feat: 运行时日志系统，Pino + pino-pretty + pino-roll，console/file 双输出，敏感信息 redaction

tests/server/checker/config-loader.test.ts

@@ -2086,4 +2086,259 @@ targets:
       "expect.status 是未知字段",
     );
   });
+
+  describe("logging 配置", () => {
+    test("logging 全部缺省时使用默认值", async () => {
+      const configPath = join(tempDir, "logging-default.yaml");
+      await writeFile(
+        configPath,
+        `targets:
+  - id: "t"
+    type: http
+    http:
+      url: "http://example.com"
+`,
+      );
+      const config = await loadConfig(configPath);
+      expect(config.logging.consoleLevel).toBe("info");
+      expect(config.logging.fileLevel).toBe("info");
+      expect(config.logging.filePath).toBe(join(config.dataDir, "logs/dial.log"));
+      expect(config.logging.rotationFrequency).toBe("daily");
+      expect(config.logging.rotationMaxFiles).toBe(14);
+      expect(config.logging.rotationSizeRaw).toBe("50MB");
+      expect(config.logging.rotationSizeBytes).toBe(52428800);
+    });
+
+    test("logging.level 设置全局等级继承到 console 和 file", async () => {
+      const configPath = join(tempDir, "logging-global-level.yaml");
+      await writeFile(
+        configPath,
+        `logging:
+  level: "debug"
+targets:
+  - id: "t"
+    type: http
+    http:
+      url: "http://example.com"
+`,
+      );
+      const config = await loadConfig(configPath);
+      expect(config.logging.consoleLevel).toBe("debug");
+      expect(config.logging.fileLevel).toBe("debug");
+    });
+
+    test("logging.console.level 覆盖全局等级", async () => {
+      const configPath = join(tempDir, "logging-console-level.yaml");
+      await writeFile(
+        configPath,
+        `logging:
+  level: "warn"
+  console:
+    level: "trace"
+targets:
+  - id: "t"
+    type: http
+    http:
+      url: "http://example.com"
+`,
+      );
+      const config = await loadConfig(configPath);
+      expect(config.logging.consoleLevel).toBe("trace");
+      expect(config.logging.fileLevel).toBe("warn");
+    });
+
+    test("logging.file.level 独立覆盖", async () => {
+      const configPath = join(tempDir, "logging-file-level.yaml");
+      await writeFile(
+        configPath,
+        `logging:
+  level: "info"
+  file:
+    level: "error"
+targets:
+  - id: "t"
+    type: http
+    http:
+      url: "http://example.com"
+`,
+      );
+      const config = await loadConfig(configPath);
+      expect(config.logging.consoleLevel).toBe("info");
+      expect(config.logging.fileLevel).toBe("error");
+    });
+
+    test("logging.file.path 绝对路径保持不变", async () => {
+      const configPath = join(tempDir, "logging-abs-path.yaml");
+      await writeFile(
+        configPath,
+        `logging:
+  file:
+    path: "/var/log/dial/app.log"
+targets:
+  - id: "t"
+    type: http
+    http:
+      url: "http://example.com"
+`,
+      );
+      const config = await loadConfig(configPath);
+      expect(config.logging.filePath).toBe("/var/log/dial/app.log");
+    });
+
+    test("logging.file.path 相对路径基于配置文件目录解析", async () => {
+      const configPath = join(tempDir, "logging-rel-path.yaml");
+      await writeFile(
+        configPath,
+        `logging:
+  file:
+    path: "custom-logs/app.log"
+targets:
+  - id: "t"
+    type: http
+    http:
+      url: "http://example.com"
+`,
+      );
+      const config = await loadConfig(configPath);
+      expect(config.logging.filePath).toBe(join(tempDir, "custom-logs/app.log"));
+    });
+
+    test("logging.file.rotation 自定义参数", async () => {
+      const configPath = join(tempDir, "logging-rotation.yaml");
+      await writeFile(
+        configPath,
+        `logging:
+  file:
+    rotation:
+      size: "100MB"
+      frequency: "hourly"
+      maxFiles: 30
+targets:
+  - id: "t"
+    type: http
+    http:
+      url: "http://example.com"
+`,
+      );
+      const config = await loadConfig(configPath);
+      expect(config.logging.rotationSizeRaw).toBe("100MB");
+      expect(config.logging.rotationSizeBytes).toBe(104857600);
+      expect(config.logging.rotationFrequency).toBe("hourly");
+      expect(config.logging.rotationMaxFiles).toBe(30);
+    });
+
+    test("logging.level 非法等级抛出错误", async () => {
+      await expectConfigError(
+        "logging-bad-level.yaml",
+        `logging:
+  level: "verbose"
+targets:
+  - id: "t"
+    type: http
+    http:
+      url: "http://example.com"
+`,
+        "logging.level",
+      );
+    });
+
+    test("logging.console.level 非法等级抛出错误", async () => {
+      await expectConfigError(
+        "logging-bad-console-level.yaml",
+        `logging:
+  console:
+    level: "nope"
+targets:
+  - id: "t"
+    type: http
+    http:
+      url: "http://example.com"
+`,
+        "logging.console.level",
+      );
+    });
+
+    test("logging.file.level 非法等级抛出错误", async () => {
+      await expectConfigError(
+        "logging-bad-file-level.yaml",
+        `logging:
+  file:
+    level: 123
+targets:
+  - id: "t"
+    type: http
+    http:
+      url: "http://example.com"
+`,
+        "logging.file.level",
+      );
+    });
+
+    test("logging.file.rotation.size 非法格式抛出错误", async () => {
+      await expectConfigError(
+        "logging-bad-rotation-size.yaml",
+        `logging:
+  file:
+    rotation:
+      size: "100TB"
+targets:
+  - id: "t"
+    type: http
+    http:
+      url: "http://example.com"
+`,
+        "无效的 size 格式",
+      );
+    });
+
+    test("logging.file.rotation.frequency 非法值抛出错误", async () => {
+      await expectConfigError(
+        "logging-bad-frequency.yaml",
+        `logging:
+  file:
+    rotation:
+      frequency: "monthly"
+targets:
+  - id: "t"
+    type: http
+    http:
+      url: "http://example.com"
+`,
+        "logging.file.rotation.frequency",
+      );
+    });
+
+    test("logging.file.rotation.maxFiles 非整数抛出错误", async () => {
+      await expectConfigError(
+        "logging-bad-maxfiles.yaml",
+        `logging:
+  file:
+    rotation:
+      maxFiles: 3.5
+targets:
+  - id: "t"
+    type: http
+    http:
+      url: "http://example.com"
+`,
+        "logging.file.rotation.maxFiles",
+      );
+    });
+
+    test("logging.file.path 空字符串抛出错误", async () => {
+      await expectConfigError(
+        "logging-empty-path.yaml",
+        `logging:
+  file:
+    path: ""
+targets:
+  - id: "t"
+    type: http
+    http:
+      url: "http://example.com"
+`,
+        "logging.file.path",
+      );
+    });
+  });
 });