feat: Introduce stable Bazel build

The initial migration to a Bazel based build. All attempts have been made
to maintain configuration parity with the upstream build.

examples/test_basic.c

@@ -0,0 +1,50 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+int main(int argc, char** argv) {
+    // Concatenate all arguments into a single string
+    size_t len = 0;
+    for (int i = 1; i < argc; i++) {
+        len += strlen(argv[i]);
+    }
+
+    char* str = malloc(len + 1);
+    if (!str) {
+        fprintf(stderr, "malloc failed\n");
+        return 1;
+    }
+    str[0] = '\0';
+    for (int i = 1; i < argc; i++) {
+        strcat(str, argv[i]);
+    }
+
+    printf("Concatenated string: %s\n", str);
+
+    // Additional allocations to exercise the allocator
+    size_t n_allocs = 1000;
+    void** allocs = malloc(n_allocs * sizeof(void*));
+    if (!allocs) {
+        fprintf(stderr, "malloc for allocs array failed\n");
+        free(str);
+        return 1;
+    }
+    for (size_t i = 0; i < n_allocs; i++) {
+        allocs[i] = malloc(i + 1);  // Varying sizes
+        if (!allocs[i]) {
+            fprintf(stderr, "malloc failed at iteration %zu\n", i);
+            break;
+        }
+        memset(allocs[i], 'A', i + 1);  // Fill to ensure allocation is usable
+    }
+
+    // Clean up
+    for (size_t i = 0; i < n_allocs; i++) {
+        free(allocs[i]);
+    }
+    free(allocs);
+    free(str);
+
+    printf("All allocations and frees completed successfully.\n");
+    return 0;
+}