feat: add button to update ollama models

Adds a button to the models page to trigger an update of the
local Ollama models.

Refs #1014

src/dashboard/routes/models.py

@@ -5,6 +5,7 @@ to swarm agents.  Inspired by OpenClaw-RL's multi-model orchestration.
 """
 
 import logging
+import subprocess
 from pathlib import Path
 from typing import Any
 
@@ -59,6 +60,23 @@ class SetActiveRequest(BaseModel):
 # ── API endpoints ─────────────────────────────────────────────────────────────
 
 
+@api_router.post("/update-ollama")
+async def update_ollama_models():
+    """Trigger the Ollama model update script."""
+    logger.info("Ollama model update triggered")
+    script_path = Path(__file__).parent.parent.parent.parent / "scripts" / "update_ollama_models.py"
+    try:
+        subprocess.Popen(
+            ["python", str(script_path)],
+            stdout=subprocess.PIPE,
+            stderr=subprocess.PIPE,
+        )
+        return {"message": "Ollama model update started in the background."}
+    except Exception as e:
+        logger.error(f"Failed to start Ollama model update: {e}")
+        raise HTTPException(status_code=500, detail="Failed to start model update script.") from e
+
+
 @api_router.get("")
 async def list_models(role: str | None = None) -> dict[str, Any]:
     """List all registered custom models."""

src/dashboard/templates/models.html

@@ -53,7 +53,12 @@
 
   <!-- Registered Models -->
   <div class="mc-section" style="margin-top: 1.5rem;">
-    <h2>Registered Models</h2>
+    <div style="display: flex; justify-content: space-between; align-items: center;">
+      <h2>Registered Models</h2>
+      <button class="mc-btn" hx-post="/api/v1/models/update-ollama" hx-swap="none">
+        Update Ollama Models
+      </button>
+    </div>
     {% if models %}
     <table class="mc-table">
       <thead>