feat: add material search filters to semi, product, service modules

Co-authored-by: aider (openai/DeepSeek-V3.2-Thinking) <aider@aider.chat>

inventory-backend/app/api/v1/inbound/semi.py

@@ -128,3 +128,15 @@ def get_user_suggestions():
     keyword = request.args.get('keyword', '')
     data = SemiInboundService.search_system_users(keyword)
     return jsonify({"code": 200, "msg": "success", "data": data})
+
+
+# ------------------------------------------------------------------
+# 7. 获取筛选选项
+# ------------------------------------------------------------------
+@inbound_semi_bp.route('/options', methods=['GET'])
+def get_options():
+    try:
+        data = SemiInboundService.get_filter_options()
+        return jsonify({"code": 200, "msg": "success", "data": data})
+    except Exception as e:
+        return jsonify({"code": 500, "msg": str(e)}), 500