chore(deploy): serve SPA without nginx and slim docker image

Dockerfile

@@ -14,23 +14,26 @@ FROM python:3.13-slim
 WORKDIR /app
 
 RUN apt-get update \
-    && apt-get install -y --no-install-recommends nginx git ffmpeg \
+    && apt-get install -y --no-install-recommends ffmpeg curl ca-certificates \
     && rm -rf /var/lib/apt/lists/*
 
 RUN pip install uv
 COPY pyproject.toml uv.lock ./
-RUN uv pip install --system . gunicorn
+RUN uv pip install --system . gunicorn \
+    && rm -rf /root/.cache
 
-RUN git clone https://github.com/DrizzleTime/FoxelUpgrade /app/migrate
+RUN curl -L https://github.com/DrizzleTime/FoxelUpgrade/archive/refs/heads/main.tar.gz -o /tmp/migrate.tgz \
+    && mkdir -p /app/migrate \
+    && tar -xzf /tmp/migrate.tgz --strip-components=1 -C /app/migrate \
+    && rm -rf /tmp/migrate.tgz
 
 COPY --from=frontend-builder /app/web/dist /app/web/dist
 
 COPY . .
 
-COPY nginx.conf /etc/nginx/nginx.conf
-
 RUN mkdir -p data/db data/mount && \
-    chmod 777 data/db data/mount
+    chmod 777 data/db data/mount && \
+    rm -rf /var/log/apt /var/cache/apt/archives
     
 EXPOSE 80
 

entrypoint.sh

@@ -1,5 +1,4 @@
 #!/bin/bash
 set -e
 python migrate/run.py
-nginx -g 'daemon off;' &
+exec gunicorn -k uvicorn.workers.UvicornWorker -w 1 -b 0.0.0.0:80 main:app
-exec gunicorn -k uvicorn.workers.UvicornWorker -w 1 -b 0.0.0.0:8000 main:app

main.py

@@ -1,11 +1,15 @@
 import os
+from pathlib import Path
+from contextlib import asynccontextmanager
+
 from domain.config.service import ConfigService, VERSION
 from domain.adapters.registry import runtime_registry
-from fastapi.middleware.cors import CORSMiddleware
-from contextlib import asynccontextmanager
 from db.session import close_db, init_db
 from api.routers import include_routers
-from fastapi import FastAPI, HTTPException
+from fastapi.middleware.cors import CORSMiddleware
+from fastapi.staticfiles import StaticFiles
+from fastapi.responses import FileResponse
+from fastapi import FastAPI, HTTPException, Request
 from fastapi.exceptions import RequestValidationError
 from middleware.exception_handler import (
     global_exception_handler,
@@ -20,6 +24,31 @@ from domain.tasks.task_queue import task_queue_service
 load_dotenv()
 
 
+class SPAStaticFiles(StaticFiles):
+    async def get_response(self, path, scope):
+        response = await super().get_response(path, scope)
+        if response.status_code == 404:
+            return await super().get_response("index.html", scope)
+        return response
+
+
+INDEX_FILE = Path("web/dist/index.html")
+SPA_EXCLUDE_PREFIXES = ("/api", "/docs", "/openapi.json", "/webdav", "/s3")
+
+
+async def spa_fallback_middleware(request: Request, call_next):
+    response = await call_next(request)
+    if (
+        response.status_code == 404
+        and request.method == "GET"
+        and "text/html" in request.headers.get("accept", "")
+        and not request.url.path.startswith(SPA_EXCLUDE_PREFIXES)
+        and INDEX_FILE.exists()
+    ):
+        return FileResponse(INDEX_FILE)
+    return response
+
+
 @asynccontextmanager
 async def lifespan(app: FastAPI):
     os.makedirs("data/db", exist_ok=True)
@@ -40,6 +69,7 @@ def create_app() -> FastAPI:
         description="A highly extensible private cloud storage solution for individuals and teams",
         lifespan=lifespan,
     )
+    app.middleware("http")(spa_fallback_middleware)
     include_routers(app)
     app.add_exception_handler(HTTPException, http_exception_handler)
     app.add_exception_handler(RequestValidationError, validation_exception_handler)
@@ -56,6 +86,7 @@ app.add_middleware(
     allow_methods=["*"],
     allow_headers=["*"],
 )
+app.mount("/", SPAStaticFiles(directory="web/dist", html=True, check_dir=False), name="static")
 if __name__ == "__main__":
     import uvicorn
     uvicorn.run("main:app", host="0.0.0.0", port=8000, reload=True)

nginx.conf

@@ -1,45 +0,0 @@
-user www-data;
-worker_processes auto;
-pid /run/nginx.pid;
-include /etc/nginx/modules-enabled/*.conf;
-
-events {
-    worker_connections 768;
-}
-
-http {
-    sendfile on;
-    tcp_nopush on;
-    types_hash_max_size 2048;
-    include /etc/nginx/mime.types;
-    default_type application/octet-stream;
-
-    ssl_protocols TLSv1.2 TLSv1.3; 
-    ssl_prefer_server_ciphers on;
-
-    access_log /var/log/nginx/access.log;
-    error_log /var/log/nginx/error.log;
-
-    gzip on;
-    gzip_disable "msie6";
-    client_max_body_size 4G;
-
-    server {
-        listen 80;
-        server_name _;
-
-        location ~ ^/(api|webdav|s3|docs|openapi\.json$) {
-            proxy_pass http://127.0.0.1:8000;
-            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;
-        }
-
-        location / {
-            root   /app/web/dist;
-            index  index.html;
-            try_files $uri $uri/ /index.html;
-        }
-    }
-}