add trie map dependency

Signed-off-by: Julien CLEMENT <julien.clement@epita.fr>

Cargo.lock

@@ -168,6 +168,7 @@ dependencies = [
  "pc-keyboard",
  "pic8259",
  "postcard",
+ "prefix_tree_map",
  "serde",
  "spin 0.5.2",
  "volatile 0.2.7",
@@ -254,6 +255,12 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "prefix_tree_map"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ff18d4689013a9426f91537e79fcc8ccdb1b8f595a42b510fcbb7687e96f71da"
+
 [[package]]
 name = "proc-macro2"
 version = "1.0.47"

Cargo.toml

@@ -20,6 +20,7 @@ postcard = "1.0.0"
 serde = { version = "1.0", default-features = false, features = ["alloc"] }
 heapless = "0.7.16"
 async-trait = "0.1.60"
+prefix_tree_map = { version = "0.2.1", default-features = false }
 
 [dependencies.lazy_static]
 version = "1.0"