feat(15): index placeholder for the form

to be htmx'ed into getting appropriate step for the session

15-multi-step-form/src/main/resources/public/images/tail-spin.svg

@@ -0,0 +1,32 @@
+<!-- By Sam Herbert (@sherb), for everyone. More @ http://goo.gl/7AJzbL -->
+<svg width="38" height="38" viewBox="0 0 38 38" xmlns="http://www.w3.org/2000/svg">
+    <defs>
+        <linearGradient x1="8.042%" y1="0%" x2="65.682%" y2="23.865%" id="a">
+            <stop stop-color="hsl(228, 100%, 84%)" stop-opacity="0" offset="0%"/>
+            <stop stop-color="hsl(228, 100%, 84%)" stop-opacity=".631" offset="63.146%"/>
+            <stop stop-color="hsl(228, 100%, 84%)" offset="100%"/>
+        </linearGradient>
+    </defs>
+    <g fill="none" fill-rule="evenodd">
+        <g transform="translate(1 1)">
+            <path d="M36 18c0-9.94-8.06-18-18-18" id="Oval-2" stroke="url(#a)" stroke-width="2">
+                <animateTransform
+                    attributeName="transform"
+                    type="rotate"
+                    from="0 18 18"
+                    to="360 18 18"
+                    dur="0.9s"
+                    repeatCount="indefinite" />
+            </path>
+            <circle fill="#fff" cx="36" cy="18" r="1">
+                <animateTransform
+                    attributeName="transform"
+                    type="rotate"
+                    from="0 18 18"
+                    to="360 18 18"
+                    dur="0.9s"
+                    repeatCount="indefinite" />
+            </circle>
+        </g>
+    </g>
+</svg>

15-multi-step-form/src/main/resources/public/out.css

@@ -834,6 +834,10 @@ video {
   background-repeat: no-repeat;
 }
 
+.fill-current {
+  fill: currentColor;
+}
+
 .p-1 {
   padding: 0.25rem;
 }
@@ -927,6 +931,11 @@ video {
   color: rgb(255 255 255 / var(--tw-text-opacity));
 }
 
+.text-green-500 {
+  --tw-text-opacity: 1;
+  color: rgb(34 197 94 / var(--tw-text-opacity));
+}
+
 .drop-shadow-xl {
   --tw-drop-shadow: drop-shadow(0 20px 13px rgb(0 0 0 / 0.03)) drop-shadow(0 8px 5px rgb(0 0 0 / 0.08));
   filter: var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow);