separate upgrade png logic from execution logic

tasks/autoUpdateUpgrades.js

@@ -0,0 +1,24 @@
+module.exports = async (client, torn, config) => {
+    console.debug("Task: Executing autoUpdateUpgrades");
+    const fs = require('fs');
+    const path = require('path');
+    const renderer = require('../utils/UpgradeRenderer.js');
+
+    try {
+        const data = await torn.faction.upgrades();
+        const buffer = renderer.render(data);
+
+        const outDir = path.resolve(__dirname, '..', 'public');
+        if (!fs.existsSync(outDir)) {
+            fs.mkdirSync(outDir, { recursive: true });
+        }
+
+        const outFile = path.join(outDir, 'upgrades.png');
+        fs.writeFileSync(outFile, buffer);
+        console.debug("autoUpdateUpgrades: Successfully updated upgrades.png");
+    } catch (err) {
+        console.error("autoUpdateUpgrades: Failed to update upgrades.png", err);
+    }
+};
+
+module.exports.schedule = '0 * * * *';