Add some log rotation stuff

.gitignore

@@ -129,4 +129,6 @@ dist
 .yarn/install-state.gz
 .pnp.*
 
-uploads/
+uploads/
+
+access.log*

index.js

@@ -47,6 +47,26 @@ const ejs = require("ejs")
 app.set('view engine', 'ejs');
 app.set('views', __dirname + '/views');
 
+// Rotate log files if they exist
+if (process.env.LOGFILE && fs.existsSync(process.env.LOGFILE)) {
+	const logFilePath = process.env.LOGFILE;
+	const maxLogFiles = 5; // Maximum number of rotated log files to keep
+
+	// Move old log files up
+	for (let i = maxLogFiles - 1; i > 0; i--) {
+		const oldLogFile = `${logFilePath}.${i}`;
+		const newLogFile = `${logFilePath}.${i + 1}`;
+		if (fs.existsSync(oldLogFile)) {
+			fs.renameSync(oldLogFile, newLogFile);
+		}
+	}
+
+	// Move current log file to .1
+	if (fs.existsSync(logFilePath)) {
+		fs.renameSync(logFilePath, `${logFilePath}.1`);
+	}
+}
+
 app.use((req, res, next) => {
 	if (!process.env.LOGFILE) return next();
 	var requestIp = req.ip;