feat(update): start work on npm updating

apps/update-sources/src/node-modules.ts

@@ -0,0 +1,42 @@
+import { readPackageJSON } from 'pkg-types';
+import { readdirSync } from 'node:fs';
+import { spawnSync } from 'node:child_process';
+
+
+/* Constants */
+const FLAKE = process.env.FLAKE as string;
+
+export default () => {
+    readdirSync(FLAKE, { withFileTypes: true, recursive: true }).forEach(async(path) => {
+        if (path.name === 'package.json' && !path.parentPath.includes('node_modules')) {
+            const currentWorkspace = path.parentPath;
+
+            const currentPackageJson = await readPackageJSON(`${currentWorkspace}/package.json`);
+            const outdated = JSON.parse(spawnSync(
+                'npm',
+                ['outdated', '--json'],
+                { cwd: currentWorkspace },
+            ).stdout.toString());
+
+            Object.keys(currentPackageJson.dependencies ?? {}).forEach((dep) => {
+                const versions = outdated[dep];
+
+                if (!versions?.current) {
+                    return;
+                }
+
+                console.log(`${dep}: ${versions.current} -> ${versions.latest}`);
+            });
+
+            Object.keys(currentPackageJson.devDependencies ?? {}).forEach((dep) => {
+                const versions = outdated[dep];
+
+                if (!versions?.current) {
+                    return;
+                }
+
+                console.log(`${dep}: ${versions.current} -> ${versions.latest}`);
+            });
+        }
+    });
+};