diff --git a/.ci/build_test.sh b/.ci/build_test.sh
new file mode 100755
index 0000000..b3b6ade
--- /dev/null
+++ b/.ci/build_test.sh
@@ -0,0 +1,25 @@
+#!/bin/bash
+
+cd ../
+
+run_build() {
+  build_type=$1
+  build_dir=$2
+
+  echo "Building with BUILD_TYPE=$build_type..."
+  
+  make -B build BUILD_TYPE="$build_type" BUILD_DIR="$build_dir"
+  
+  if [ $? -ne 0 ]; then
+    echo "Error: Build failed for BUILD_TYPE=$build_type."
+    exit 1
+  else
+    echo "Success: Build completed successfully for BUILD_TYPE=$build_type."
+  fi
+}
+
+run_build Debug build-debug 
+run_build Release build
+
+echo "All build tests completed successfully."
+exit 0
diff --git a/.ci/cargo_tests.sh b/.ci/cargo_tests.sh
new file mode 100755
index 0000000..e5f1957
--- /dev/null
+++ b/.ci/cargo_tests.sh
@@ -0,0 +1,24 @@
+#!/bin/bash
+
+export HEADER_FILE="/dev/null"
+export CBINDGEN_CONFIG="../../cbindgen.toml"
+
+CRATES_DIR="../crates"
+
+for dir in "$CRATES_DIR"/*; do
+  if [ -d "$dir" ]; then
+    echo "Entering directory: $dir"
+    cd "$dir" || exit
+
+    cargo test
+
+    if [ $? -ne 0 ]; then
+      echo "Error: cargo test failed in $dir"
+      exit 1
+    fi
+
+    cd - || exit
+  fi
+done
+
+echo "All tests completed successfully."
\ No newline at end of file
diff --git a/.ci/check_files.py b/.ci/check_files.py
new file mode 100644
index 0000000..3528f6d
--- /dev/null
+++ b/.ci/check_files.py
@@ -0,0 +1,38 @@
+import os
+
+required_structure = {
+    'install': {
+        'include': {
+            'arkworks': ['arkworks.h'],
+            'bandersnatch_vrfs': ['bandersnatch_vrfs.h'],
+            'schnorrkel': ['schnorrkel.h']
+        },
+        'lib': {
+            'cmake': {
+                'arkworks': ['arkworksConfig.cmake'],
+                'bandersnatch_vrfs': ['bandersnatch_vrfsConfig.cmake'],
+                'schnorrkel': ['schnorrkelConfig.cmake']
+            },
+            '': ['libarkworks_crust.a', 'libbandersnatch_vrfs_crust.a', 'libschnorrkel_crust.a']
+        }
+    }
+}
+
+def check_structure(base_path, structure):
+    for folder, contents in structure.items():
+        current_path = os.path.join(base_path, folder)
+
+        if isinstance(contents, dict):
+            if not os.path.isdir(current_path):
+                print(f"Missing directory: {current_path}")
+            else:
+                check_structure(current_path, contents)
+        else:
+            for file in contents:
+                file_path = os.path.join(base_path, folder, file)
+                if not os.path.isfile(file_path):
+                    print(f"Missing file: {file_path}")
+
+base_path = '../'
+
+check_structure(base_path, required_structure)
diff --git a/.ci/run_all_tests.sh b/.ci/run_all_tests.sh
new file mode 100755
index 0000000..8b5e332
--- /dev/null
+++ b/.ci/run_all_tests.sh
@@ -0,0 +1,34 @@
+#!/bin/bash
+
+scripts=("build_test.sh" "check_files.py" "cargo_tests.sh")
+
+error_found=0
+
+for script in "${scripts[@]}"; do
+  echo "Running $script..."
+
+  if [[ "$script" == *.py ]]; then
+    python3 "$script"
+  elif [[ "$script" == *.sh ]]; then
+    bash "$script"
+  else
+    echo "Unknown file type for script: $script"
+    error_found=1
+    continue
+  fi
+
+  if [ $? -ne 0 ]; then
+    echo "Error: $script failed."
+    error_found=1
+  else
+    echo "Success: $script completed successfully."
+  fi
+done
+
+if [ $error_found -ne 0 ]; then
+  echo "One or more scripts failed."
+  exit 1
+else
+  echo "All scripts ran successfully."
+  exit 0
+fi
diff --git a/.gitignore b/.gitignore
index 2991e37..0fa0401 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,8 @@
 target
 /build
 /generated
+/install
+/.idea
+/build-*
+
+**/Cargo.lock
\ No newline at end of file
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..46023c2
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,14 @@
+BUILD_DIR ?= build
+BUILD_TYPE ?= Release
+
+BUILD_THREADS := $$(nproc 2>/dev/null || sysctl -n hw.ncpu)
+
+
+build:
+	if [ "$$(uname)" = "Darwin" ]; then \
+		export SDKROOT=$$(xcrun --sdk macosx --show-sdk-path) ; \
+	fi ; \
+	cmake . -B"$(BUILD_DIR)" -DCMAKE_INSTALL_PREFIX=install -DCMAKE_BUILD_TYPE=$(BUILD_TYPE) ; \
+	cmake --build "$(BUILD_DIR)" -- -j$(BUILD_THREADS) ; \
+	cmake --install "$(BUILD_DIR)" 
+	
\ No newline at end of file
diff --git a/crates/schnorrkel/Cargo.toml b/crates/schnorrkel/Cargo.toml
index df34c7e..2106a25 100644
--- a/crates/schnorrkel/Cargo.toml
+++ b/crates/schnorrkel/Cargo.toml
@@ -13,11 +13,10 @@ crate-type = ["cdylib", "staticlib"]
 cpp = { path = "../cpp" }
 schnorrkel = { version="0.9.1", features = ["preaudit_deprecated"] }
 ed25519-dalek = { version="1.0.0" }
-rand_chacha = "0.3.1"
-rand_core = "0.6.2"
+rand_chacha = "0.2.1"
 merlin = { version = "2.0", default-features = false }
 parity-scale-codec = { version = "3.6.1", default-features = false, features = ["bit-vec", "derive"] }
-rand = "0.8"
+rand = "0.7"
 bitvec = { version = "1.0.0", default-features = false, features = ["alloc"] }
 scale-info = { version = "2.11.1", default-features = false, features = ["derive"] }
 itertools = "0.10.5"