fix(vm): use JSON instead

app/routes/vm.py

@@ -14,6 +14,9 @@ class VirtualMachine(BaseModel):
     storage: str
     type: str
 
+class HetznerToken(BaseModel):
+    api_token: str
+
 @router.get("/vm/data")
 def get_vm_data():
     return {"virtual_machines": fetch_all("virtual_machines")}
@@ -31,13 +34,13 @@ def add_vm_data(vm: VirtualMachine):
     return {"message": f"Virtual machine '{vm.name}' added successfully."}
 
 @router.post("/vm/import-hetzner")
-def import_hetzner_vms(api_token: str):
+def import_hetzner_vms(token: HetznerToken):
     """
     Import virtual machines from Hetzner Cloud.
     """
     hetzner_url = "https://api.hetzner.cloud/v1/servers"
     headers = {
-        "Authorization": f"Bearer {api_token}"
+        "Authorization": f"Bearer {token.api_token}"
     }
 
     try:
@@ -70,7 +73,6 @@ def import_hetzner_vms(api_token: str):
                 vm_type=vm_type
             )
         except Exception as e:
-            # Log or handle individual server import errors gracefully
             print(f"Failed to import server {server['name']}: {e}")
 
     return {"message": f"Imported {len(servers)} virtual machines from Hetzner."}