chore(assets): reorganise project files and add exported pages

- Move Bootstrap Studio design file into assets/bootstrap
- Rename and relocate screenshots into assets/screenshot with kebab-case names
- Add generated export HTML pages for simulators and site content
- Preserve existing content with no functional changes to simulators

Signed-off-by: Alexander Davis <alex@adcm.uk>

export/assets/js/hexadecimal.js

@@ -0,0 +1,63 @@
+// Ensure the script only runs if the URL path contains "hexadecimal"
+if (window.location.pathname.includes('hexadecimal')) {
+
+    const isGCSE = window.location.pathname.includes('gcse-hexadecimal');
+    const hexLength = isGCSE ? 2 : 4;
+    const binaryLength = isGCSE ? 8 : 16;
+    const maxDenary = isGCSE ? 255 : 65535;
+
+    const placeValues = { 1: 0, 16: 0, 256: 0, 4096: 0 };
+    const sliders = {};
+    const columnValues = isGCSE ? [16, 1] : [4096, 256, 16, 1];
+
+    // Attach event listeners for sliders
+    ['slider1', 'slider16', 'slider256', 'slider4096'].forEach((sliderId) => {
+        const slider = document.getElementById(sliderId);
+        if (slider) {
+            sliders[sliderId] = slider;
+            slider.addEventListener("input", (e) => {
+                e.stopPropagation(); // Prevent event propagation to Bootstrap
+                updatePlace(parseInt(sliderId.replace('slider', ''), 10));
+            });
+        }
+    });
+
+    function updatePlace(place) {
+        if (sliders[`slider${place}`]) {
+            placeValues[place] = parseInt(sliders[`slider${place}`].value, 10);
+            updateNumbers();
+        }
+    }
+
+    function updateNumbers() {
+        let denary = 0;
+        let binary = '';
+        let hexadecimal = '';
+
+        columnValues.forEach((column) => {
+            const value = placeValues[column];
+            denary += value * column;
+            binary += convertToBinary(value);
+            hexadecimal += convertToHex(value);
+        });
+
+        binary = binary.slice(-binaryLength).padStart(binaryLength, '0');
+        hexadecimal = hexadecimal.slice(-hexLength).padStart(hexLength, '0');
+
+        document.getElementById("binaryNumber").innerText = binary;
+        document.getElementById("denaryNumber").innerText = denary;
+        document.getElementById("hexadecimalNumber").innerText = hexadecimal;
+    }
+
+    function convertToBinary(num) {
+        return num.toString(2).padStart(4, '0');
+    }
+
+    function convertToHex(num) {
+        return num.toString(16).toUpperCase();
+    }
+
+    document.addEventListener('DOMContentLoaded', () => {
+        updateNumbers();
+    });
+}