feat: 重构项目结构，添加 WPF 应用

- 将核心功能提取到 WCTDataMiner.Core 类库
- 添加 WCTDataMiner.Wpf 桌面应用
- 支持数据解析、导出、统计等功能

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

src/WCTDataMiner.Core/Parsers/QfodParser.cs

@@ -0,0 +1,54 @@
+using System.Text.RegularExpressions;
+using WCTDataMiner.Core.Models;
+
+namespace WCTDataMiner.Core.Parsers;
+
+/// <summary>
+/// Qfod日志解析器
+/// 格式: X#:Q A->B C D E
+/// 示例: 0#:Q 1->25 45.5 20.5 2
+/// </summary>
+public class QfodParser : IParser<QfodRecord>
+{
+    private static readonly Regex QfodPattern = new(
+        @"^(\d)#:Q\s+(\d+)->(-?\d+)\s+([-\d.]+)\s+([-\d.]+)\s+(\d+)$",
+        RegexOptions.Compiled
+    );
+
+    public bool CanParse(string line) => QfodPattern.IsMatch(line);
+
+    public ParseResult<QfodRecord> Parse(string line, Guid scenarioId)
+    {
+        var match = QfodPattern.Match(line);
+        if (!match.Success)
+        {
+            return ParseResult<QfodRecord>.Failure(
+                "FORMAT_MISMATCH",
+                "Line does not match Qfod pattern"
+            );
+        }
+
+        try
+        {
+            var record = new QfodRecord
+            {
+                ScenarioId = scenarioId,
+                ChargerIndex = byte.Parse(match.Groups[1].Value),
+                CoilIndex = byte.Parse(match.Groups[2].Value),
+                DeltaQ = int.Parse(match.Groups[3].Value),
+                CurrentQ = float.Parse(match.Groups[4].Value),
+                RawQ = float.Parse(match.Groups[5].Value),
+                FodType = byte.Parse(match.Groups[6].Value)
+            };
+
+            return ParseResult<QfodRecord>.Success(record);
+        }
+        catch (Exception ex)
+        {
+            return ParseResult<QfodRecord>.Failure(
+                "TYPE_CONVERSION",
+                $"Failed to convert field: {ex.Message}"
+            );
+        }
+    }
+}