }}
+      </div>
       <div class="model_preview_architecture" v-if="modelDef.architecture_id">
         <span class="model_preview_prefix">Architecture: </span>
         {{ modelDef.architecture_id }}
@@ -75,7 +78,9 @@ const modelDef = props.modelDef
 }
 .model_preview_top_container {
   text-align: center;
+  line-height: 0.5;
 }
+.model_preview_filename,
 .model_preview_author,
 .model_preview_architecture {
   display: inline-block;

src/components/sidebar/tabs/modelLibrary/ModelTreeLeaf.vue

@@ -90,6 +90,7 @@ const showPreview = computed(() => {
     !modelDef.value.is_fake_object &&
     modelDef.value.has_loaded_metadata &&
     (modelDef.value.author ||
+      modelDef.value.simplified_file_name != modelDef.value.title ||
       modelDef.value.description ||
       modelDef.value.usage_hint ||
       modelDef.value.trigger_phrase ||