Publish current ComfyUI O1Key code baseline

Replace the prior release tree with the current plugin, frontend, tests, and documentation. Document retired node IDs and the public Gitea update source.

utils/nano_banana_models.py

@@ -0,0 +1,49 @@
+"""Nano Banana 节点的展示模型、线路与 API 模型名映射。"""
+
+NANO_BANANA_MODEL_OPTIONS = [
+    "Nano Banana 2",
+    "Nano Banana Pro",
+    "Nano Banana 2 Lite",
+    "Nano Banana",
+]
+
+NANO_BANANA_ROUTE_OPTIONS = ["畅速", "直连", "专线"]
+
+NANO_BANANA_MODEL_MATRIX = {
+    ("Nano Banana Pro", "畅速"): "gemini-3-pro-image-c-sp",
+    ("Nano Banana 2", "畅速"): "gemini-3.1-flash-image-c-sp",
+    ("Nano Banana 2 Lite", "畅速"): "gemini-3.1-flash-lite-image-c-sp",
+    ("Nano Banana", "畅速"): "nano-banana",
+    ("Nano Banana Pro", "直连"): "gemini-3-pro-image-c-sd",
+    ("Nano Banana 2", "直连"): "gemini-3.1-flash-image-c-sd",
+    ("Nano Banana 2 Lite", "直连"): "gemini-3.1-flash-lite-image-c-sd",
+    ("Nano Banana", "直连"): "nano-banana",
+    ("Nano Banana Pro", "专线"): "gemini-3-pro-image",
+    ("Nano Banana 2", "专线"): "gemini-3.1-flash-image",
+    ("Nano Banana 2 Lite", "专线"): "gemini-3.1-flash-lite-image",
+    ("Nano Banana", "专线"): "gemini-2.5-flash-image",
+}
+
+_LEGACY_BILLING_ROUTE_MAP = {
+    "特价": "畅速",
+    "官方": "专线",
+}
+
+
+def normalize_nano_banana_route(route: str) -> str:
+    """兼容旧“计费”值，并校验新模型线路。"""
+    normalized = _LEGACY_BILLING_ROUTE_MAP.get(route, route)
+    if normalized not in NANO_BANANA_ROUTE_OPTIONS:
+        raise ValueError(
+            f"模型线路 '{route}' 无效，支持的线路：{', '.join(NANO_BANANA_ROUTE_OPTIONS)}"
+        )
+    return normalized
+
+
+def resolve_nano_banana_model(model_name: str, route: str) -> str:
+    """由界面模型和模型线路解析实际 API 模型名。"""
+    normalized_route = normalize_nano_banana_route(route)
+    model = NANO_BANANA_MODEL_MATRIX.get((model_name, normalized_route))
+    if model is None:
+        raise ValueError(f"模型 '{model_name}' 不支持模型线路 '{normalized_route}'")
+    return model