feat(dash): improved frontend dashboard (#6)

Co-authored-by: Sharang Parnerkar <parnerkarsharang@gmail.com>
Reviewed-on: #6

src/pages/developer/agents.rs

@@ -0,0 +1,24 @@
+use dioxus::prelude::*;
+
+/// Agents page placeholder for the LangGraph agent builder.
+///
+/// Shows a "Coming Soon" card with a disabled launch button.
+/// Will eventually integrate with the LangGraph framework.
+#[component]
+pub fn AgentsPage() -> Element {
+    rsx! {
+        section { class: "placeholder-page",
+            div { class: "placeholder-card",
+                div { class: "placeholder-icon", "A" }
+                h2 { "Agent Builder" }
+                p { class: "placeholder-desc",
+                    "Build and manage AI agents with LangGraph. \
+                    Create multi-step reasoning pipelines, tool-using agents, \
+                    and autonomous workflows."
+                }
+                button { class: "btn-primary", disabled: true, "Launch Agent Builder" }
+                span { class: "placeholder-badge", "Coming Soon" }
+            }
+        }
+    }
+}