Refactor: Name-Feld entfernen, Email als einziger Identifier

- Name-Spalte aus Nutzertabelle entfernt
- Anzeigename-Feld aus Nutzer-Anlegen-Dialog entfernt
- Username wird automatisch aus Email-Prefix generiert
- UserCreate Model: username jetzt optional

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/models.py

@@ -56,7 +56,7 @@ class LicenseResponse(BaseModel):
 
 class UserCreate(BaseModel):
     email: str = Field(min_length=3, max_length=200)
-    username: str = Field(min_length=1, max_length=100)
+    username: Optional[str] = Field(default=None, max_length=100)
     role: str = Field(default="member", pattern="^(org_admin|member)$")
 
 

src/routers/users.py

@@ -66,11 +66,12 @@ async def create_user(
     if await cursor.fetchone():
         raise HTTPException(status_code=400, detail="E-Mail bereits vergeben")
 
+    username = data.username if data.username else email.split("@")[0]
     now = datetime.now(timezone.utc).isoformat()
     cursor = await db.execute(
         """INSERT INTO users (email, username, password_hash, organization_id, role, is_active, created_at)
            VALUES (?, ?, '', ?, ?, 1, ?)""",
-        (email, data.username, org_id, data.role, now),
+        (email, username, org_id, data.role, now),
     )
     user_id = cursor.lastrowid
 
@@ -91,7 +92,7 @@ async def create_user(
         from email_utils.sender import send_email
         from email_utils.templates import invite_email
         link = f"{MAGIC_LINK_BASE_URL}/auth/verify?token={token}"
-        subject, html = invite_email(data.username, org["name"], code, link)
+        subject, html = invite_email(username, org["name"], code, link)
         await send_email(email, subject, html)
     except Exception:
         pass  # E-Mail-Fehler nicht fatal

src/static/dashboard.html

@@ -101,7 +101,6 @@
                 <thead>
                   <tr>
                     <th>E-Mail</th>
-                    <th>Name</th>
                     <th>Rolle</th>
                     <th>Status</th>
                     <th>Aktionen</th>
@@ -234,10 +233,6 @@
             <label for="newUserEmail">E-Mail</label>
             <input type="email" id="newUserEmail" required>
           </div>
-          <div class="form-group">
-            <label for="newUserName">Anzeigename</label>
-            <input type="text" id="newUserName" required>
-          </div>
           <div class="form-group">
             <label for="newUserRole">Rolle</label>
             <select id="newUserRole">

src/static/js/app.js

@@ -232,13 +232,12 @@ async function loadOrgUsers(orgId) {
 
     const tbody = document.getElementById("userTable");
     if (users.length === 0) {
-      tbody.innerHTML = '<tr><td colspan="5" class="text-muted">Keine Nutzer</td></tr>';
+      tbody.innerHTML = '<tr><td colspan="4" class="text-muted">Keine Nutzer</td></tr>';
       return;
     }
     tbody.innerHTML = users.map(u => `
       <tr>
         <td>${esc(u.email)}</td>
-        <td>${esc(u.username)}</td>
         <td>
           <select class="btn btn-secondary btn-small" onchange="changeRole(${u.id}, this.value)" style="padding: 4px 8px;">
             <option value="member" ${u.role === "member" ? "selected" : ""}>Mitglied</option>
@@ -426,7 +425,6 @@ function setupForms() {
     try {
       await API.post(`/api/users?org_id=${currentOrgId}`, {
         email: document.getElementById("newUserEmail").value,
-        username: document.getElementById("newUserName").value,
         role: document.getElementById("newUserRole").value,
       });
       closeModal("modalNewUser");