Add power-template

power-template

@@ -0,0 +1,31 @@
+```mermaid
+  %%{init: {'theme':'base'}}%%
+  graph TD;
+    %% Class Definitions
+    classDef root fill:#ff0000,stroke:#000,stroke-width:2,color:#fff; %% Red background, white text
+  
+    Wind1((Wind))
+    Solar1[Solar]
+    Root1(Root)
+    Splitter1([Splitter])
+    Batt1[(Batt)]
+    Branch1{{Branch}}
+
+    %% Graph Nodes
+    Wind1 -->| | Root1;
+    Solar1 -->| | Root1;
+    Root1 -->| | Splitter1;
+    Splitter1 -->| | Batt1;
+    Batt1 -->|100| Root1;
+
+    %% Link Styles
+    linkStyle 0,1,2,3,4,5 stroke:red,stroke-width:2;
+
+    %% Class Assignments
+    class Root1 root;
+    class Branch1 branch;
+    class Wind1 wind;
+    class Solar1 solar;
+    class Batt1 batt;
+    class Splitter1 splitter;
+```