Add per-row connectivity diagnostic refresh controls

src/web/features/diagnostics/ConnectivityDiagnosticsPanel.tsx

@@ -109,6 +109,34 @@ function Status({ value, route }: { value: StatusValue; route: string }) {
   </span>;
 }
 
+function RowRefresh({
+  label,
+  running,
+  disabled,
+  onRun,
+}: {
+  label: string;
+  running: boolean;
+  disabled: boolean;
+  onRun: () => void;
+}) {
+  return <span className="client-diagnostics-row-refresh-wrap client-tooltip-anchor">
+    <button
+      className={`client-diagnostics-refresh client-diagnostics-row-refresh${running ? ' is-running' : ''}`}
+      type="button"
+      aria-label={`Проверить: ${label}`}
+      aria-busy={running}
+      disabled={disabled}
+      onClick={onRun}
+    >
+      <svg viewBox="0 0 24 24" aria-hidden="true">
+        <path d="M20 11a8 8 0 1 0-2.3 6.7M20 5v6h-6" />
+      </svg>
+    </button>
+    <Tooltip>Проверить только эту строку</Tooltip>
+  </span>;
+}
+
 function ipResult(path: DiagnosticPath | undefined, source: IpSourceDefinition) {
   if (!path?.available) return null;
   return source.family === 6
@@ -222,6 +250,7 @@ export function ConnectivityDiagnosticsPanel({
   const sheetRef = useRef<HTMLDivElement>(null);
   const runnerRef = useRef<HTMLSpanElement>(null);
   const previousTargetRef = useRef<string | null>(null);
+  const retryTargetRef = useRef<string | undefined>(undefined);
   const requestError = requestDetails(error);
 
   useEffect(() => {
@@ -264,12 +293,13 @@ export function ConnectivityDiagnosticsPanel({
     previousTargetRef.current = activeTarget;
   }, [activeTarget]);
 
-  async function run() {
+  async function run(onlyTarget?: string) {
+    retryTargetRef.current = onlyTarget;
     setStatus('running');
     setError(null);
     try {
       let next = result;
-      const targets = [
+      const targets = onlyTarget ? [onlyTarget] : [
         CONNECTIVITY_NETWORK_SOURCE.id,
         ...CONNECTIVITY_IP_SOURCES.map(({ id }) => `ip:${id}`),
         ...sites.map(({ id }) => `site:${id}`),
@@ -379,7 +409,7 @@ export function ConnectivityDiagnosticsPanel({
                 aria-label="Проверить маршруты"
                 aria-busy={pending}
                 disabled={pending}
-                onClick={run}
+                onClick={() => run()}
               >
                 <svg viewBox="0 0 24 24" aria-hidden="true">
                   <path d="M20 11a8 8 0 1 0-2.3 6.7M20 5v6h-6" />
@@ -393,7 +423,7 @@ export function ConnectivityDiagnosticsPanel({
         {Boolean(error) && <div className="client-diagnostics-feedback">
           <div className="client-diagnostics-error" role="alert">
             <span>{requestError.message}</span>
-            {requestError.retryable && <button type="button" onClick={run}>Повторить</button>}
+            {requestError.retryable && <button type="button" onClick={() => run(retryTargetRef.current)}>Повторить</button>}
           </div>
         </div>}
 
@@ -412,7 +442,15 @@ export function ConnectivityDiagnosticsPanel({
                 data-diagnostic-target={CONNECTIVITY_NETWORK_SOURCE.id}
                 className={activeTarget === CONNECTIVITY_NETWORK_SOURCE.id ? 'is-running' : undefined}
               >
-                <th scope="row">{CONNECTIVITY_NETWORK_SOURCE.label}</th>
+                <th scope="row" aria-label={CONNECTIVITY_NETWORK_SOURCE.label}><span className="client-diagnostics-row-name">
+                  <span>{CONNECTIVITY_NETWORK_SOURCE.label}</span>
+                  <RowRefresh
+                    label={CONNECTIVITY_NETWORK_SOURCE.label}
+                    running={activeTarget === CONNECTIVITY_NETWORK_SOURCE.id}
+                    disabled={pending}
+                    onRun={() => run(CONNECTIVITY_NETWORK_SOURCE.id)}
+                  />
+                </span></th>
                 <td><NetworkCell
                   path={result?.direct}
                   pending={activeTarget === CONNECTIVITY_NETWORK_SOURCE.id}
@@ -428,7 +466,15 @@ export function ConnectivityDiagnosticsPanel({
               const target = `ip:${source.id}`;
               const running = activeTarget === target;
               return <tr key={source.id} data-diagnostic-target={target} className={running ? 'is-running' : undefined}>
-                <th scope="row">{source.label}</th>
+                <th scope="row" aria-label={source.label}><span className="client-diagnostics-row-name">
+                  <span>{source.label}</span>
+                  <RowRefresh
+                    label={source.label}
+                    running={running}
+                    disabled={pending}
+                    onRun={() => run(target)}
+                  />
+                </span></th>
                 <td><IpCell path={result?.direct} source={source} pending={running} route={`Напрямую, ${source.label}`} /></td>
                 <td><IpCell path={result?.vpn} source={source} pending={running} route={`VPN, ${source.label}`} /></td>
               </tr>})}</tbody>
@@ -460,7 +506,15 @@ export function ConnectivityDiagnosticsPanel({
                 style={{ viewTransitionName: removing ? 'none' : `diagnostic-service-${site.id}` }}
                 inert={removing ? true : undefined}
               >
-                <span role="rowheader" className="client-diagnostics-service-name">{site.label}</span>
+                <span role="rowheader" aria-label={site.label} className="client-diagnostics-service-name client-diagnostics-row-name">
+                  <span>{site.label}</span>
+                  <RowRefresh
+                    label={site.label}
+                    running={running}
+                    disabled={pending}
+                    onRun={() => run(`site:${site.id}`)}
+                  />
+                </span>
                 <span role="cell"><Status value={resultStatus(direct, running)} route={`Напрямую, ${site.label}`} /></span>
                 <span role="cell"><Status value={resultStatus(vpn, running, result?.vpn?.available !== false)} route={`VPN, ${site.label}`} /></span>
                 <button