实现基础的rpc拿取后端生产线数据功能

sf_manufacturing/static/src/xml/kanban_change.xml

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+<?xml version="1.0" encoding="UTF-8" ?>
+<templates>
+    <t t-name="sf_manufacturing.CustomKanbanView1" t-inherit="web.KanbanView" owl="1">
+        <!--         <xpath expr="//Layout" position="before"> -->
+        <!--             <div> -->
+        <!--                 Hello world ! -->
+        <!--             </div> -->
+        <!--         </xpath>         -->
+        <xpath expr="//t[@t-component='props.Renderer']" position="before">
+            <div class="alerts">
+<!--                 <t t-foreach="env['mrp.workcenter'].get_dynamic_data()" t-as="i" t-key="i"> -->
+                <t t-foreach="workOrders" t-as="i" t-key="i">
+                    <div>
+                        产线<t t-esc="i"></t>
+                    </div>
+                </t>
+            </div>
+        </xpath>
+
+    </t>
+</templates>