diff --git a/.phase42-state.json b/.phase42-state.json
index 0022ee7..0502ec6 100644
--- a/.phase42-state.json
+++ b/.phase42-state.json
@@ -1,9 +1,10 @@
 {
   "completed_features": [],
-  "current_feature": "popover-component",
+  "current_feature": "tag-component",
   "started_at": "2026-05-23T10:28:27.180963",
   "attempted_features": [
     "button-group-component",
-    "context-menu-component"
+    "context-menu-component",
+    "popover-component"
   ]
 }
\ No newline at end of file
diff --git a/GENERATION_LOG.md b/GENERATION_LOG.md
index 7da1cc0..f9e02ed 100644
--- a/GENERATION_LOG.md
+++ b/GENERATION_LOG.md
@@ -4405,3 +4405,21 @@ 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>, 
+- `10:29:24` **INFO**   Committed feature popover-component
+- `10:29:24` **INFO**   Pushed: rc=0
+
+## Phase-3 Feature: tag-component (2026-05-23 10:29:24)
+
+- `10:29:24` **INFO** Description: Tag mit Color + Click-Handler
+- `10:29:24` **INFO**   Generating apps/web/src/components/Tag.tsx (Tag-Component. Props: label, color? (default 'gray'), onClick?, onRemo…)
+- `10:29:42` **INFO**     wrote 1698 chars in 18.3s (attempt 1)
+- `10:29:42` **INFO** Running tsc --noEmit on api…
+- `10:29:44` **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/Tag.tsx b/apps/web/src/components/Tag.tsx
new file mode 100644
index 0000000..6e66091
--- /dev/null
+++ b/apps/web/src/components/Tag.tsx
@@ -0,0 +1,48 @@
+import React from 'react';
+
+interface TagProps {
+  label: string;
+  color?: 'gray' | 'blue' | 'green' | 'red' | 'yellow' | 'purple' | 'indigo';
+  onClick?: () => void;
+  onRemove?: () => void;
+}
+
+const colorMap = {
+  gray: 'bg-gray-100 text-gray-800 border-gray-200 hover:bg-gray-200',
+  blue: 'bg-blue-100 text-blue-800 border-blue-200 hover:bg-blue-200',
+  green: 'bg-green-100 text-green-800 border-green-200 hover:bg-green-200',
+  red: 'bg-red-100 text-red-800 border-red-200 hover:bg-red-200',
+  yellow: 'bg-yellow-100 text-yellow-800 border-yellow-200 hover:bg-yellow-200',
+  purple: 'bg-purple-100 text-purple-800 border-purple-200 hover:bg-purple-200',
+  indigo: 'bg-indigo-100 text-indigo-800 border-indigo-200 hover:bg-indigo-200',
+};
+
+export default function Tag({ label, color = 'gray', onClick, onRemove }: TagProps) {
+  const colorClasses = colorMap[color] || colorMap.gray;
+
+  return (
+    <span 
+      className={`
+        inline-flex items-center px-2.5 py-0.5 rounded-full text-xs font-medium border transition-colors
+        ${colorClasses}
+        ${onClick ? 'cursor-pointer select-none' : ''}
+      `}
+      onClick={onClick}
+    >
+      {label}
+      {onRemove && (
+        <button
+          onClick={(e) => {
+            e.stopPropagation();
+            onRemove();
+          }}
+          className="ml-1.5 inline-flex items-center justify-center w-3 h-3 rounded-full hover:bg-black/10 transition-colors"
+        >
+          <svg className="w-2 h-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+            <path strokeLinecap="round" strokeLinejoin="round" strokeWidth="3" d="M6 18L18 6M6 6l12 12" />
+          </svg>
+        </button>
+      )}
+    </span>
+  );
+}
\ No newline at end of file