feat: add kubernetes deploy (Chanzhaoyu#1001)

kubernetes/README.md

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+## 增加一个Kubernetes的部署方式
+```
+kubectl apply -f deploy.yaml
+```
+
+### 如果需要Ingress域名接入
+```
+kubectl apply -f ingress.yaml
+```

kubernetes/deploy.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+ name: chatgpt-web
+ labels:
+ app: chatgpt-web
+spec:
+ replicas: 1
+ selector:
+ matchLabels:
+ app: chatgpt-web
+ strategy:
+ type: RollingUpdate
+ template:
+ metadata:
+ labels:
+ app: chatgpt-web
+ spec:
+ containers:
+ - image: chenzhaoyu94/chatgpt-web
+ name: chatgpt-web
+ imagePullPolicy: Always
+ ports:
+ - containerPort: 3002
+ env:
+ - name: OPENAI_API_KEY
+ value: sk-xxx
+ - name: OPENAI_API_BASE_URL
+ value: "https://api.openai.com"
+ - name: OPENAI_API_MODEL
+ value: gpt-3.5-turbo
+ - name: API_REVERSE_PROXY
+ value: https://bypass.duti.tech/api/conversation
+ - name: AUTH_SECRET_KEY
+ value: '123456'
+ - name: TIMEOUT_MS
+ value: '60000'
+ - name: SOCKS_PROXY_HOST
+ value: ''
+ - name: SOCKS_PROXY_PORT
+ value: ''
+ - name: HTTPS_PROXY
+ value: ''
+ resources:
+ limits:
+ cpu: 500m
+ memory: 500Mi
+ requests:
+ cpu: 300m
+ memory: 300Mi
+---
+apiVersion: v1
+kind: Service
+metadata:
+ labels:
+ app: chatgpt-web
+ name: chatgpt-web
+spec:
+ ports:
+ - name: chatgpt-web
+ port: 3002
+ protocol: TCP
+ targetPort: 3002
+ selector:
+ app: chatgpt-web
+ type: ClusterIP

kubernetes/ingress.yaml

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+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+ annotations:
+ kubernetes.io/ingress.class: nginx
+ nginx.ingress.kubernetes.io/proxy-connect-timeout: "5"
+ name: chatgpt-web
+spec:
+ rules:
+ - host: chatgpt.example.com
+ http:
+ paths:
+ - backend:
+ service:
+ name: chatgpt-web
+ port:
+ number: 3002
+ path: /
+ pathType: ImplementationSpecific
+ tls:
+ - secretName: chatgpt-web-tls