Get logs endpoint & system_stats additions (#4690)

* Add route for getting output logs

* Include ComfyUI version

* Move to own function

* Changed to memory logger

* Unify logger setup logic

* Fix get version git fallback

---------

Co-authored-by: pythongosssss <125205205+pythongosssss@users.noreply.github.com>

server.py

@@ -30,7 +30,7 @@ from app.user_manager import UserManager
 from model_filemanager import download_model, DownloadModelStatus
 from typing import Optional
 from api_server.routes.internal.internal_routes import InternalRoutes
-
+import torch
 
 class BinaryEventTypes:
     PREVIEW_IMAGE = 1
@@ -42,6 +42,21 @@ async def send_socket_catch_exception(function, message):
     except (aiohttp.ClientError, aiohttp.ClientPayloadError, ConnectionResetError) as err:
         logging.warning("send error: {}".format(err))
 
+def get_comfyui_version():
+    comfyui_version = "unknown"
+    repo_path = os.path.dirname(os.path.realpath(__file__))
+    try:
+        import pygit2
+        repo = pygit2.Repository(repo_path)
+        comfyui_version = repo.describe(describe_strategy=pygit2.GIT_DESCRIBE_TAGS)
+    except Exception:
+        try:
+            import subprocess
+            comfyui_version = subprocess.check_output(["git", "describe", "--tags"], cwd=repo_path)
+        except Exception as e:
+            logging.warning(f"Failed to get ComfyUI version: {e}")
+    return comfyui_version.strip()
+
 @web.middleware
 async def cache_control(request: web.Request, handler):
     response: web.Response = await handler(request)
@@ -401,16 +416,20 @@ class PromptServer():
             return web.json_response(dt["__metadata__"])
 
         @routes.get("/system_stats")
-        async def get_queue(request):
+        async def system_stats(request):
             device = comfy.model_management.get_torch_device()
             device_name = comfy.model_management.get_torch_device_name(device)
             vram_total, torch_vram_total = comfy.model_management.get_total_memory(device, torch_total_too=True)
             vram_free, torch_vram_free = comfy.model_management.get_free_memory(device, torch_free_too=True)
+
             system_stats = {
                 "system": {
                     "os": os.name,
+                    "comfyui_version": get_comfyui_version(),
                     "python_version": sys.version,
-                    "embedded_python": os.path.split(os.path.split(sys.executable)[0])[1] == "python_embeded"
+                    "pytorch_version": torch.version.__version__,
+                    "embedded_python": os.path.split(os.path.split(sys.executable)[0])[1] == "python_embeded",
+                    "argv": sys.argv
                 },
                 "devices": [
                     {