fix(android-build): keep tar@7 and patch Capacitor CLI extractor compatibility

scripts/patch-capacitor-cli-tar.cjs

@@ -0,0 +1,38 @@
+#!/usr/bin/env node
+
+const fs = require('fs');
+const path = require('path');
+
+const templatePath = path.join(__dirname, '..', 'node_modules', '@capacitor', 'cli', 'dist', 'util', 'template.js');
+
+if (!fs.existsSync(templatePath)) {
+  console.log('[patch-capacitor-cli-tar] Skip: @capacitor/cli template.js not found.');
+  process.exit(0);
+}
+
+const source = fs.readFileSync(templatePath, 'utf8');
+
+if (source.includes('Patched for tar v7 compatibility')) {
+  console.log('[patch-capacitor-cli-tar] Already patched.');
+  process.exit(0);
+}
+
+const target = '    await tar_1.default.extract({ file: src, cwd: dir });';
+if (!source.includes(target)) {
+  console.warn('[patch-capacitor-cli-tar] Target snippet not found; leaving file unchanged.');
+  process.exit(0);
+}
+
+const replacement = [
+  '    // Patched for tar v7 compatibility.',
+  '    const tarCompat = tar_1.default ?? tar_1;',
+  '    const extract = tarCompat.extract ?? tarCompat.default?.extract;',
+  '    if (typeof extract !== "function") {',
+  '        throw new TypeError("Capacitor CLI template extractor unavailable");',
+  '    }',
+  '    await extract({ file: src, cwd: dir });',
+].join('\n');
+
+const updated = source.replace(target, replacement);
+fs.writeFileSync(templatePath, updated, 'utf8');
+console.log('[patch-capacitor-cli-tar] Applied patch to @capacitor/cli template extractor.');