ugit

diff --git a/static/index.tmpl b/static/index.tmpl
index 5252efeada0b5ae9de13ce8ff8f588f68bae7bbd..20d058c033c55728ad4353cdb7d1ddf410e61e84 100644
--- a/static/index.tmpl
+++ b/static/index.tmpl
@@ -11,29 +11,31 @@   <link rel="stylesheet" href="/ctp.css" />
 </head>
 
 <body class="latte dark:mocha bg-base/50 dark:bg-base/95 text-text">
-  <form method="POST">
-    <div class="flex h-screen">
-      <div class="flex-1 flex flex-col p-4">
-        <h2 class="text-2xl font-bold mb-4">Jsonnet</h2>
-        <textarea id="input" name="content" class="bg-base dark:bg-base/50 flex-1 p-2 border rounded">{{ .content
-          }}</textarea>
-      </div>
-      <div class="flex-1 flex flex-col p-4">
-        <h2 class="text-2xl font-bold mb-4">Policy</h2>
-        <pre class="bg-base dark:bg-base/50 flex-1 p-2 border rounded"><code id="output" class="language-json5"></code>
-        </pre>
-      </div>
+  <div class="flex h-screen">
+    <div class="flex-1 flex flex-col p-4">
+      <h2 class="text-2xl font-bold mb-4">Jsonnet <button id="save" class="text-sm p-1 border rounded bg-base dark:bg-base/50 hover:not-disabled:bg-base/90 dark:hover:not-disabled:bg-surface0 disabled:text-subtext0 disabled:border-overlay0 disabled:bg-base/50 disabled:text-surface0" disabled>Save ACL</button></h2>
+      <textarea id="input" name="content" class="bg-base dark:bg-base/50 flex-1 p-2 border rounded">{{ .content
+        }}</textarea>
     </div>
-    <button type="submit">Save ACL</button>
-  </form>
+    <div class="flex-1 flex flex-col p-4">
+      <h2 class="text-2xl font-bold mb-4">Policy</h2>
+      <pre class="bg-base dark:bg-base/50 flex-1 p-2 border rounded"><code id="output" class="language-json5"></code>
+      </pre>
+    </div>
+  </div>
 
   <script src="/prism.js" data-manual></script>
   <script>
     const $inputText = document.getElementById('input');
     const $outputText = document.getElementById('output');
+    const $saveButton = document.getElementById('save');
+    let content = "{{ .content }}";
 
-    $inputText.addEventListener("input", convert);
-    $inputText.addEventListener("keydown", function (event) {
+    $inputText.addEventListener("input", () => {
+      convert();
+      $saveButton.disabled = $inputText.value === content;
+    });
+    $inputText.addEventListener("keydown", (event) => {
       if (event.keyCode == 9) {
         event.preventDefault();
         const start = this.selectionStart;
@@ -41,6 +43,20 @@         const end = this.selectionEnd;
         this.value = this.value.substring(0, start) + "  " + this.value.substring(end);
         this.selectionStart = this.selectionEnd = start + 2;
       }
+    });
+    $saveButton.addEventListener("click", () => {
+      const form = new FormData();
+      form.append("content", $inputText.value);
+      fetch('/', {
+        method: 'POST',
+        body: form,
+      })
+      .then(response => response.text())
+      .then(data => {
+        $inputText.value = data;
+        content = data;
+        $saveButton.disabled = true;
+      });
     });
 
     if ($inputText.value !== "") convert();

diff --git a/static/tailwind.go b/static/tailwind.go
index 8911144d240880e042767811e8bcb83ef49cd220..22ada0fe904158a273675e0ec2d0ec49297939f2 100644
--- a/static/tailwind.go
+++ b/static/tailwind.go
@@ -5,5 +5,5 @@ import "net/http"
 
 func TailwindHandler(w http.ResponseWriter, r *http.Request) {
 	w.Header().Set("Content-Type", "text/css")
-	w.Write([]byte("/*! tailwindcss v3.3.3 | MIT License | https://tailwindcss.com*/*,:after,:before{box-sizing:border-box;border:0 solid #e5e7eb}:after,:before{--tw-content:\"\"}html{line-height:1.5;-webkit-text-size-adjust:100%;-moz-tab-size:4;-o-tab-size:4;tab-size:4;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji;font-feature-settings:normal;font-variation-settings:normal}body{margin:0;line-height:inherit}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,pre,samp{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-size:1em}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:initial}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}button,input,optgroup,select,textarea{font-family:inherit;font-feature-settings:inherit;font-variation-settings:inherit;font-size:100%;font-weight:inherit;line-height:inherit;color:inherit;margin:0;padding:0}button,select{text-transform:none}[type=button],[type=reset],[type=submit],button{-webkit-appearance:button;background-color:initial;background-image:none}:-moz-focusring{outline:auto}:-moz-ui-invalid{box-shadow:none}progress{vertical-align:initial}::-webkit-inner-spin-button,::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}summary{display:list-item}blockquote,dd,dl,figure,h1,h2,h3,h4,h5,h6,hr,p,pre{margin:0}fieldset{margin:0}fieldset,legend{padding:0}menu,ol,ul{list-style:none;margin:0;padding:0}dialog{padding:0}textarea{resize:vertical}input::-moz-placeholder,textarea::-moz-placeholder{opacity:1;color:#9ca3af}input::placeholder,textarea::placeholder{opacity:1;color:#9ca3af}[role=button],button{cursor:pointer}:disabled{cursor:default}audio,canvas,embed,iframe,img,object,svg,video{display:block;vertical-align:middle}img,video{max-width:100%;height:auto}[hidden]{display:none}.latte{--ctp-rosewater:220,138,120;--ctp-flamingo:221,120,120;--ctp-pink:234,118,203;--ctp-mauve:136,57,239;--ctp-red:210,15,57;--ctp-maroon:230,69,83;--ctp-peach:254,100,11;--ctp-yellow:223,142,29;--ctp-green:64,160,43;--ctp-teal:23,146,153;--ctp-sky:4,165,229;--ctp-sapphire:32,159,181;--ctp-blue:30,102,245;--ctp-lavender:114,135,253;--ctp-text:76,79,105;--ctp-subtext1:92,95,119;--ctp-subtext0:108,111,133;--ctp-overlay2:124,127,147;--ctp-overlay1:140,143,161;--ctp-overlay0:156,160,176;--ctp-surface2:172,176,190;--ctp-surface1:188,192,204;--ctp-surface0:204,208,218;--ctp-base:239,241,245;--ctp-mantle:230,233,239;--ctp-crust:220,224,232}*,::backdrop,:after,:before{--tw-border-spacing-x:0;--tw-border-spacing-y:0;--tw-translate-x:0;--tw-translate-y:0;--tw-rotate:0;--tw-skew-x:0;--tw-skew-y:0;--tw-scale-x:1;--tw-scale-y:1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness:proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-color:#3b82f680;--tw-ring-offset-shadow:0 0 #0000;--tw-ring-shadow:0 0 #0000;--tw-shadow:0 0 #0000;--tw-shadow-colored:0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: }.mb-4{margin-bottom:1rem}.flex{display:flex}.h-screen{height:100vh}.flex-1{flex:1 1 0%}.flex-col{flex-direction:column}.rounded{border-radius:.25rem}.border{border-width:1px}.bg-base{--tw-bg-opacity:1;background-color:rgba(var(--ctp-base),var(--tw-bg-opacity))}.bg-base\\/50{background-color:rgba(var(--ctp-base),.5)}.p-2{padding:.5rem}.p-4{padding:1rem}.text-2xl{font-size:1.5rem;line-height:2rem}.font-bold{font-weight:700}.text-text{--tw-text-opacity:1;color:rgba(var(--ctp-text),var(--tw-text-opacity))}@media (prefers-color-scheme:dark){.dark\\:mocha{--ctp-rosewater:245,224,220;--ctp-flamingo:242,205,205;--ctp-pink:245,194,231;--ctp-mauve:203,166,247;--ctp-red:243,139,168;--ctp-maroon:235,160,172;--ctp-peach:250,179,135;--ctp-yellow:249,226,175;--ctp-green:166,227,161;--ctp-teal:148,226,213;--ctp-sky:137,220,235;--ctp-sapphire:116,199,236;--ctp-blue:137,180,250;--ctp-lavender:180,190,254;--ctp-text:205,214,244;--ctp-subtext1:186,194,222;--ctp-subtext0:166,173,200;--ctp-overlay2:147,153,178;--ctp-overlay1:127,132,156;--ctp-overlay0:108,112,134;--ctp-surface2:88,91,112;--ctp-surface1:69,71,90;--ctp-surface0:49,50,68;--ctp-base:30,30,46;--ctp-mantle:24,24,37;--ctp-crust:17,17,27}.dark\\:bg-base\\/50{background-color:rgba(var(--ctp-base),.5)}.dark\\:bg-base\\/95{background-color:rgba(var(--ctp-base),.95)}}"))
+	w.Write([]byte("/*! tailwindcss v3.3.3 | MIT License | https://tailwindcss.com*/*,:after,:before{box-sizing:border-box;border:0 solid #e5e7eb}:after,:before{--tw-content:\"\"}html{line-height:1.5;-webkit-text-size-adjust:100%;-moz-tab-size:4;-o-tab-size:4;tab-size:4;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji;font-feature-settings:normal;font-variation-settings:normal}body{margin:0;line-height:inherit}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,pre,samp{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-size:1em}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:initial}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}button,input,optgroup,select,textarea{font-family:inherit;font-feature-settings:inherit;font-variation-settings:inherit;font-size:100%;font-weight:inherit;line-height:inherit;color:inherit;margin:0;padding:0}button,select{text-transform:none}[type=button],[type=reset],[type=submit],button{-webkit-appearance:button;background-color:initial;background-image:none}:-moz-focusring{outline:auto}:-moz-ui-invalid{box-shadow:none}progress{vertical-align:initial}::-webkit-inner-spin-button,::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}summary{display:list-item}blockquote,dd,dl,figure,h1,h2,h3,h4,h5,h6,hr,p,pre{margin:0}fieldset{margin:0}fieldset,legend{padding:0}menu,ol,ul{list-style:none;margin:0;padding:0}dialog{padding:0}textarea{resize:vertical}input::-moz-placeholder,textarea::-moz-placeholder{opacity:1;color:#9ca3af}input::placeholder,textarea::placeholder{opacity:1;color:#9ca3af}[role=button],button{cursor:pointer}:disabled{cursor:default}audio,canvas,embed,iframe,img,object,svg,video{display:block;vertical-align:middle}img,video{max-width:100%;height:auto}[hidden]{display:none}.latte{--ctp-rosewater:220,138,120;--ctp-flamingo:221,120,120;--ctp-pink:234,118,203;--ctp-mauve:136,57,239;--ctp-red:210,15,57;--ctp-maroon:230,69,83;--ctp-peach:254,100,11;--ctp-yellow:223,142,29;--ctp-green:64,160,43;--ctp-teal:23,146,153;--ctp-sky:4,165,229;--ctp-sapphire:32,159,181;--ctp-blue:30,102,245;--ctp-lavender:114,135,253;--ctp-text:76,79,105;--ctp-subtext1:92,95,119;--ctp-subtext0:108,111,133;--ctp-overlay2:124,127,147;--ctp-overlay1:140,143,161;--ctp-overlay0:156,160,176;--ctp-surface2:172,176,190;--ctp-surface1:188,192,204;--ctp-surface0:204,208,218;--ctp-base:239,241,245;--ctp-mantle:230,233,239;--ctp-crust:220,224,232}*,::backdrop,:after,:before{--tw-border-spacing-x:0;--tw-border-spacing-y:0;--tw-translate-x:0;--tw-translate-y:0;--tw-rotate:0;--tw-skew-x:0;--tw-skew-y:0;--tw-scale-x:1;--tw-scale-y:1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness:proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-color:#3b82f680;--tw-ring-offset-shadow:0 0 #0000;--tw-ring-shadow:0 0 #0000;--tw-shadow:0 0 #0000;--tw-shadow-colored:0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: }.mb-4{margin-bottom:1rem}.flex{display:flex}.h-screen{height:100vh}.flex-1{flex:1 1 0%}.flex-col{flex-direction:column}.rounded{border-radius:.25rem}.border{border-width:1px}.bg-base{--tw-bg-opacity:1;background-color:rgba(var(--ctp-base),var(--tw-bg-opacity))}.bg-base\\/50{background-color:rgba(var(--ctp-base),.5)}.p-1{padding:.25rem}.p-2{padding:.5rem}.p-4{padding:1rem}.text-2xl{font-size:1.5rem;line-height:2rem}.text-sm{font-size:.875rem;line-height:1.25rem}.font-bold{font-weight:700}.text-text{--tw-text-opacity:1;color:rgba(var(--ctp-text),var(--tw-text-opacity))}@media (prefers-color-scheme:dark){.dark\\:mocha{--ctp-rosewater:245,224,220;--ctp-flamingo:242,205,205;--ctp-pink:245,194,231;--ctp-mauve:203,166,247;--ctp-red:243,139,168;--ctp-maroon:235,160,172;--ctp-peach:250,179,135;--ctp-yellow:249,226,175;--ctp-green:166,227,161;--ctp-teal:148,226,213;--ctp-sky:137,220,235;--ctp-sapphire:116,199,236;--ctp-blue:137,180,250;--ctp-lavender:180,190,254;--ctp-text:205,214,244;--ctp-subtext1:186,194,222;--ctp-subtext0:166,173,200;--ctp-overlay2:147,153,178;--ctp-overlay1:127,132,156;--ctp-overlay0:108,112,134;--ctp-surface2:88,91,112;--ctp-surface1:69,71,90;--ctp-surface0:49,50,68;--ctp-base:30,30,46;--ctp-mantle:24,24,37;--ctp-crust:17,17,27}}.disabled\\:border-overlay0:disabled{--tw-border-opacity:1;border-color:rgba(var(--ctp-overlay0),var(--tw-border-opacity))}.disabled\\:bg-base\\/50:disabled{background-color:rgba(var(--ctp-base),.5)}.disabled\\:text-subtext0:disabled{--tw-text-opacity:1;color:rgba(var(--ctp-subtext0),var(--tw-text-opacity))}.disabled\\:text-surface0:disabled{--tw-text-opacity:1;color:rgba(var(--ctp-surface0),var(--tw-text-opacity))}@media (prefers-color-scheme:dark){.dark\\:bg-base\\/50{background-color:rgba(var(--ctp-base),.5)}.dark\\:bg-base\\/95{background-color:rgba(var(--ctp-base),.95)}}"))
 }

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