refactor(admin): split industry-templates page.tsx into colocated components

Split 879-LOC page.tsx into 187 LOC with 11 colocated components,
_types.ts and _constants.ts for the industry templates module.
Behavior preserved.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

admin-compliance/app/sdk/industry-templates/_components/Toast.tsx

@@ -0,0 +1,20 @@
+export function Toast({ message, onDismiss }: { message: string; onDismiss: () => void }) {
+  return (
+    <div className="fixed bottom-6 right-6 z-50 max-w-md animate-slide-up">
+      <div className="bg-slate-900 text-white rounded-xl shadow-2xl px-5 py-4 flex items-start gap-3">
+        <svg className="w-5 h-5 text-emerald-400 flex-shrink-0 mt-0.5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+          <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z" />
+        </svg>
+        <p className="text-sm leading-relaxed">{message}</p>
+        <button
+          onClick={onDismiss}
+          className="text-slate-400 hover:text-white flex-shrink-0 ml-2"
+        >
+          <svg className="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+            <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M6 18L18 6M6 6l12 12" />
+          </svg>
+        </button>
+      </div>
+    </div>
+  )
+}