diff --git a/.phase45-state.json b/.phase45-state.json
index defe14e..92bdd50 100644
--- a/.phase45-state.json
+++ b/.phase45-state.json
@@ -1,8 +1,9 @@
 {
   "completed_features": [],
-  "current_feature": "hint-component",
+  "current_feature": "loader-component",
   "started_at": "2026-05-23T10:43:31.771649",
   "attempted_features": [
-    "footer-component"
+    "footer-component",
+    "hint-component"
   ]
 }
\ No newline at end of file
diff --git a/GENERATION_LOG.md b/GENERATION_LOG.md
index acb878a..59ef78e 100644
--- a/GENERATION_LOG.md
+++ b/GENERATION_LOG.md
@@ -4624,3 +4624,21 @@ src/index.ts(27,25): error TS2769: No overload matches this call.
   Overload 1 of 3, '(plugin: FastifyPluginCallback<{ limits: { fileSize: number; }; }, RawServerDefault, FastifyTypeProvider, FastifyBaseLogger>, opts?: FastifyRegisterOptions<...> | undefined): FastifyInstance<...> & PromiseLike<...>', gave the following error.
     Argument of type 'Promise<FastifyMultipartPlugin>' is not assignable to parameter of type 'FastifyPluginCallback<{ limits: { fileSize: number; }; }, RawServerDefault, FastifyTypeProvider, FastifyBaseLogger>'.
       Type 'Promise<FastifyMultipartPlugin>' provides no match for the signature '(instance: FastifyInstance<RawServerDefault, IncomingMessage, ServerResponse<IncomingMessage>, 
+- `10:43:52` **INFO**   Committed feature hint-component
+- `10:43:52` **INFO**   Pushed: rc=0
+
+## Phase-3 Feature: loader-component (2026-05-23 10:43:52)
+
+- `10:43:52` **INFO** Description: Loader fullscreen-overlay
+- `10:43:52` **INFO**   Generating apps/web/src/components/Loader.tsx (Loader-Component. Props: message? (default 'Wird geladen...'), fullscr…)
+- `10:44:01` **INFO**     wrote 1066 chars in 8.5s (attempt 1)
+- `10:44:01` **INFO** Running tsc --noEmit on api…
+- `10:44:02` **WARN**   tsc errors:
+src/db/schema.ts(37,14): error TS7022: 'customers' implicitly has type 'any' because it does not have a type annotation and is referenced directly or indirectly in its own initializer.
+src/db/schema.ts(45,59): error TS7024: Function implicitly has return type 'any' because it does not have a return type annotation and is referenced directly or indirectly in one of its return expressions.
+src/db/schema.ts(49,14): error TS7022: 'projects' implicitly has type 'any' because it does not have a type annotation and is referenced directly or indirectly in its own initializer.
+src/db/schema.ts(53,56): error TS7024: Function implicitly has return type 'any' because it does not have a return type annotation and is referenced directly or indirectly in one of its return expressions.
+src/index.ts(27,25): error TS2769: No overload matches this call.
+  Overload 1 of 3, '(plugin: FastifyPluginCallback<{ limits: { fileSize: number; }; }, RawServerDefault, FastifyTypeProvider, FastifyBaseLogger>, opts?: FastifyRegisterOptions<...> | undefined): FastifyInstance<...> & PromiseLike<...>', gave the following error.
+    Argument of type 'Promise<FastifyMultipartPlugin>' is not assignable to parameter of type 'FastifyPluginCallback<{ limits: { fileSize: number; }; }, RawServerDefault, FastifyTypeProvider, FastifyBaseLogger>'.
+      Type 'Promise<FastifyMultipartPlugin>' provides no match for the signature '(instance: FastifyInstance<RawServerDefault, IncomingMessage, ServerResponse<IncomingMessage>, 
diff --git a/apps/web/src/components/Loader.tsx b/apps/web/src/components/Loader.tsx
new file mode 100644
index 0000000..c15b6fd
--- /dev/null
+++ b/apps/web/src/components/Loader.tsx
@@ -0,0 +1,36 @@
+import React from 'react';
+import { Loader2 } from 'lucide-react';
+
+interface LoaderProps {
+  message?: string;
+  fullscreen?: boolean;
+}
+
+const Loader: React.FC<LoaderProps> = ({ 
+  message = 'Wird geladen...', 
+  fullscreen = false 
+}) => {
+  if (fullscreen) {
+    return (
+      <div className="fixed inset-0 z-50 flex flex-col items-center justify-center bg-black/20 backdrop-blur-sm">
+        <div className="flex flex-col items-center gap-2 p-6 bg-white dark:bg-zinc-900 rounded-xl shadow-xl border border-zinc-200 dark:border-zinc-800">
+          <Loader2 className="w-8 h-8 animate-spin text-blue-500" />
+          <span className="text-sm font-medium text-zinc-600 dark:text-zinc-400">
+            {message}
+          </span>
+        </div>
+      </div>
+    );
+  }
+
+  return (
+    <div className="flex flex-col items-center justify-center gap-2 py-4">
+      <Loader2 className="w-6 h-6 animate-spin text-blue-500" />
+      <span className="text-sm text-zinc-500 dark:text-zinc-400">
+        {message}
+      </span>
+    </div>
+  );
+};
+
+export default Loader;
\ No newline at end of file