diff --git a/html/ui/app-492d80052b1d2654.js b/html/ui/app-7f4645e84eaae7ce.js
similarity index 95%
rename from html/ui/app-492d80052b1d2654.js
rename to html/ui/app-7f4645e84eaae7ce.js
index 764c04b..edbf548 100644
--- a/html/ui/app-492d80052b1d2654.js
+++ b/html/ui/app-7f4645e84eaae7ce.js
@@ -133,7 +133,12 @@ createApp({
             })
         },
         uploadConfig() {
-            this.apiPost('/configs', this.$refs.configUpload.files[0], (v) => {}, "text/vnd.yaml")
+            const file = this.$refs.configUpload.files[0];
+            let contentType = "text/vnd.yaml";
+            if (file.name.endsWith(".json")) {
+                contentType = "application/json";
+            }
+            this.apiPost('/configs', file, (v) => {}, contentType, true)
         },
         hostFromTemplateAdd() {
             let v = this.forms.hostFromTemplate;
@@ -148,7 +153,7 @@ createApp({
             }
             this.apiDelete('/hosts-from-template/'+v, (v) => { this.forms.hostFromTemplateDel = "" });
         },
-        apiPost(action, data, onload, contentType = 'application/json') {
+        apiPost(action, data, onload, contentType = 'application/json', raw = false) {
             event.preventDefault()
 
             if (data === undefined) {
@@ -190,7 +195,7 @@ createApp({
                 xhr.setRequestHeader('Authorization', 'Bearer '+this.session.token)
             }
 
-            if (contentType == "application/json") {
+            if (!raw && contentType == "application/json") {
                 xhr.send(JSON.stringify(data))
             } else {
                 xhr.send(data)
diff --git a/html/ui/index.html b/html/ui/index.html
index 2814983..774f6d4 100644
--- a/html/ui/index.html
+++ b/html/ui/index.html
@@ -246,7 +246,7 @@ header .utils > * {
 }
 </style>
 <script src="/ui/jsonpatch.min-942279a1c4209cc2.js" integrity="sha384-GcPrkRS12jtrElEkbJcrZ8asvvb9s3mc+CUq9UW/8bL4L0bpkmh9M+oFnWN6qLq2"></script>
-<script src="/ui/app-492d80052b1d2654.js" defer integrity="sha384-uSjgCS+NzQPUHO1r5S81fX5l/4Q/MVAvhLXeDfu/fFdDRUzHu/EBrKEw8v5OQeMv" type="module"></script>
+<script src="/ui/app-7f4645e84eaae7ce.js" defer integrity="sha384-31uiQnXVSPLDq61o+chfyKRkSdkmzv023M7KafOo+0xRw5AM70BUFyYO6yo0kPiZ" type="module"></script>
 <script src="/ui/Downloads-c9374f19f52c46d.js" integrity="sha384-WQIkCSxlUkvu4jFIWwS3bESMaazGwwnBn9dyvB7nItz3L8BmusRMsJACzfJa7sC4"></script>
 <script src="/ui/GetCopy-7e3c9678f9647d40.js" integrity="sha384-LzxUXylxE/t25HyTch8y2qvKcehvP2nqCo37swIBGEKZZUzHVJVQrS5UJDWNskTA"></script>
 <script src="/ui/Cluster-703dcdca97841304.js" integrity="sha384-ifGpq/GB1nDfqczm5clTRtcfnc9UMkT+SptMyS3UG9Di3xoKORtOGGjmK5RnJx+v"></script>
diff --git a/ui/build b/ui/build
new file mode 100755
index 0000000..287faaf
--- /dev/null
+++ b/ui/build
@@ -0,0 +1 @@
+trunk build --release
diff --git a/ui/js/app.js b/ui/js/app.js
index 764c04b..edbf548 100644
--- a/ui/js/app.js
+++ b/ui/js/app.js
@@ -133,7 +133,12 @@ createApp({
             })
         },
         uploadConfig() {
-            this.apiPost('/configs', this.$refs.configUpload.files[0], (v) => {}, "text/vnd.yaml")
+            const file = this.$refs.configUpload.files[0];
+            let contentType = "text/vnd.yaml";
+            if (file.name.endsWith(".json")) {
+                contentType = "application/json";
+            }
+            this.apiPost('/configs', file, (v) => {}, contentType, true)
         },
         hostFromTemplateAdd() {
             let v = this.forms.hostFromTemplate;
@@ -148,7 +153,7 @@ createApp({
             }
             this.apiDelete('/hosts-from-template/'+v, (v) => { this.forms.hostFromTemplateDel = "" });
         },
-        apiPost(action, data, onload, contentType = 'application/json') {
+        apiPost(action, data, onload, contentType = 'application/json', raw = false) {
             event.preventDefault()
 
             if (data === undefined) {
@@ -190,7 +195,7 @@ createApp({
                 xhr.setRequestHeader('Authorization', 'Bearer '+this.session.token)
             }
 
-            if (contentType == "application/json") {
+            if (!raw && contentType == "application/json") {
                 xhr.send(JSON.stringify(data))
             } else {
                 xhr.send(data)