updating renderer work done

src/engine/renderer/shaders/shader.h

@@ -5,4 +5,24 @@
 #ifndef SHADER_H
 #define SHADER_H
 
+#include <glad/glad.h>
+#include <string.h>
+
+typedef struct {
+    // Reference ID of the shader program
+    GLuint ID;
+} Shader;
+
+char *get_file_contents(const char *filename);
+
+Shader shader_create(const char *vertexFile, const char *fragmentFile);
+
+// Takes a pointer to the instance
+void shader_activate(Shader *self);
+void shader_delete(Shader *self);
+
+// Private helper on shaderClass.h C++ header -- no private in C :)
+void compile_errors(unsigned int shader, const char *type);
+
+
 #endif //SHADER_H