feat: SSH card UX, agent version sync, persistent ssh_admin_ok (0.11.5)

Silent SSH probe on host card open; manual test feedback auto-hides. Persist ssh_admin_ok in DB (migration 019). After agent update read version from host and refresh UI.

backend/app/api/v1/hosts.py

@@ -3,6 +3,8 @@ from pydantic import BaseModel
 from sqlalchemy import func, select
 from sqlalchemy.orm import Session
 
+from datetime import datetime, timezone
+
 from app.auth.jwt_auth import get_current_user, require_admin
 from app.config import get_settings
 from app.database import get_db
@@ -151,9 +153,16 @@ def _host_detail_from_model(
         inventory=host.inventory if isinstance(host.inventory, dict) else None,
         inventory_updated_at=host.inventory_updated_at,
         created_at=host.created_at,
+        ssh_admin_ok=host.ssh_admin_ok,
+        ssh_admin_checked_at=host.ssh_admin_checked_at,
     )
 
 
+def _set_ssh_admin_status(host: Host, ok: bool) -> None:
+    host.ssh_admin_ok = ok
+    host.ssh_admin_checked_at = datetime.now(timezone.utc)
+
+
 @router.get("/{host_id}", response_model=HostDetail)
 def get_host(
     host_id: int,
@@ -189,9 +198,16 @@ class HostSshActionResponse(BaseModel):
     stdout: str | None = None
     stderr: str | None = None
     exit_code: int | None = None
+    product_version: str | None = None
+    ssh_admin_ok: bool | None = None
 
 
-def _ssh_action_response(result: SshCommandResult, *, attempts: list[str] | None = None) -> HostSshActionResponse:
+def _ssh_action_response(
+    result: SshCommandResult,
+    *,
+    attempts: list[str] | None = None,
+    ssh_admin_ok: bool | None = None,
+) -> HostSshActionResponse:
     message = result.message
     if attempts:
         message = f"{message} (пробовали: {', '.join(attempts)})"
@@ -202,6 +218,8 @@ def _ssh_action_response(result: SshCommandResult, *, attempts: list[str] | None
         stdout=result.stdout or None,
         stderr=result.stderr or None,
         exit_code=result.exit_code,
+        product_version=result.agent_version,
+        ssh_admin_ok=ssh_admin_ok,
     )
 
 
@@ -313,7 +331,10 @@ def test_host_ssh(
     if not cfg.configured:
         raise HTTPException(status_code=400, detail="Linux SSH admin is not configured")
 
-    return _run_ssh_action_on_host(host, cfg, action=test_ssh_connection)
+    response = _run_ssh_action_on_host(host, cfg, action=test_ssh_connection)
+    _set_ssh_admin_status(host, response.ok)
+    db.commit()
+    return response.model_copy(update={"ssh_admin_ok": host.ssh_admin_ok})
 
 
 @router.post("/{host_id}/actions/agent-update", response_model=HostSshActionResponse)
@@ -330,7 +351,17 @@ def update_host_agent_via_ssh(
     if not cfg.configured:
         raise HTTPException(status_code=400, detail="Linux SSH admin is not configured")
 
-    return _run_ssh_action_on_host(host, cfg, action=run_ssh_monitor_update)
+    response = _run_ssh_action_on_host(host, cfg, action=run_ssh_monitor_update)
+    _set_ssh_admin_status(host, response.ok)
+    if response.ok and response.product_version:
+        host.product_version = response.product_version
+    db.commit()
+    return response.model_copy(
+        update={
+            "product_version": host.product_version if response.ok else response.product_version,
+            "ssh_admin_ok": host.ssh_admin_ok,
+        }
+    )
 
 
 @router.delete("/{host_id}", response_model=HostDeleteResponse)