feat: add nginx router config file for backend and frontend

tools/.nginx.conf

@@ -0,0 +1,61 @@
+# ============================
+# 路由 1: /web -> 静态文件
+# ============================
+location /web {
+	# 使用 alias 精确映射
+	# 请求 /web/index.html -> /var/www/static/index.html
+	alias /var/www/static;
+	
+	# 静态文件优化
+	expires 7d;
+	add_header Cache-Control "public, max-age=604800";
+	
+	# 尝试返回文件，不存在则返回404（避免落入其他location）
+	try_files $uri $uri/ =404;
+	
+	# 可选：启用 gzip 压缩
+	gzip_static on;
+}
+
+# ============================
+# 路由 2: /api -> Go 程序 (8848端口)
+# ============================
+location /api {
+	# 反向代理到本地 Go 服务
+	proxy_pass http://127.0.0.1:8848;
+	
+	# 重要：保留原始请求头
+	proxy_set_header Host $host;
+	proxy_set_header X-Real-IP $remote_addr;
+	proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+	proxy_set_header X-Forwarded-Proto $scheme;
+	
+	# WebSocket 支持（如果 Go 程序需要）
+	# proxy_http_version 1.1;
+	# proxy_set_header Upgrade $http_upgrade;
+	# proxy_set_header Connection "upgrade";
+	
+	# 超时设置（根据业务调整）
+	proxy_connect_timeout 60s;
+	proxy_send_timeout 60s;
+	proxy_read_timeout 60s;
+	
+	# 缓冲设置（可选，大文件上传时注意调整）
+	proxy_buffering on;
+	proxy_buffer_size 4k;
+	proxy_buffers 8 4k;
+}
+
+# ============================
+# 可选：根路径处理
+# ============================
+location = / {
+	# 重定向到 /web
+	return 302 /web/;
+}
+
+# 禁止访问隐藏文件
+location ~ /\. {
+	deny all;
+	return 404;
+}

tools/dial_plate_gen.py

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+import math
+
+print('Dial Plate Generator')
+plateSize = float(input('Plate size: '))
+hourInnerRadius = float(input('Hour inner radius percent (float): '))
+hourOutterRadius = float(input('Hour outter radius percent (float): '))
+minuteRadius = float(input('Minute radius percent (float): '))
+
+halfPlateSize = plateSize / 2
+for i in range(24):
+    rad = math.radians(90 - i * 30)
+    x = math.cos(rad)
+    y = math.sin(rad)
+    radius = halfPlateSize * (hourOutterRadius if i < 12 else hourInnerRadius)
+    x = x * radius + halfPlateSize
+    y = (-y * radius) + halfPlateSize
+    print('<text x="{:.6f}" y="{:.6f}">{}</text>'.format(x, y, i))
+
+print('')
+
+for i in range(12):
+    rad = math.radians(90 - i * 30)
+    x = math.cos(rad)
+    y = math.sin(rad)
+    radius = minuteRadius * halfPlateSize
+    x = x * radius + halfPlateSize
+    y = (-y * radius) + halfPlateSize
+    print('<text x="{:.6f}" y="{:.6f}">{}</text>'.format(x, y, i * 5))
+