Phase 1 MVP - Complete implementation

- Login with JWT and refresh token rotation
- Dashboard with projects cards
- ProjectView with TreeView navigation
- DocumentView with markdown editor and auto-save
- Tag management (create, assign, remove)
- Dark mode CSS variables
- Security fixes applied (logout to backend, createDocument endpoint)

node_modules/vue/dist/vue.runtime.esm-bundler.js

@@ -0,0 +1,26 @@
+/**
+* vue v3.5.31
+* (c) 2018-present Yuxi (Evan) You and Vue contributors
+* @license MIT
+**/
+import { initCustomFormatter, warn } from '@vue/runtime-dom';
+export * from '@vue/runtime-dom';
+
+function initDev() {
+  {
+    initCustomFormatter();
+  }
+}
+
+if (!!(process.env.NODE_ENV !== "production")) {
+  initDev();
+}
+const compile = () => {
+  if (!!(process.env.NODE_ENV !== "production")) {
+    warn(
+      `Runtime compilation is not supported in this build of Vue.` + (` Configure your bundler to alias "vue" to "vue/dist/vue.esm-bundler.js".` )
+    );
+  }
+};
+
+export { compile };