Added 1B, 2 and added bootstrap again for site

tests/circuit-power-calculation.test.ts

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+import assert from "node:assert/strict";
+import { describe, it } from "node:test";
+import {
+  calculateCircuitTotalPower,
+  calculateRowTotalPower,
+} from "../src/domain/calculations/circuit-power-calculation.js";
+
+describe("circuit power calculation", () => {
+  it("calculates row and circuit totals from device rows", () => {
+    assert.equal(calculateRowTotalPower(2, 1.5, 0.5), 1.5);
+    const total = calculateCircuitTotalPower([
+      { quantity: 2, powerPerUnit: 1.5, simultaneityFactor: 0.5 },
+      { quantity: 1, powerPerUnit: 3, simultaneityFactor: 1 },
+    ]);
+    assert.equal(total, 4.5);
+  });
+});
+