feat: Add recent performance stability stats (matches/days) to player profile

web/routes/opponents.py

@@ -0,0 +1,35 @@
+from flask import Blueprint, render_template, request, jsonify
+from web.services.opponent_service import OpponentService
+from web.config import Config
+
+bp = Blueprint('opponents', __name__, url_prefix='/opponents')
+
+@bp.route('/')
+def index():
+    page = request.args.get('page', 1, type=int)
+    sort_by = request.args.get('sort', 'matches')
+    search = request.args.get('search')
+    
+    opponents, total = OpponentService.get_opponent_list(page, Config.ITEMS_PER_PAGE, sort_by, search)
+    total_pages = (total + Config.ITEMS_PER_PAGE - 1) // Config.ITEMS_PER_PAGE
+    
+    # Global stats for dashboard
+    stats_summary = OpponentService.get_global_opponent_stats()
+    map_stats = OpponentService.get_map_opponent_stats()
+    
+    return render_template('opponents/index.html', 
+                         opponents=opponents, 
+                         total=total, 
+                         page=page, 
+                         total_pages=total_pages, 
+                         sort_by=sort_by,
+                         stats_summary=stats_summary,
+                         map_stats=map_stats)
+
+@bp.route('/<steam_id>')
+def detail(steam_id):
+    data = OpponentService.get_opponent_detail(steam_id)
+    if not data:
+        return "Opponent not found", 404
+        
+    return render_template('opponents/detail.html', **data)