release: Iridium 26.9.1

MCDR plugin: item share, hat, player head, calculator, join MOTD.
All rights reserved. Author: 云镜之端/SKYMirror

LICENSE

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+Copyright (c) 2026 云镜之端/SKYMirror. All Rights Reserved.
+
+本软件及相关文档文件（以下统称“本软件”）之著作权归 云镜之端/SKYMirror 所有。
+
+保留所有权益。未经著作权人书面许可，不得对本软件进行复制、修改、合并、发布、
+分发、再许可、出售或以其他方式使用（包括但不限于商业用途）。
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.