feat: Upgrade to Astro with full PDPA compliance

PDPA Features:
✅ Cookie consent banner
✅ Consent logging API
✅ Admin dashboard
✅ Privacy Policy
✅ Terms & Conditions

Technical:
✅ Astro 5.x + Tailwind v4
✅ Docker on port 80
✅ SQLite database
✅ 15 pages built

Ready for Easypanel deployment.

node_modules/diff/libcjs/diff/character.js

@@ -0,0 +1,31 @@
+"use strict";
+var __extends = (this && this.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        if (typeof b !== "function" && b !== null)
+            throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.characterDiff = void 0;
+exports.diffChars = diffChars;
+var base_js_1 = require("./base.js");
+var CharacterDiff = /** @class */ (function (_super) {
+    __extends(CharacterDiff, _super);
+    function CharacterDiff() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    return CharacterDiff;
+}(base_js_1.default));
+exports.characterDiff = new CharacterDiff();
+function diffChars(oldStr, newStr, options) {
+    return exports.characterDiff.diff(oldStr, newStr, options);
+}