Can't install your extension ont beta 14, I have this error when I try to install with -W :
requires flarum/core ^0.1.0-beta.12 -> found flarum/core[v0.1.0-beta.12, v0.1.0-beta.13, v0.1.0-beta.14, v0.1.0-beta.14.1] but it conflicts with another require.
Have I something else to try ?