fix: Rakip Radar widget'ını gerçek firmStats'a bağla (son mock kaldırıldı)

RightSidebar teaser widget COMPETITOR_DATA mock yerine canlı firmStats(tenders)
kullanıyor; veri yokken dürüst boş durum gösteriyor.

src/components/RightSidebar.jsx

@@ -1,6 +1,7 @@
 import React, { useState } from 'react';
 import { useApp } from '../context/AppContext';
-import { MOCK_COMPANY_STATS, COMPETITOR_DATA } from '../data/mockTenders';
+import { MOCK_COMPANY_STATS } from '../data/mockTenders';
+import { firmStats } from '../services/analytics';
 import { Briefcase, FileText, Calendar, History, Trophy, Eye, Kanban, Radar, ArrowRight, Users, Plus, Trash2 } from 'lucide-react';
 
 export const RightSidebar = () => {
@@ -10,6 +11,7 @@ export const RightSidebar = () => {
   const [tmRole, setTmRole] = useState('Uzman');
 
   const trackedCount = tenders.filter(t => t.takipte).length;
+  const topFirms = firmStats(tenders).firms.slice(0, 3);
 
   const handleAddMember = (e) => {
     e.preventDefault();
@@ -91,20 +93,26 @@ export const RightSidebar = () => {
         </div>
 
         <div className="space-y-2.5 text-xs">
-          {COMPETITOR_DATA.slice(0, 3).map((comp, i) => (
+          {topFirms.length === 0 ? (
+            <p className="text-[11px] text-slate-400 py-2 leading-relaxed">
+              Kazanan firma verisi biriktikçe (doğrudan temin & sonuç ilanları) gerçek pazar payları burada listelenir.
+            </p>
+          ) : (
+            topFirms.map((comp, i) => (
               <div key={i} className="space-y-1">
                 <div className="flex items-center justify-between text-[11px] font-semibold text-slate-700">
                   <span className="truncate max-w-[170px]">{comp.name}</span>
-                <span className="font-bold text-indigo-900">%{comp.share} ({comp.winCount} İhale)</span>
+                  <span className="font-bold text-indigo-900">%{comp.share} ({comp.wins} İhale)</span>
                 </div>
                 <div className="w-full bg-slate-100 rounded-full h-1.5 overflow-hidden">
                   <div
                     className="bg-indigo-600 h-1.5 rounded-full"
-                  style={{ width: `${comp.share}%` }}
+                    style={{ width: `${Math.max(comp.share, 3)}%` }}
                   />
                 </div>
               </div>
-          ))}
+            ))
+          )}
         </div>
 
         <button