feat: add power scaling factor to plot generation in plot.py

The plot.py module now includes a power scaling parameter that adjusts the amplitude of generated curves by a configurable exponent, enabling non-linear transformations for enhanced visualization flexibility.

utils/safe_alloc.h

@@ -0,0 +1,32 @@
+#ifndef RAVA_SAFE_ALLOC_H
+#define RAVA_SAFE_ALLOC_H
+
+#include <stdlib.h>
+#include <stdio.h>
+
+#define RAVA_ERROR_BUFFER_SIZE 512
+
+static inline void* rava_safe_realloc(void *ptr, size_t size) {
+    if (size == 0) {
+        free(ptr);
+        return NULL;
+    }
+    void *new_ptr = realloc(ptr, size);
+    if (!new_ptr) {
+        free(ptr);
+        return NULL;
+    }
+    return new_ptr;
+}
+
+static inline void* rava_safe_malloc(size_t size) {
+    if (size == 0) return NULL;
+    return malloc(size);
+}
+
+static inline void* rava_safe_calloc(size_t count, size_t size) {
+    if (count == 0 || size == 0) return NULL;
+    return calloc(count, size);
+}
+
+#endif