diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 22d6b0f..c104f84 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,2 +1,40 @@
-build_and_run:
-  script: "./build.sh"
+default:
+  image: warchantua/dev-essential
+  artifacts:
+    paths:
+      - ./bin/slime
+      - ./bin/slime_d
+    expire_in: 1 week
+
+stages:
+  - build_debug
+  - build_release
+  - test
+
+build_clang++_d:
+  stage: build_debug
+  script: clang++ -D_DEBUG -D_DONT_BREAK_ON_ERRORS src/main.cpp -gfull -gdwarf -o ./bin/slime_d --std=c++17 -I3rd/ 
+
+build_g++_d:
+  stage: build_debug
+  script: g++ -D_DEBUG -D_DONT_BREAK_ON_ERRORS src/main.cpp -gfull -gdwarf -o ./bin/slime_d --std=c++17 -I3rd/ 
+
+build_clang++_r:
+  stage: build_release
+  script: clang++ -D_DONT_BREAK_ON_ERRORS -O3 src/main.cpp -g -o ./bin/slime --std=c++17 -I3rd/ || exit 1
+
+build_g++_r:
+  stage: build_release
+  script: g++ -D_DONT_BREAK_ON_ERRORS -O3 src/main.cpp -g -o ./bin/slime --std=c++17 -I3rd/ || exit 1
+
+tests_d:
+  stage: test
+  script: ./bin/sime_d --run-tests
+
+tests_r:
+  stage: test
+  script: ./bin/sime --run-tests
+
+valgrind:
+  stage: test
+  script: valgrind ./bin/sime --run-tests