Fix clippy warnings and fmt issues to pass CI

Replace expect/unwrap calls with safe alternatives, add Default impls
for parser structs and Toasts, fix redundant closures, collapse nested
ifs, remove unused import, and allow recursive-only-self/too-many-args
lints in compliance-graph.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

compliance-dashboard/src/components/toast.rs

@@ -20,6 +20,12 @@ pub struct Toasts {
     next_id: Signal<usize>,
 }
 
+impl Default for Toasts {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
 impl Toasts {
     pub fn new() -> Self {
         Self {

compliance-dashboard/src/infrastructure/repositories.rs

@@ -65,10 +65,7 @@ pub async fn add_repository(
 pub async fn delete_repository(repo_id: String) -> Result<(), ServerFnError> {
     let state: super::server_state::ServerState =
         dioxus_fullstack::FullstackContext::extract().await?;
-    let url = format!(
-        "{}/api/v1/repositories/{repo_id}",
-        state.agent_api_url
-    );
+    let url = format!("{}/api/v1/repositories/{repo_id}", state.agent_api_url);
 
     let client = reqwest::Client::new();
     let resp = client

compliance-dashboard/src/pages/chat_index.rs

@@ -2,7 +2,6 @@ use dioxus::prelude::*;
 
 use crate::app::Route;
 use crate::components::page_header::PageHeader;
-use crate::infrastructure::chat::fetch_embedding_status;
 use crate::infrastructure::repositories::fetch_repositories;
 
 #[component]

compliance-dashboard/src/pages/dast_findings.rs

@@ -49,7 +49,7 @@ pub fn DastFindingsPage() -> Element {
                                                     }
                                                     td {
                                                         Link {
-                                                            to: Route::DastFindingDetailPage { id: id },
+                                                            to: Route::DastFindingDetailPage { id },
                                                             "{finding.get(\"title\").and_then(|v| v.as_str()).unwrap_or(\"-\")}"
                                                         }
                                                     }

compliance-dashboard/src/pages/graph_explorer.rs

@@ -27,13 +27,13 @@ pub fn GraphExplorerPage(repo_id: String) -> Element {
     let mut inspector_open = use_signal(|| false);
 
     // Search state
-    let mut search_query = use_signal(|| String::new());
-    let mut search_results = use_signal(|| Vec::<serde_json::Value>::new());
-    let mut file_filter = use_signal(|| String::new());
+    let mut search_query = use_signal(String::new);
+    let mut search_results = use_signal(Vec::<serde_json::Value>::new);
+    let mut file_filter = use_signal(String::new);
 
     // Store serialized graph JSON in signals so use_effect can react to them
-    let mut nodes_json = use_signal(|| String::new());
-    let mut edges_json = use_signal(|| String::new());
+    let mut nodes_json = use_signal(String::new);
+    let mut edges_json = use_signal(String::new);
     let mut graph_ready = use_signal(|| false);
 
     // When resource resolves, serialize the data into signals
@@ -404,7 +404,7 @@ pub fn GraphExplorerPage(repo_id: String) -> Element {
                     } else if node_count > 0 {
                         // Data exists but nodes array was empty (shouldn't happen)
                         div { class: "loading", "Loading graph visualization..." }
-                    } else if matches!(&*graph_data.read(), None) {
+                    } else if (*graph_data.read()).is_none() {
                         div { class: "loading", "Loading graph data..." }
                     } else {
                         div { class: "graph-empty-state",