Initial commit: Nat20 Notes — TTRPG session transcription & summarization

backend/app/main.py

@@ -0,0 +1,67 @@
+from fastapi import FastAPI, Request
+from fastapi.middleware.cors import CORSMiddleware
+from fastapi.responses import FileResponse, JSONResponse
+from fastapi import HTTPException
+
+from . import database as db, config
+from .logging_config import setup_logging, get_logger
+from .errors import PipelineError
+from .routers import settings as settings_router
+from .routers import sessions as sessions_router
+from .routers import speakers as speakers_router
+from .routers import notes as notes_router
+from .routers import jobs as jobs_router
+from .routers import models as models_router
+from .routers import diagnostics as diagnostics_router
+
+setup_logging()
+log = get_logger(__name__)
+
+app = FastAPI(title="Nat20 Notes")
+
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["*"],
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+
+@app.exception_handler(PipelineError)
+async def pipeline_error_handler(request: Request, exc: PipelineError):
+    log.error("Pipeline error in %s: %s", exc.stage, exc.message, exc_info=exc.cause or exc)
+    return JSONResponse(status_code=502, content={"stage": exc.stage, "message": exc.message})
+
+
+@app.exception_handler(Exception)
+async def unhandled_error_handler(request: Request, exc: Exception):
+    log.exception("Unhandled error on %s %s", request.method, request.url.path)
+    return JSONResponse(status_code=500, content={"stage": "unknown", "message": f"Unexpected error: {exc}"})
+
+
+@app.on_event("startup")
+def on_startup():
+    db.init_db()
+    log.info("Database initialized at %s", config.DB_PATH)
+
+
+app.include_router(settings_router.router)
+app.include_router(sessions_router.router)
+app.include_router(speakers_router.router)
+app.include_router(notes_router.router)
+app.include_router(jobs_router.router)
+app.include_router(models_router.router)
+app.include_router(diagnostics_router.router)
+
+
+@app.get("/api/sessions/{session_id}/audio")
+def get_audio(session_id: str):
+    audio_path = config.AUDIO_DIR / f"{session_id}.wav"
+    if not audio_path.exists():
+        raise HTTPException(404, "Audio not available for this session")
+    return FileResponse(audio_path, media_type="audio/wav")
+
+
+@app.get("/api/health")
+def health():
+    return {"ok": True}