feat(planning): enable agent planning (#68)

* feat(planning): Allow the agent to plan subtasks

Signed-off-by: mudler <mudler@localai.io>

* feat(planning): enable planning toggle in the webui

Signed-off-by: mudler <mudler@localai.io>

* feat(planning): take in consideration the overall goal

Signed-off-by: mudler <mudler@localai.io>

* Update core/action/plan.go

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

---------

Signed-off-by: mudler <mudler@localai.io>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

core/agent/mcp.go

@@ -26,6 +26,10 @@ type mcpAction struct {
 	toolDescription string
 }
 
+func (a *mcpAction) Plannable() bool {
+	return true
+}
+
 func (m *mcpAction) Run(ctx context.Context, params action.ActionParams) (action.ActionResult, error) {
 	resp, err := m.mcpClient.CallTool(ctx, m.toolName, params)
 	if err != nil {