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ede7942 11463f1 ede7942 bced5a1 ede7942 53f85e0 ede7942 53f85e0 ede7942 3a6f2bc ede7942 11463f1 ede7942 11463f1 ede7942 bced5a1 ede7942 d78f4d3 3a6f2bc d78f4d3 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 | from contextlib import asynccontextmanager
from fastapi import FastAPI
from fastapi.middleware.cors import CORSMiddleware
from fastapi.openapi.docs import get_redoc_html
from fastapi.responses import HTMLResponse
from config import settings
from database import create_tables
from routers import (
admin, chat, cowriter, document, grammar, humanize,
paraphrase, plagiarism, summarize, tone, translate,
)
from routers import auth
@asynccontextmanager
async def lifespan(app: FastAPI):
create_tables()
yield
app = FastAPI(
title="Anovo API",
description=(
"AI-Powered Writing Tool API — Free & Open Source\n\n"
"Endpoints for paraphrasing, grammar checking, summarization, "
"translation, AI text humanization, plagiarism detection, "
"tone analysis, co-writing, AI chat, and user accounts."
),
version="2.1.0",
docs_url="/docs",
# Served by the custom route below so the ReDoc bundle URL can be pinned.
redoc_url=None,
lifespan=lifespan,
)
# FastAPI 0.111 (the version pinned in requirements.txt) points ReDoc at the
# floating "redoc@next" dist-tag, which now resolves to a pre-release whose
# standalone bundle fails to boot — the page loads but renders nothing. Pin an
# exact, known-good release so this cannot drift with either the CDN tag or the
# installed FastAPI version.
REDOC_JS_URL = "https://cdn.jsdelivr.net/npm/redoc@2.1.5/bundles/redoc.standalone.js"
@app.get("/redoc", include_in_schema=False)
def redoc_html() -> HTMLResponse:
return get_redoc_html(
openapi_url=app.openapi_url or "/openapi.json",
title=f"{app.title} - ReDoc",
redoc_js_url=REDOC_JS_URL,
)
# ── CORS ─────────────────────────────────────────────────────────────────────
app.add_middleware(
CORSMiddleware,
allow_origins=settings.cors_origins,
allow_origin_regex=r"https://.*\.(vercel\.app|hf\.space)$",
allow_credentials=True,
allow_methods=["*"],
allow_headers=["*"],
)
# ── Routers ───────────────────────────────────────────────────────────────────
app.include_router(paraphrase.router)
app.include_router(grammar.router)
app.include_router(summarize.router)
app.include_router(translate.router)
app.include_router(humanize.router)
app.include_router(plagiarism.router)
app.include_router(tone.router)
app.include_router(cowriter.router)
app.include_router(chat.router)
app.include_router(document.router)
app.include_router(admin.router)
app.include_router(auth.router)
@app.get("/", tags=["health"])
def health_check() -> dict:
"""Health check endpoint with provider diagnostics."""
return {
"status": "ok",
"service": "Anovo API",
"version": app.version,
"providers": {
"groq": bool(settings.groq_api_keys or settings.groq_api_key),
"hf": bool(settings.hf_api_token),
"premium_models": bool(settings.groq_api_keys or settings.groq_api_key),
},
"db": settings.database_url.split("///")[-1] if "sqlite" in settings.database_url else "postgres",
}
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