state_mismatch with Elysia and Better Auth Backend, Astro Frontend for SOME users

export const auth = betterAuth({
    database: drizzleAdapter(db, {
        provider: 'pg'
    }),
    basePath: '/api',
    baseURL: "BACKEND_REDACTED",
    trustedOrigins: ["FRONTEND_REDACTED"],
    session: {
        expiresIn: 60 * 60 * 24 * 30,
        updateAge: 60 * 60 * 24,
    },
    account: {
        encryptOAuthTokens: process.env.NODE_ENV === 'production',
        accountLinking: {
            enabled: false
        }
    },
    socialProviders: {
        twitch: { 
            clientId: process.env.TWITCH_CLIENT_ID as string, 
            clientSecret: process.env.TWITCH_CLIENT_SECRET as string,
        }
    },
    plugins: [openAPI()],
    experimental: { joins: true },
    hooks: {
        before: createAuthMiddleware(async (ctx) => {
            logger.debug({ path: ctx.path }, 'BetterAuth request received');
        }),
        after: createAuthMiddleware(async (ctx) => {
            logger.debug({ path: ctx.path }, 'BetterAuth request processed');
        })
    },
    advanced: {
        defaultCookieAttributes: {
            sameSite: "none",
            secure: true,
        }
    }
})

cors({
      origin: "FRONTEND_URL_REDACTED",
      methods: ["GET", "POST", "PUT", "DELETE", "OPTIONS"],
      credentials: true,
      allowedHeaders: ["Content-Type", "Authorization"],
    }),