feat: Begins migrating views from leaf to elementary

Sources/App/Views/Navbar.swift

@@ -0,0 +1,31 @@
+import Elementary
+import ElementaryHTMX
+
+struct Navbar: HTML {
+  var content: some HTML {
+    div(.class("sidepanel"), .id("sidepanel")) {
+      a(.href("javascript:void(0)"), .class("closebtn"), .on(.click, "closeSidepanel()")) {
+        "x"
+      }
+      a(.hx.get("/purchase-orders?page=1&limit=50"), .hx.target("body"), .hx.pushURL(true)) {
+        "Purchae Orders"
+      }
+      a(.hx.get("/users"), .hx.target("body"), .hx.pushURL(true)) {
+        "Users"
+      }
+      a(.hx.get("/employees"), .hx.target("body"), .hx.pushURL(true)) {
+        "Employees"
+      }
+      a(.hx.get("/vendors"), .hx.target("body"), .hx.pushURL(true)) {
+        "Vendors"
+      }
+      div(.style("border-bottom: 1px solid grey; margin-bottom: 5px;")) {}
+      a(.hx.post("/logout"), .hx.target("#content"), .hx.swap(.outerHTML), .hx.trigger(.event(.click))) {
+        "Logout"
+      }
+    }
+    button(.class("openbtn"), .on(.click, "openSidepanel()")) {
+      img(.src("/images/menu.svg"), .style("width: 30px;, height: 30px;"))
+    }
+  }
+}