Max files is a date string

config/config.schema.yaml

@@ -53,7 +53,7 @@ properties:
                   type: "string"
                   enum: ["error", "warn", "info", "verbose", "silly"]
                 maxFiles:
-                  type: "number"
+                  type: "string"
                 maxSize:
                   type: ["number", "string"]
                 datePattern:

src/config.ts

@@ -48,7 +48,7 @@ class DiscordBridgeConfigLimits {
 export class LoggingFile {
   public file: string;
   public level: string = "info";
-  public maxFiles: number = -1;
+  public maxFiles: string = "14d";
   public maxSize: string|number = "50m";
   public datePattern: string = "YYYY-MM-DD";
   public enabled: string[] = [];