diff --git a/.gitea/workflows/build.yml b/.gitea/workflows/build.yml
index 0794482..ace56fe 100644
--- a/.gitea/workflows/build.yml
+++ b/.gitea/workflows/build.yml
@@ -17,7 +17,7 @@ jobs:
       - name: Install dependencies
         run: |
           apt-get update
-          apt-get install -y build-essential cmake python3 python3-pip python3-polib python3-pil libsdl2-dev libgl1-mesa-dev libzip-dev python3-dotenv python3-pyqt5
+          apt-get install -y build-essential cmake python3 python3-pip python3-polib python3-pil libsdl2-dev libgl1-mesa-dev libzip-dev python3-dotenv python3-pyqt5 python3-opengl
       - name: Configure CMake
         run: cmake -S . -B build -DDUSK_TARGET_SYSTEM=linux
       - name: Build
@@ -39,7 +39,7 @@ jobs:
       - name: Install dependencies
         run: |
           apt-get update
-          apt-get install -y build-essential cmake python3 python3-pip python3-polib python3-pil libsdl2-dev libgl1-mesa-dev libzip-dev python3-dotenv python3-pyqt5
+          apt-get install -y build-essential cmake python3 python3-pip python3-polib python3-pil libsdl2-dev libgl1-mesa-dev libzip-dev python3-dotenv python3-pyqt5 python3-opengl
       - name: Configure CMake
         run: cmake -S . -B build -DDUSK_TARGET_SYSTEM=psp
       - name: Build
diff --git a/src/script/scriptmanager.c b/src/script/scriptmanager.c
index faad38c..3db2623 100644
--- a/src/script/scriptmanager.c
+++ b/src/script/scriptmanager.c
@@ -7,6 +7,7 @@
 
 #include "scriptmanager.h"
 #include "util/memory.h"
+#include "assert/assert.h"
 
 #include "asset/asset.h"
 
@@ -28,31 +29,13 @@ errorret_t scriptManagerInit() {
   luaL_openlibs(SCRIPT_MANAGER.luaState);
   lua_register(SCRIPT_MANAGER.luaState, "luaCallable", luaCallable);
 
-  // Script test.
-  assetscript_t script;
-  assetLoad("script/test.dsf", &script);
-
-  if(lua_load(SCRIPT_MANAGER.luaState, assetScriptReader, &script, "script/test.dsf", NULL) != LUA_OK) {
-    const char_t *strErr = lua_tostring(SCRIPT_MANAGER.luaState, -1);
-    lua_pop(SCRIPT_MANAGER.luaState, 1);
-    errorThrow("Failed to load Lua script: %s", strErr);
-  }
-
-  if(lua_pcall(SCRIPT_MANAGER.luaState, 0, LUA_MULTRET, 0) != LUA_OK) {
-    const char_t *strErr = lua_tostring(SCRIPT_MANAGER.luaState, -1);
-    lua_pop(SCRIPT_MANAGER.luaState, 1);
-    errorThrow("Failed to execute Lua script: %s", strErr);
-  }
-
-  assetScriptDispose(&script);
-
+  errorChain(scriptManagerExecFile("script/test.dsf"));
   errorOk();
 }
 
 errorret_t scriptManagerExecString(const char_t *script) {
-  if(SCRIPT_MANAGER.luaState == NULL) {
-    errorThrow("Lua state is not initialized");
-  }
+  assertNotNull(script, "Script cannot be NULL");
+  assertNotNull(SCRIPT_MANAGER.luaState, "Lua state is not initialized");
 
   if(luaL_dostring(SCRIPT_MANAGER.luaState, script) != LUA_OK) {
     const char_t *strErr = lua_tostring(SCRIPT_MANAGER.luaState, -1);
@@ -64,16 +47,27 @@ errorret_t scriptManagerExecString(const char_t *script) {
 }
 
 errorret_t scriptManagerExecFile(const char_t *filename) {
-  if(SCRIPT_MANAGER.luaState == NULL) {
-    errorThrow("Lua state is not initialized");
-  }
+  assertNotNull(filename, "Filename cannot be NULL");
+  assertNotNull(SCRIPT_MANAGER.luaState, "Lua state is not initialized");
 
-  if(luaL_dofile(SCRIPT_MANAGER.luaState, filename) != LUA_OK) {
+  assetscript_t script;
+  errorChain(assetLoad(filename, &script));
+
+  if(lua_load(
+    SCRIPT_MANAGER.luaState, assetScriptReader, &script, filename, NULL
+  ) != LUA_OK) {
     const char_t *strErr = lua_tostring(SCRIPT_MANAGER.luaState, -1);
     lua_pop(SCRIPT_MANAGER.luaState, 1);
-    errorThrow("Failed to execute Lua file: %s", strErr);
+    errorThrow("Failed to load Lua script: %s", strErr);
   }
 
+  if(lua_pcall(SCRIPT_MANAGER.luaState, 0, LUA_MULTRET, 0) != LUA_OK) {
+    const char_t *strErr = lua_tostring(SCRIPT_MANAGER.luaState, -1);
+    lua_pop(SCRIPT_MANAGER.luaState, 1);
+    errorThrow("Failed to execute Lua script: %s", strErr);
+  }
+
+  errorChain(assetScriptDispose(&script));
   errorOk();
 }
 
diff --git a/src/script/scriptmanager.h b/src/script/scriptmanager.h
index 72661db..c0749b6 100644
--- a/src/script/scriptmanager.h
+++ b/src/script/scriptmanager.h
@@ -30,7 +30,15 @@ errorret_t scriptManagerInit();
  * @param script The script to execute.
  * @return The error return value.
  */
-errorret_t scriptManagerExec(const char_t *script);
+errorret_t scriptManagerExecString(const char_t *script);
+
+/**
+ * Execute a Lua script from a file.
+ * 
+ * @param filename The filename of the script to execute.
+ * @return The error return value.
+ */
+errorret_t scriptManagerExecFile(const char_t *filename);
 
 /**
  * Dispose of the script manager.