Fix sql syntax

Add database initialisation
Reorganise default theme

usr/themes/default/ui/main.scss

@@ -0,0 +1,54 @@
+main {
+    margin: 0;
+    padding: 0;
+
+    background-color: $black100;
+    color: $white100;
+
+    min-height: 100vh;
+
+    overflow-y: auto;
+    box-sizing: border-box;
+
+    header {
+        margin: 0;
+        padding: 0;
+
+        width: 100%;
+        height: 40vh;
+
+        position: relative;
+
+        background-color: $black200;
+        border-radius: $rad;
+
+        box-sizing: border-box;
+
+        img {
+            position: absolute;
+            top: 0;
+            left: 0;
+
+            width: 100%;
+            height: 100%;
+
+            filter: blur(0.5rem);
+
+            object-fit: cover;
+            object-position: center 0px;
+        }
+
+        span {
+            position: absolute;
+            top: 0;
+            left: 0;
+
+            width: 100%;
+            height: 100%;
+
+            background-image: linear-gradient(to bottom, #00000000, rgba($black100, 1));
+
+            z-index: +1;
+        }
+    }
+}