diff --git a/spine-c/Dockerfile b/spine-c/Dockerfile
deleted file mode 100644
index 0a00710e8..000000000
--- a/spine-c/Dockerfile
+++ /dev/null
@@ -1,15 +0,0 @@
-FROM ubuntu:24.04
-
-# Install build dependencies for spine-c
-RUN apt-get update && apt-get install -y \
-    build-essential \
-    cmake \
-    ninja-build \
-    git \
-    && rm -rf /var/lib/apt/lists/*
-
-# Set working directory
-WORKDIR /workspace
-
-# Default command
-CMD ["bash"]
\ No newline at end of file
diff --git a/spine-c/build-docker.sh b/spine-c/build-docker.sh
deleted file mode 100755
index 055eb9f8d..000000000
--- a/spine-c/build-docker.sh
+++ /dev/null
@@ -1,28 +0,0 @@
-#!/bin/bash
-
-set -e
-
-# Get to the script's directory
-cd "$(dirname "$0")"
-
-# Build Docker image if it doesn't exist or if Dockerfile changed
-IMAGE_NAME="spine-c-build"
-if ! docker images | grep -q "$IMAGE_NAME" || [ Dockerfile -nt .docker-built ]; then
-    echo "Building Docker image for spine-c..."
-    docker build -t "$IMAGE_NAME" .
-    touch .docker-built
-fi
-
-# Clean build directory to avoid platform conflicts
-if [ -d "build" ]; then
-    echo "Cleaning build directory to avoid platform conflicts..."
-    rm -rf build
-fi
-
-# Run the build in Docker
-echo "Building spine-c in Docker container..."
-docker run --rm \
-    -v "$(cd .. && pwd)":/workspace \
-    -w /workspace/spine-c \
-    "$IMAGE_NAME" \
-    ./build.sh "$@"
\ No newline at end of file
diff --git a/spine-c/src/extensions.cpp b/spine-c/src/extensions.cpp
index a6fbdef44..901a4f4f9 100644
--- a/spine-c/src/extensions.cpp
+++ b/spine-c/src/extensions.cpp
@@ -573,4 +573,29 @@ void spine_bone_pose_parent_to_world_v(spine_bone_pose self, float parent_x, flo
 	_self->parentToWorld(parent_x, parent_y, worldX, worldY);
 	spine_array_float_add(output, worldX);
 	spine_array_float_add(output, worldY);
+}
+
+// Event listener functions
+void spine_animation_state_set_listener(spine_animation_state state, spine_animation_state_listener listener, void *user_data) {
+	if (!state) return;
+	AnimationState *_state = (AnimationState *) state;
+	_state->setListener((AnimationStateListener) listener, user_data);
+}
+
+void spine_animation_state_clear_listener(spine_animation_state state) {
+	if (!state) return;
+	AnimationState *_state = (AnimationState *) state;
+	_state->setListener((AnimationStateListener) nullptr, nullptr);
+}
+
+void spine_track_entry_set_listener(spine_track_entry entry, spine_animation_state_listener listener, void *user_data) {
+	if (!entry) return;
+	TrackEntry *_entry = (TrackEntry *) entry;
+	_entry->setListener((AnimationStateListener) listener, user_data);
+}
+
+void spine_track_entry_clear_listener(spine_track_entry entry) {
+	if (!entry) return;
+	TrackEntry *_entry = (TrackEntry *) entry;
+	_entry->setListener((AnimationStateListener) nullptr, nullptr);
 }
\ No newline at end of file
diff --git a/spine-c/src/extensions.h b/spine-c/src/extensions.h
index 17d9d56d4..448969813 100644
--- a/spine-c/src/extensions.h
+++ b/spine-c/src/extensions.h
@@ -118,6 +118,18 @@ SPINE_C_API void spine_bone_pose_local_to_world_v(spine_bone_pose self, float lo
 SPINE_C_API void spine_bone_pose_world_to_parent_v(spine_bone_pose self, float world_x, float world_y, spine_array_float output);
 SPINE_C_API void spine_bone_pose_parent_to_world_v(spine_bone_pose self, float parent_x, float parent_y, spine_array_float output);
 
+// Event listener functions
+typedef void (*spine_animation_state_listener)(spine_animation_state state, spine_event_type type, spine_track_entry entry, spine_event event,
+											   void *user_data);
+
+SPINE_C_API void spine_animation_state_set_listener(spine_animation_state state, spine_animation_state_listener listener, void *user_data);
+
+SPINE_C_API void spine_animation_state_clear_listener(spine_animation_state state);
+
+SPINE_C_API void spine_track_entry_set_listener(spine_track_entry entry, spine_animation_state_listener listener, void *user_data);
+
+SPINE_C_API void spine_track_entry_clear_listener(spine_track_entry entry);
+
 #ifdef __cplusplus
 }
 #endif