fixes and improvements

backend/src/media_library_viewer_api/routers/settings.py

@@ -55,7 +55,9 @@ def post_machine(
     store: SettingsStore = Depends(get_settings_store),
 ) -> dict[str, Any]:
     saved = store.upsert_machine(machine.model_dump(exclude_none=True), machine.id)
-    get_monitoring_poller().start()
+    poller = get_monitoring_poller()
+    poller.start()
+    poller.kick()
     return saved
 
 
@@ -68,7 +70,9 @@ def put_machine(
     if not store.get_machine(machine_id):
         raise HTTPException(status_code=404, detail="Machine not found")
     saved = store.upsert_machine(machine.model_dump(exclude_none=True), machine_id)
-    get_monitoring_poller().start()
+    poller = get_monitoring_poller()
+    poller.start()
+    poller.kick()
     return saved
 
 
@@ -85,6 +89,8 @@ class SSHKeyInput(BaseModel):
     name: str = Field(default="")
     private_key: str = Field(default="")
     passphrase: str = Field(default="")
+    public_key: str = Field(default="")
+    fingerprint: str = Field(default="")
     notes: str = Field(default="")
 
 
@@ -104,12 +110,14 @@ def generate_ssh_key(
     key.write_private_key(private_buffer, password=payload.passphrase or None)
     private_key = private_buffer.getvalue()
     public_key = f"{key.get_name()} {key.get_base64()}"
+    fingerprint = ":".join(f"{b:02x}" for b in key.get_fingerprint())
     return {
         "name": payload.name,
         "private_key": private_key,
         "passphrase": payload.passphrase,
         "notes": payload.notes,
         "public_key": public_key,
+        "fingerprint": fingerprint,
     }