Use DataTable for members, add seed users, remove teams stats

- Update TeamMembersPage to use DataTable component for consistency
- Add test users (alice, bob, charlie, diana, eve, frank) with various roles
- Remove stats from teams list header
- Passwords for test users are same as their usernames

backend/app/seed.py

@@ -7,6 +7,7 @@ from sqlalchemy.orm import Session
 
 from .models import Project, Package, Artifact, Tag, Upload, PackageVersion, ArtifactDependency, Team, TeamMembership, User
 from .storage import get_storage
+from .auth import hash_password
 
 logger = logging.getLogger(__name__)
 
@@ -176,6 +177,53 @@ def seed_database(db: Session) -> None:
 
     logger.info(f"Created team: {demo_team.name} ({demo_team.slug})")
 
+    # Create test users with various roles
+    test_users = [
+        {"username": "alice", "email": "alice@example.com", "role": "admin"},
+        {"username": "bob", "email": "bob@example.com", "role": "admin"},
+        {"username": "charlie", "email": "charlie@example.com", "role": "member"},
+        {"username": "diana", "email": "diana@example.com", "role": "member"},
+        {"username": "eve", "email": "eve@example.com", "role": "member"},
+        {"username": "frank", "email": None, "role": "member"},
+    ]
+
+    for user_data in test_users:
+        # Check if user already exists
+        existing_user = db.query(User).filter(User.username == user_data["username"]).first()
+        if existing_user:
+            test_user = existing_user
+        else:
+            # Create the user with password same as username
+            test_user = User(
+                username=user_data["username"],
+                email=user_data["email"],
+                password_hash=hash_password(user_data["username"]),
+                is_admin=False,
+                is_active=True,
+                must_change_password=False,
+            )
+            db.add(test_user)
+            db.flush()
+            logger.info(f"Created test user: {user_data['username']}")
+
+        # Add to demo team with specified role
+        existing_membership = db.query(TeamMembership).filter(
+            TeamMembership.team_id == demo_team.id,
+            TeamMembership.user_id == test_user.id,
+        ).first()
+
+        if not existing_membership:
+            membership = TeamMembership(
+                team_id=demo_team.id,
+                user_id=test_user.id,
+                role=user_data["role"],
+                invited_by=team_owner_username,
+            )
+            db.add(membership)
+            logger.info(f"Added {user_data['username']} to {demo_team.slug} as {user_data['role']}")
+
+    db.flush()
+
     # Create projects and packages
     project_map = {}
     package_map = {}

frontend/src/pages/TeamMembersPage.css

@@ -16,34 +16,11 @@
   font-size: 1.75rem;
 }
 
-/* Members list */
-.members-list {
-  display: flex;
-  flex-direction: column;
-  gap: 0.5rem;
-}
-
-.member-card {
-  display: flex;
-  justify-content: space-between;
-  align-items: center;
-  padding: 1rem;
-  background: var(--color-bg-secondary);
-  border: 1px solid var(--color-border);
-  border-radius: var(--radius-md);
-  gap: 1rem;
-}
-
-.member-card.current-user {
-  background: var(--color-primary-bg);
-  border-color: var(--color-primary-border, var(--color-border));
-}
-
-.member-info {
+/* Member cell in table */
+.member-cell {
   display: flex;
   align-items: center;
   gap: 0.75rem;
-  min-width: 0;
 }
 
 .member-avatar {
@@ -87,11 +64,8 @@
   white-space: nowrap;
 }
 
-.member-actions {
-  display: flex;
-  align-items: center;
-  gap: 0.5rem;
-  flex-shrink: 0;
+.text-muted {
+  color: var(--color-text-muted);
 }
 
 .role-select {

frontend/src/pages/TeamMembersPage.tsx

@@ -11,6 +11,7 @@ import {
 import { useAuth } from '../contexts/AuthContext';
 import { Badge } from '../components/Badge';
 import { Breadcrumb } from '../components/Breadcrumb';
+import { DataTable } from '../components/DataTable';
 import { UserAutocomplete } from '../components/UserAutocomplete';
 import './TeamMembersPage.css';
 
@@ -201,34 +202,49 @@ function TeamMembersPage() {
         </div>
       )}
 
-      <div className="members-list">
-        {members.map(member => {
-          const isCurrentUser = user?.username === member.username;
-          const canModify = isAdmin && !isCurrentUser && (isOwner || member.role !== 'owner');
+      <DataTable
+        data={members}
+        keyExtractor={(member) => member.id}
+        emptyMessage="No members in this team yet."
+        columns={[
+          {
+            key: 'member',
+            header: 'Member',
+            render: (member) => {
+              const isCurrentUser = user?.username === member.username;
+              return (
+                <div className="member-cell">
+                  <div className="member-avatar">
+                    {member.username.charAt(0).toUpperCase()}
+                  </div>
+                  <div className="member-details">
+                    <span className="member-username">
+                      {member.username}
+                      {isCurrentUser && <span className="you-badge">(you)</span>}
+                    </span>
+                    {member.email && (
+                      <span className="member-email">{member.email}</span>
+                    )}
+                  </div>
+                </div>
+              );
+            },
+          },
+          {
+            key: 'role',
+            header: 'Role',
+            render: (member) => {
+              const isCurrentUser = user?.username === member.username;
+              const canModify = isAdmin && !isCurrentUser && (isOwner || member.role !== 'owner');
 
-          return (
-            <div key={member.id} className={`member-card ${isCurrentUser ? 'current-user' : ''}`}>
-              <div className="member-info">
-                <div className="member-avatar">
-                  {member.username.charAt(0).toUpperCase()}
-                </div>
-                <div className="member-details">
-                  <span className="member-username">
-                    {member.username}
-                    {isCurrentUser && <span className="you-badge">(you)</span>}
-                  </span>
-                  {member.email && (
-                    <span className="member-email">{member.email}</span>
-                  )}
-                </div>
-              </div>
-              <div className="member-actions">
-                {canModify ? (
+              if (canModify) {
+                return (
                   <select
                     value={member.role}
                     onChange={e => handleRoleChange(member.username, e.target.value as TeamRole)}
                     disabled={editingMember === member.username}
                     className="role-select"
+                    onClick={e => e.stopPropagation()}
                   >
                     {roles.map(role => (
                       <option
@@ -240,30 +256,54 @@ function TeamMembersPage() {
                       </option>
                     ))}
                   </select>
-                ) : (
-                  <Badge variant={roleVariants[member.role] || 'default'}>
-                    {member.role}
-                  </Badge>
-                )}
-                {canModify && (
-                  <button
-                    className="btn btn-icon btn-danger-ghost"
-                    onClick={() => handleRemoveMember(member.username)}
-                    disabled={removingMember === member.username}
-                    title="Remove member"
-                  >
-                    <svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2">
-                      <path d="M3 6h18"/>
-                      <path d="M19 6v14a2 2 0 0 1-2 2H7a2 2 0 0 1-2-2V6"/>
-                      <path d="M8 6V4a2 2 0 0 1 2-2h4a2 2 0 0 1 2 2v2"/>
-                    </svg>
-                  </button>
-                )}
-              </div>
-            </div>
-          );
-        })}
-      </div>
+                );
+              }
+              return (
+                <Badge variant={roleVariants[member.role] || 'default'}>
+                  {member.role}
+                </Badge>
+              );
+            },
+          },
+          {
+            key: 'joined',
+            header: 'Joined',
+            render: (member) => (
+              <span className="text-muted">
+                {new Date(member.created_at).toLocaleDateString()}
+              </span>
+            ),
+          },
+          ...(isAdmin ? [{
+            key: 'actions',
+            header: '',
+            render: (member: TeamMember) => {
+              const isCurrentUser = user?.username === member.username;
+              const canModify = isAdmin && !isCurrentUser && (isOwner || member.role !== 'owner');
+
+              if (!canModify) return null;
+
+              return (
+                <button
+                  className="btn btn-icon btn-danger-ghost"
+                  onClick={(e) => {
+                    e.stopPropagation();
+                    handleRemoveMember(member.username);
+                  }}
+                  disabled={removingMember === member.username}
+                  title="Remove member"
+                >
+                  <svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2">
+                    <path d="M3 6h18"/>
+                    <path d="M19 6v14a2 2 0 0 1-2 2H7a2 2 0 0 1-2-2V6"/>
+                    <path d="M8 6V4a2 2 0 0 1 2-2h4a2 2 0 0 1 2 2v2"/>
+                  </svg>
+                </button>
+              );
+            },
+          }] : []),
+        ]}
+      />
     </div>
   );
 }

frontend/src/pages/TeamsPage.css

@@ -13,37 +13,12 @@
   gap: 1rem;
 }
 
-.teams-header__content {
-  display: flex;
-  align-items: center;
-  gap: 1.5rem;
-}
-
-.teams-header__content h1 {
+.teams-header h1 {
   margin: 0;
   font-size: 1.5rem;
   font-weight: 600;
 }
 
-.teams-header__stats {
-  display: flex;
-  align-items: center;
-  gap: 1rem;
-  color: var(--color-text-muted);
-  font-size: 0.875rem;
-}
-
-.teams-header__stats span {
-  display: flex;
-  align-items: center;
-  gap: 0.375rem;
-}
-
-.teams-header__stats .stat-value {
-  font-weight: 600;
-  color: var(--color-text);
-}
-
 /* Search */
 .teams-search {
   position: relative;

frontend/src/pages/TeamsPage.tsx

@@ -79,10 +79,7 @@ function TeamsPage() {
     (team.description?.toLowerCase().includes(searchQuery.toLowerCase()))
   ) || [];
 
-  // Stats
   const totalTeams = teamsData?.items.length || 0;
-  const totalProjects = teamsData?.items.reduce((sum, t) => sum + t.project_count, 0) || 0;
-  const ownedTeams = teamsData?.items.filter(t => t.user_role === 'owner').length || 0;
 
   const roleConfig: Record<string, { variant: 'success' | 'info' | 'default'; label: string }> = {
     owner: { variant: 'success', label: 'Owner' },
@@ -114,16 +111,7 @@ function TeamsPage() {
     <div className="teams-page">
       {/* Header */}
       <div className="teams-header">
-        <div className="teams-header__content">
-          <h1>Teams</h1>
-          {!loading && totalTeams > 0 && (
-            <div className="teams-header__stats">
-              <span><span className="stat-value">{totalTeams}</span> teams</span>
-              <span><span className="stat-value">{ownedTeams}</span> owned</span>
-              <span><span className="stat-value">{totalProjects}</span> projects</span>
-            </div>
-          )}
-        </div>
+        <h1>Teams</h1>
         <button className="btn btn-primary" onClick={() => setShowForm(true)}>
           <svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2">
             <line x1="12" y1="5" x2="12" y2="19" />