feat(example/valgrind): Add a script to test the c example with valgrind

example/main/valgrind_test.sh

@@ -0,0 +1,12 @@
+#! /usr/bin/env sh
+make
+cargo build
+
+valgrind --leak-check=full \
+    --show-leak-kinds=all \
+    --show-error-list=yes \
+    --track-origins=yes \
+    --log-file=./target/valgrind_out.txt \
+    ./target/debug/main ./target/c_build/plugin.so
+
+cat ./target/valgrind_out.txt

flake.nix

@@ -170,6 +170,7 @@
           rust
           cargo-edit
           cargo-expand
+          valgrind
 
           # Used to format the c header files
           libclang