fix: inline git test feedback and use form URLs (0.20.1)

Show git check result next to the button, scroll into view, and test unsaved repo URLs from the form.

backend/app/api/v1/settings.py

@@ -1,3 +1,5 @@
+from dataclasses import replace
+
 from datetime import datetime
 
 from fastapi import APIRouter, Depends, HTTPException
@@ -582,6 +584,12 @@ class AgentUpdateSettingsUpdate(BaseModel):
     git_branch: str | None = None
 
 
+class AgentGitTestRequest(BaseModel):
+    rdp_git_repo_url: str | None = None
+    ssh_git_repo_url: str | None = None
+    git_branch: str | None = None
+
+
 class AgentGitTestResponse(BaseModel):
     git_latest_rdp_version: str | None = None
     git_latest_ssh_version: str | None = None
@@ -661,10 +669,18 @@ def update_agent_update_settings(
 
 @router.post("/agent-updates/test-git", response_model=AgentGitTestResponse)
 def test_agent_git_release(
+    body: AgentGitTestRequest | None = None,
     db: Session = Depends(get_db),
     _user=Depends(require_admin),
 ) -> AgentGitTestResponse:
     cfg = get_effective_agent_update_config(db)
+    if body is not None:
+        cfg = replace(
+            cfg,
+            rdp_git_repo_url=(body.rdp_git_repo_url or cfg.rdp_git_repo_url).strip(),
+            ssh_git_repo_url=(body.ssh_git_repo_url or cfg.ssh_git_repo_url).strip(),
+            git_branch=(body.git_branch or cfg.git_branch or "main").strip() or "main",
+        )
     git_release = get_git_release_versions(cfg, db=db, force_refresh=True)
     from app.services.agent_update_settings import PRODUCT_RDP, PRODUCT_SSH