chore(config): 初始化项目配置与部署基础

config/__init__.py

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+

config/asgi.py

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+import os
+
+from django.core.asgi import get_asgi_application
+
+
+os.environ.setdefault("DJANGO_SETTINGS_MODULE", "config.settings")
+
+application = get_asgi_application()

config/settings.py

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+import os
+from pathlib import Path
+
+
+BASE_DIR = Path(__file__).resolve().parent.parent
+
+
+def load_dotenv(dotenv_path: Path) -> None:
+    if not dotenv_path.exists():
+        return
+    for raw_line in dotenv_path.read_text(encoding="utf-8").splitlines():
+        line = raw_line.strip()
+        if not line or line.startswith("#") or "=" not in line:
+            continue
+        key, value = line.split("=", 1)
+        key = key.strip()
+        value = value.strip().strip('"').strip("'")
+        os.environ.setdefault(key, value)
+
+
+load_dotenv(BASE_DIR / ".env")
+
+
+def env_bool(name: str, default: bool = False) -> bool:
+    value = os.environ.get(name)
+    if value is None:
+        return default
+    return value.lower() in {"1", "true", "yes", "on"}
+
+
+SECRET_KEY = os.environ.get("DJANGO_SECRET_KEY", "dev-secret-key")
+DEBUG = env_bool("DJANGO_DEBUG", True)
+ALLOWED_HOSTS = [
+    host.strip()
+    for host in os.environ.get("DJANGO_ALLOWED_HOSTS", "*").split(",")
+    if host.strip()
+]
+
+INSTALLED_APPS = [
+    "django.contrib.admin",
+    "django.contrib.auth",
+    "django.contrib.contenttypes",
+    "django.contrib.sessions",
+    "django.contrib.messages",
+    "django.contrib.staticfiles",
+    "apps.scenarios",
+    "apps.documents",
+    "apps.chat",
+    "apps.audit",
+]
+
+MIDDLEWARE = [
+    "django.middleware.security.SecurityMiddleware",
+    "django.contrib.sessions.middleware.SessionMiddleware",
+    "django.middleware.common.CommonMiddleware",
+    "django.middleware.csrf.CsrfViewMiddleware",
+    "django.contrib.auth.middleware.AuthenticationMiddleware",
+    "django.contrib.messages.middleware.MessageMiddleware",
+    "django.middleware.clickjacking.XFrameOptionsMiddleware",
+]
+
+ROOT_URLCONF = "config.urls"
+
+TEMPLATES = [
+    {
+        "BACKEND": "django.template.backends.django.DjangoTemplates",
+        "DIRS": [BASE_DIR / "templates"],
+        "APP_DIRS": True,
+        "OPTIONS": {
+            "context_processors": [
+                "django.template.context_processors.request",
+                "django.contrib.auth.context_processors.auth",
+                "django.contrib.messages.context_processors.messages",
+            ],
+        },
+    },
+]
+
+WSGI_APPLICATION = "config.wsgi.application"
+
+DATABASES = {
+    "default": {
+        "ENGINE": "django.db.backends.sqlite3",
+        "NAME": BASE_DIR / "data" / "db.sqlite3",
+    }
+}
+
+LANGUAGE_CODE = "zh-hans"
+TIME_ZONE = "Asia/Shanghai"
+USE_I18N = True
+USE_TZ = True
+
+STATIC_URL = "static/"
+STATICFILES_DIRS = [BASE_DIR / "static"]
+MEDIA_URL = "media/"
+MEDIA_ROOT = Path(os.environ.get("UPLOAD_ROOT", BASE_DIR / "data" / "uploads"))
+
+SCENARIO_CONFIG_DIR = Path(os.environ.get("SCENARIO_CONFIG_DIR", BASE_DIR / "configs"))
+CHROMA_PATH = Path(os.environ.get("CHROMA_PATH", BASE_DIR / "data" / "chroma"))
+
+LLM_API_KEY = os.environ.get("LLM_API_KEY", "")
+LLM_BASE_URL = os.environ.get("LLM_BASE_URL", "https://api.openai.com/v1")
+LLM_MODEL = os.environ.get("LLM_MODEL", "gpt-4.1-mini")
+EMBEDDING_API_KEY = os.environ.get("EMBEDDING_API_KEY", LLM_API_KEY)
+EMBEDDING_BASE_URL = os.environ.get("EMBEDDING_BASE_URL", LLM_BASE_URL)
+EMBEDDING_MODEL = os.environ.get("EMBEDDING_MODEL", "text-embedding-3-small")
+
+DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"

config/urls.py

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+from django.conf import settings
+from django.conf.urls.static import static
+from django.contrib import admin
+from django.urls import include, path
+
+
+urlpatterns = [
+    path("admin/", admin.site.urls),
+    path("", include("apps.scenarios.urls")),
+    path("chat/", include("apps.chat.urls")),
+    path("documents/", include("apps.documents.urls")),
+    path("audit/", include("apps.audit.urls")),
+]
+
+if settings.DEBUG:
+    urlpatterns += static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)

config/wsgi.py

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+import os
+
+from django.core.wsgi import get_wsgi_application
+
+
+os.environ.setdefault("DJANGO_SETTINGS_MODULE", "config.settings")
+
+application = get_wsgi_application()