feat(frontend): allow configurable backend host and port

.env.example

@@ -33,6 +33,9 @@ STORAGE_TYPE=local
 # 流处理后端(memory/redis)
 STREAM_MANAGER_TYPE=redis
 
+# 应用服务主机名，默认为app
+APP_HOST=app
+
 # 应用服务端口，默认为8080
 APP_PORT=8080
 

docker-compose.yml

@@ -10,6 +10,8 @@ services:
       - "${FRONTEND_PORT:-80}:80"
     environment:
       - MAX_FILE_SIZE_MB=${MAX_FILE_SIZE_MB:-50}
+      - APP_HOST=${APP_HOST:-app}
+      - APP_PORT=${APP_PORT:-8080}
     depends_on:
       app:
         condition: service_healthy

frontend/docker-entrypoint.sh

@@ -9,7 +9,9 @@ EOF
 
 # 处理 nginx 配置
 export MAX_FILE_SIZE=${MAX_FILE_SIZE_MB}M
-envsubst '${MAX_FILE_SIZE}' < /etc/nginx/templates/default.conf.template > /etc/nginx/conf.d/default.conf
+export APP_HOST=${APP_HOST:-app}
+export APP_PORT=${APP_PORT:-8080}
+envsubst '${MAX_FILE_SIZE} ${APP_HOST} ${APP_PORT}' < /etc/nginx/templates/default.conf.template > /etc/nginx/conf.d/default.conf
 
 # 启动 nginx
 exec nginx -g 'daemon off;'

frontend/nginx.conf

@@ -23,7 +23,7 @@ server {
 
     # API请求代理到后端服务
     location /api/ {
-        proxy_pass http://app:8080/api/;
+        proxy_pass http://${APP_HOST}:${APP_PORT}/api/;
         proxy_set_header Host $host;
         proxy_set_header X-Real-IP $remote_addr;
         proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;

helm/templates/frontend.yaml

@@ -41,6 +41,11 @@ spec:
           securityContext:
             {{- toYaml . | nindent 12 }}
           {{- end }}
+          env:
+            - name: APP_HOST
+              value: {{ .Values.frontend.appHost | default (printf "%s-app" (include "weknora.fullname" .)) | quote }}
+            - name: APP_PORT
+              value: {{ .Values.frontend.appPort | default .Values.app.service.port | quote }}
           ports:
             - containerPort: 80
               name: http