Add barcode-detector-api-polyfill dependency and update environment variable declarations in SvelteKit project

node_modules/@zxing/text-encoding/cjs/encoding/terminology.js

@@ -0,0 +1,29 @@
+"use strict";
+//
+// Implementation of Encoding specification
+// https://encoding.spec.whatwg.org/
+//
+Object.defineProperty(exports, "__esModule", { value: true });
+//
+// 4. Terminology
+//
+/**
+ * An ASCII byte is a byte in the range 0x00 to 0x7F, inclusive.
+ * @param {number} a The number to test.
+ * @return {boolean} True if a is in the range 0x00 to 0x7F, inclusive.
+ */
+function isASCIIByte(a) {
+    return 0x00 <= a && a <= 0x7F;
+}
+exports.isASCIIByte = isASCIIByte;
+/**
+ * An ASCII code point is a code point in the range U+0000 to
+ * U+007F, inclusive.
+ */
+exports.isASCIICodePoint = isASCIIByte;
+/**
+ * End-of-stream is a special token that signifies no more tokens
+ * are in the stream.
+ * @const
+ */ exports.end_of_stream = -1;
+//# sourceMappingURL=terminology.js.map