Add logging to the kernel

Signed-off-by: Noah Knegt <git@noahknegt.com>

kernel/Cargo.toml

@@ -10,3 +10,17 @@ publish.workspace = true
 
 [dependencies]
 bootloader_api = { version = "0.11.10" }
+conquer-once = { version = "0.3.2", default-features = false }
+log = "0.4.17"
+spinning_top = "0.2.4"
+
+[dependencies.noto-sans-mono-bitmap]
+version = "0.2.0"
+default-features = false
+features = [
+    "regular",
+    "size_16",
+    "unicode-basic-latin",
+    # required for the fallback char '<27>'
+    "unicode-specials",
+]