diff --git a/.clang-tidy b/.clang-tidy
new file mode 100644
index 0000000..885af79
--- /dev/null
+++ b/.clang-tidy
@@ -0,0 +1,16 @@
+Checks: >-
+  -*,
+  clang-analyzer-*,
+  bugprone-*,
+  modernize-use-nullptr,
+  modernize-use-override,
+  cppcoreguidelines-owning-memory,
+  cppcoreguidelines-pro-type-member-init
+WarningsAsErrors: >-
+  clang-analyzer-*,
+  bugprone-*,
+  modernize-use-nullptr,
+  modernize-use-override,
+  cppcoreguidelines-owning-memory,
+  cppcoreguidelines-pro-type-member-init
+FormatStyle: none
diff --git a/.coderabbit.yml b/.coderabbit.yml
new file mode 100644
index 0000000..3c0ebad
--- /dev/null
+++ b/.coderabbit.yml
@@ -0,0 +1,4 @@
+reviews:
+  tools:
+    clang:
+      enabled: true
diff --git a/compile_commands.json b/compile_commands.json
new file mode 100644
index 0000000..41cae0c
--- /dev/null
+++ b/compile_commands.json
@@ -0,0 +1,7 @@
+[
+  {
+    "directory": "/home/jailuser/git",
+    "file": "test.cpp",
+    "command": "clang++ -std=c++17 -I. -c test.cpp"
+  }
+]
diff --git a/test.cpp b/test.cpp
new file mode 100644
index 0000000..235af8e
--- /dev/null
+++ b/test.cpp
@@ -0,0 +1,48 @@
+#include <cstdio>
+#include <cstdlib>
+#include <cstring>
+#include <iostream>
+
+class Shape {
+public:
+    Shape() {}
+    virtual void draw() {}
+    ~Shape() {}
+private:
+    int size;
+    int color;
+};
+
+class Circle : public Shape {
+public:
+    Circle() {}
+    void draw() { std::cout << "circle" << std::endl; }
+};
+
+void nullDeref(int* p) {
+    if (p == NULL) {
+        *p = 5;
+    }
+}
+
+int divide(int numerator, int denominator) {
+    return numerator / denominator;
+}
+
+int main() {
+    int uninitialized;
+    int result = uninitialized + 7;
+
+    int x = divide(100, 0);
+
+    int* p = NULL;
+    nullDeref(p);
+
+    Shape* s = new Circle();
+    s->draw();
+
+    const char* fmt = "%s";
+    printf(fmt);
+
+    return result + x;
+}