feat: move OSC94 under its own module and add confirmer predicates

Extract OSC94 state and guard types from `res` into a dedicated
`osc94` module, and add `ConfirmerCount` and `ConfirmerPredicate`
types with `YesConfirm` and `TrueConfirm` implementations.

1 files changed, 5 insertions, 0 deletions

diff --git a/mingling/src/osc94.rs b/mingling/src/osc94.rs
new file mode 100644
index 0000000..7dabb4a
--- /dev/null
+++ b/mingling/src/osc94.rs
@@ -0,0 +1,5 @@
+mod guard;
+pub use guard::*;
+
+mod state;
+pub use state::*;