Add HTML templates for context editor (hidden)

public/scripts/context-template.js

@@ -0,0 +1,28 @@
+import {
+    callPopup,
+} from '../script.js';
+
+function openContextTemplateEditor() {
+    const editor = $('#context_editor_template .context_editor').clone();
+    $('#dialogue_popup').addClass('large_dialogue_popup wide_dialogue_popup');
+    callPopup(editor.html(), 'text');
+}
+
+function copyTemplateParameter(event) {
+    const text = $(event.target).text();
+    navigator.clipboard.writeText(text);
+    const copiedMsg = document.createElement("div");
+    copiedMsg.classList.add('code-copied');
+    copiedMsg.innerText = "Copied!";
+    copiedMsg.style.top = `${event.clientY - 55}px`;
+    copiedMsg.style.left = `${event.clientX - 55}px`;
+    document.body.append(copiedMsg);
+    setTimeout(() => {
+        document.body.removeChild(copiedMsg);
+    }, 1000);
+}
+
+jQuery(() => {
+    $('#context_template_edit').on('click', openContextTemplateEditor);
+    $(document).on('pointerup', '.template_parameters_list code', copyTemplateParameter);
+})