From 373dbf12f6797497656565e9baa7ac69e1f005f5 Mon Sep 17 00:00:00 2001
From: nsfisis <nsfisis@gmail.com>
Date: Fri, 13 Feb 2026 23:00:47 +0900
Subject: refactor(infra): serve frontend static files via nginx volume mount

Replace app-server proxy with direct static file serving from nginx.
The frontend service builds assets into a shared volume, and the
reverse-proxy serves them with SPA fallback via try_files.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
---
 compose.prod.yaml | 29 ++++++++++++++++-------------
 nginx.conf        | 10 +++++-----
 2 files changed, 21 insertions(+), 18 deletions(-)

diff --git a/compose.prod.yaml b/compose.prod.yaml
index b2ad9fe..2c6c828 100644
--- a/compose.prod.yaml
+++ b/compose.prod.yaml
@@ -6,11 +6,24 @@ services:
     volumes:
       - ./nginx.conf:/etc/nginx/nginx.conf:ro
       - files-data:/var/www/files:ro
+      - frontend-assets:/var/www/iosdc-japan/2025/code-battle:ro
     depends_on:
-      - api-server
-      - app-server
+      api-server:
+        condition: service_started
+      frontend:
+        condition: service_completed_successfully
     restart: always
 
+  frontend:
+    build:
+      context: ./frontend
+      args:
+        ALBATROSS_BASE_PATH: $ALBATROSS_BASE_PATH
+    volumes:
+      - frontend-assets:/output
+    entrypoint: ["sh", "-c", "cp -r /usr/share/nginx/html/. /output/"]
+    restart: "no"
+
   api-server:
     build:
       context: ./backend
@@ -32,17 +45,6 @@ services:
     env_file: [.env]
     restart: always
 
-  app-server:
-    build:
-      context: ./frontend
-      args:
-        ALBATROSS_HOST: localhost
-        ALBATROSS_BASE_PATH: $ALBATROSS_BASE_PATH
-    expose:
-      - 80
-    env_file: [.env]
-    restart: always
-
   db:
     image: postgres:16.3
     environment:
@@ -101,3 +103,4 @@ services:
 volumes:
   db-data:
   files-data:
+  frontend-assets:
diff --git a/nginx.conf b/nginx.conf
index e2a3dd3..11ac5ed 100644
--- a/nginx.conf
+++ b/nginx.conf
@@ -3,9 +3,13 @@ events {
 }
 
 http {
+  include mime.types;
+
   server {
     listen 80;
 
+    root /var/www;
+
     location /iosdc-japan/2025/code-battle/files/ {
       alias /var/www/files/;
     }
@@ -27,11 +31,7 @@ http {
     }
 
     location /iosdc-japan/2025/code-battle/ {
-      proxy_pass http://app-server;
-      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;
+      try_files $uri $uri/ /iosdc-japan/2025/code-battle/index.html;
     }
   }
 }
-- 
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