diff --git a/templates/vanilla-js-example/index.html b/templates/vanilla-js-example/index.html
index a479916..2636f39 100644
--- a/templates/vanilla-js-example/index.html
+++ b/templates/vanilla-js-example/index.html
@@ -29,9 +29,8 @@ <h1 class="dark:text-white text-5xl md:text-6xl font-bold tracking-tight md:pt-2
         <p class="dark:text-white py-4 md:max-w-lg">
           Explore this demo app built with vanilla JavaScript, Tailwind, and
           <a href="https://juno.build" rel="noopener noreferrer" target="_blank" class="underline">
-            Juno
-          </a>
-          , showcasing a practical application of these technologies.
+            Juno</a
+          >, showcasing a practical application of these technologies.
         </p>
 
         <div id="app" class="contents"></div>
diff --git a/templates/vanilla-js-example/package.json b/templates/vanilla-js-example/package.json
index 1ca0817..657f88a 100644
--- a/templates/vanilla-js-example/package.json
+++ b/templates/vanilla-js-example/package.json
@@ -20,6 +20,7 @@
     "vite": "^5.2.0"
   },
   "dependencies": {
-    "@junobuild/core": "^0.0.49"
+    "@junobuild/core": "^0.0.49",
+    "nanoid": "^5.0.7"
   }
 }
diff --git a/templates/vanilla-js-example/src/components/content.js b/templates/vanilla-js-example/src/components/content.js
new file mode 100644
index 0000000..62ca59e
--- /dev/null
+++ b/templates/vanilla-js-example/src/components/content.js
@@ -0,0 +1,11 @@
+import {renderLogout} from './logout';
+import {renderModal} from './modal';
+
+export const renderContent = (app) => {
+  app.innerHTML = `<div>
+
+    ${renderModal(app)}
+
+    ${renderLogout(app)}
+</div>`;
+};
diff --git a/templates/vanilla-js-example/src/components/logout.js b/templates/vanilla-js-example/src/components/logout.js
index ab9768c..2b63b54 100644
--- a/templates/vanilla-js-example/src/components/logout.js
+++ b/templates/vanilla-js-example/src/components/logout.js
@@ -8,7 +8,7 @@ export const renderLogout = (app) => {
     fn: signOut
   });
 
-  app.innerHTML = `<button
+  return `<button
     id="logout"
     type="button"
     class="dark:text-white flex items-center gap-2 mt-24 hover:text-lavender-blue-500 active:text-lavender-blue-400">
diff --git a/templates/vanilla-js-example/src/components/modal.js b/templates/vanilla-js-example/src/components/modal.js
new file mode 100644
index 0000000..eeadea6
--- /dev/null
+++ b/templates/vanilla-js-example/src/components/modal.js
@@ -0,0 +1,150 @@
+import {authSubscribe, setDoc, uploadFile} from '@junobuild/core';
+import {nanoid} from 'nanoid';
+import {addEventClick} from '../utils/render.utils';
+
+let user;
+authSubscribe((u) => (user = u));
+
+const submitEntry = async (modal) => {
+  // Demo purpose therefore edge case not properly handled
+  if ([null, undefined].includes(user)) {
+    return;
+  }
+
+  const textarea = modal.querySelector('#entryText');
+  const input = modal.querySelector('#fileEntry');
+
+  const inputText = textarea.value;
+  const file = input.files[0];
+
+  try {
+    let url;
+
+    if (file !== undefined) {
+      const filename = `${user.key}-${file.name}`;
+
+      const {downloadUrl} = await uploadFile({
+        collection: 'images',
+        data: file,
+        filename
+      });
+
+      url = downloadUrl;
+    }
+
+    const key = nanoid();
+
+    await setDoc({
+      collection: 'notes',
+      doc: {
+        key,
+        data: {
+          text: inputText,
+          ...(url !== undefined && {url})
+        }
+      }
+    });
+
+    closeModal(modal);
+
+    const reload = () => {
+      const event = new Event('reload');
+      window.dispatchEvent(event);
+    };
+
+    reload();
+  } catch (err) {
+    console.error(err);
+  }
+};
+
+const closeModal = (modal) => (modal.innerHTML = '');
+
+const showModal = () => {
+  const modal = document.querySelector('#modal');
+
+  addEventClick({
+    target: modal,
+    selector: '#closeModal',
+    fn: () => closeModal(modal)
+  });
+
+  addEventClick({
+    target: modal,
+    selector: '#submitEntry',
+    fn: async () => await submitEntry(modal)
+  });
+
+  modal.innerHTML = `<div class="fixed inset-0 z-50 p-16 md:px-24 md:py-44 animate-fade" role="dialog">
+            <div class="relative w-full max-w-xl">
+            <textarea id="entryText"
+                class="form-control
+        block
+        w-full
+        px-3
+        py-1.5
+        text-base
+        font-normal
+        m-0
+        resize-none
+        border-black border-[3px] rounded-sm bg-white shadow-[5px_5px_0px_rgba(0,0,0,1)]
+        focus:outline-none"
+                rows="7"
+                placeholder="Your diary entry"></textarea>
+
+<div role="toolbar" class="flex justify-between items-center">
+<div>
+                  <input
+                  id="fileEntry"
+                    type="file"
+                  />
+                </div>
+                
+                <div class="flex my-4">
+                    <button
+                        id="closeModal"
+                      class="py-1 px-8 hover:text-lavender-blue-600 active:text-lavender-blue-400"
+                      type="button">
+                      Close
+                    </button>
+    
+    <button id="submitEntry"
+      class="flex items-center gap-2 border-black dark:border-lavender-blue-500 border-[3px] transition-all rounded-sm py-1 px-8 my-2 font-semibold text-white bg-lavender-blue-500 dark:bg-black shadow-[5px_5px_0px_rgba(0,0,0,1)] dark:shadow-[5px_5px_0px_#7888ff] hover:bg-lavender-blue-600 dark:hover:bg-lavender-blue-300 dark:hover:text-black active:bg-lavender-blue-400 dark:active:bg-lavender-blue-500 active:shadow-none active:translate-x-[5px] active:translate-y-[5px]">
+      Submit
+    </button>
+                    
+                  </div>
+</div>
+                
+  </div>
+</div>
+
+<div class="fixed inset-0 z-40 backdrop-blur-xl bg-white/30 flex items-center justify-center"></div>
+`;
+};
+
+export const renderModal = (app) => {
+  addEventClick({
+    target: app,
+    selector: '#addEntry',
+    fn: showModal
+  });
+
+  return `<button
+    id="addEntry"
+    type="button"
+    class="dark:text-white flex items-center gap-2 mt-24 hover:text-lavender-blue-500 active:text-lavender-blue-400">
+    Add an entry 
+        <svg
+          xmlns="http://www.w3.org/2000/svg"
+          height="20"
+          viewBox="0 -960 960 960"
+          width="20"
+          fill="currentColor">
+          <path d="M417-417H166v-126h251v-251h126v251h251v126H543v251H417v-251Z" />
+        </svg>
+  </button>
+
+  <div id="modal" class="contents"></div>
+`;
+};
diff --git a/templates/vanilla-js-example/src/main.js b/templates/vanilla-js-example/src/main.js
index 6557b0e..80cfa73 100644
--- a/templates/vanilla-js-example/src/main.js
+++ b/templates/vanilla-js-example/src/main.js
@@ -1,6 +1,6 @@
 import {authSubscribe, initJuno} from '@junobuild/core';
+import {renderContent} from './components/content';
 import {renderLogin} from './components/login';
-import {renderLogout} from './components/logout';
 import './style.css';
 
 /**
@@ -14,7 +14,7 @@ authSubscribe((user) => {
     return;
   }
 
-  renderLogout(app);
+  renderContent(app);
 });
 
 /**
diff --git a/templates/vanilla-js-example/src/style.css b/templates/vanilla-js-example/src/style.css
index bd6213e..b5c61c9 100644
--- a/templates/vanilla-js-example/src/style.css
+++ b/templates/vanilla-js-example/src/style.css
@@ -1,3 +1,3 @@
 @tailwind base;
 @tailwind components;
-@tailwind utilities;
\ No newline at end of file
+@tailwind utilities;
diff --git a/templates/vanilla-js-example/src/utils/render.utils.js b/templates/vanilla-js-example/src/utils/render.utils.js
index 98e6231..f7ba23b 100644
--- a/templates/vanilla-js-example/src/utils/render.utils.js
+++ b/templates/vanilla-js-example/src/utils/render.utils.js
@@ -5,9 +5,9 @@
  * @param fn The function to trigger on click.
  */
 export const addEventClick = ({target, selector, fn}) => {
-    const observer = new MutationObserver(() => {
-        observer.disconnect();
-        document.querySelector(selector)?.addEventListener('click', fn, {passive: true});
-    });
-    observer.observe(target, {childList: true, subtree: true});
-}
\ No newline at end of file
+  const observer = new MutationObserver(() => {
+    observer.disconnect();
+    document.querySelector(selector)?.addEventListener('click', fn, {passive: true});
+  });
+  observer.observe(target, {childList: true, subtree: true});
+};