feat: 初始版本，圆角主题与首次管理员引导

app/blueprints/setup.py

@@ -0,0 +1,39 @@
+from flask import Blueprint, render_template, request, redirect, url_for, flash
+from flask_login import login_user
+from werkzeug.security import generate_password_hash
+from ..extensions import db
+from ..models import User, Profile, UserStatus
+
+bp = Blueprint("setup", __name__, url_prefix="/setup")
+
+@bp.route("/admin", methods=["GET", "POST"])
+def admin():
+    exists = User.query.filter_by(role="admin").first()
+    if exists:
+        return redirect(url_for("feed.discover"))
+    if request.method == "POST":
+        email = request.form.get("email")
+        username = request.form.get("username")
+        password = request.form.get("password")
+        confirm = request.form.get("confirm")
+        if not email or not username or not password:
+            flash("请完整填写信息")
+            return redirect(url_for("setup.admin"))
+        if password != confirm:
+            flash("两次密码不一致")
+            return redirect(url_for("setup.admin"))
+        if len(password) < 8:
+            flash("密码至少8位，并包含数字与字母")
+            return redirect(url_for("setup.admin"))
+        if User.query.filter((User.email==email) | (User.username==username)).first():
+            flash("邮箱或用户名已存在")
+            return redirect(url_for("setup.admin"))
+        u = User(email=email, username=username, password_hash=generate_password_hash(password), role="admin", status=UserStatus.approved)
+        db.session.add(u)
+        db.session.flush()
+        db.session.add(Profile(user_id=u.id))
+        db.session.commit()
+        login_user(u)
+        flash("管理员创建成功")
+        return redirect(url_for("admin.dashboard"))
+    return render_template("setup/admin.html")