feat(k3s): add CN proxy for Fillcode

flux/apps/deployment-fillcode-cn.yaml

@@ -0,0 +1,86 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: cn-fillcode-proxy
+  namespace: apps
+data:
+  default.conf: |
+    server {
+      listen 80;
+      server_name cn.fillcode.com;
+      return 308 https://cn.fillcode.com$request_uri;
+    }
+
+    server {
+      listen 443 ssl;
+      server_name cn.fillcode.com;
+
+      ssl_certificate /etc/nginx/tls/tls.crt;
+      ssl_certificate_key /etc/nginx/tls/tls.key;
+      ssl_protocols TLSv1.2 TLSv1.3;
+
+      resolver 169.254.20.10 10.43.0.10 valid=30s ipv6=off;
+
+      location / {
+        set $fillcode_origin https://fillcode.com;
+        proxy_pass $fillcode_origin$request_uri;
+        proxy_ssl_server_name on;
+        proxy_ssl_name fillcode.com;
+        proxy_set_header Host fillcode.com;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Host $host;
+        proxy_set_header X-Forwarded-Proto $scheme;
+        proxy_redirect https://fillcode.com/ https://cn.fillcode.com/;
+      }
+    }
+
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: cn-fillcode-proxy
+  namespace: apps
+spec:
+  replicas: 1
+  revisionHistoryLimit: 1
+  strategy:
+    type: Recreate
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: cn-fillcode-proxy
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: cn-fillcode-proxy
+    spec:
+      automountServiceAccountToken: false
+      hostNetwork: true
+      dnsPolicy: ClusterFirstWithHostNet
+      nodeSelector:
+        kubernetes.io/hostname: hwa
+      containers:
+        - name: nginx
+          image: docker.io/library/nginx:1.31.4-alpine
+          imagePullPolicy: IfNotPresent
+          ports:
+            - name: http
+              containerPort: 80
+              protocol: TCP
+            - name: https
+              containerPort: 443
+              protocol: TCP
+          volumeMounts:
+            - name: config
+              mountPath: /etc/nginx/conf.d
+              readOnly: true
+            - name: tls
+              mountPath: /etc/nginx/tls
+              readOnly: true
+      volumes:
+        - name: config
+          configMap:
+            name: cn-fillcode-proxy
+        - name: tls
+          secret:
+            secretName: fillcode-com-crt