diff --git a/.github/workflows/compil.yml b/.github/workflows/compil.yml
new file mode 100644
index 0000000..9c41b7a
--- /dev/null
+++ b/.github/workflows/compil.yml
@@ -0,0 +1,92 @@
+name: Compil
+
+on: [push]
+
+jobs:
+  compil-check-job-run:
+    runs-on: ubuntu-latest
+
+    outputs:
+      workflows: ${{ steps.filter.outputs.workflows }}
+      src: ${{ steps.filter.outputs.src }}
+      make: ${{ steps.filter.outputs.make }}
+      combined: ${{ steps.filter.outputs.workflows == 'true' || steps.filter.outputs.src == 'true' || steps.filter.outputs.make == 'true' }}
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Check modified files need re run
+        id: filter
+        uses: dorny/paths-filter@v2
+        with:
+          filters: |
+            workflows:
+              - '.github/workflows/**'
+            src:
+              - '*.hs'
+            make:
+              - 'Makefile'
+
+  compil-windows:
+    runs-on: windows-latest
+    needs: [compil-check-job-run]
+    if: needs.compil-check-job-run.outputs.combined
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Install Haskell
+        uses: haskell-actions/setup@v2
+        with:
+          enable-stack: true
+          stack-version: 'latest'
+
+      - name: Install dependencies
+        run: ./scripts/InstallDepsWindows.ps1
+
+      - name: Compil
+        run: make
+
+  compil-linux:
+    runs-on: ubuntu-latest
+    needs: [compil-check-job-run]
+    if: needs.compil-check-job-run.outputs.combined
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Install Haskell
+        uses: haskell-actions/setup@v2
+        with:
+          enable-stack: true
+          stack-version: 'latest'
+
+      - name: Install dependencies
+        run: sudo ./scripts/InstallDepsLinux.bash
+
+      - name: Compil
+        run: make
+
+  compil-macos:
+    runs-on: macos-latest
+    needs: [compil-check-job-run]
+    if: needs.compil-check-job-run.outputs.combined
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Install Haskell
+        uses: haskell-actions/setup@v2
+        with:
+          enable-stack: true
+          stack-version: 'latest'
+
+      - name: Install dependencies
+        run: ./scripts/InstallDepsMacOS.zsh
+
+      - name: Compil
+        run: make
diff --git a/.github/workflows/documentation.yml b/.github/workflows/documentation.yml
new file mode 100644
index 0000000..267b8cb
--- /dev/null
+++ b/.github/workflows/documentation.yml
@@ -0,0 +1,85 @@
+name: Documentation
+on: [push]
+
+jobs:
+  documentation:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write  # To push a branch 
+      pages: write  # To push to a GitHub Pages site
+      id-token: write # To update the deployment status
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Check modified files need re run
+        id: filter
+        uses: dorny/paths-filter@v2
+        with:
+          filters: |
+            docs:
+              - 'docs/**'
+            docs2:
+              - 'book.toml'
+            workflow:
+              - '.github/workflows/documentation.yml'
+
+      - name: Install latest mdbook
+        if: steps.filter.outputs.docs == 'true' || steps.filter.outputs.docs2 == 'true' || steps.filter.outputs.workflow == 'true' || github.ref == 'refs/heads/main'
+        run: |
+          tag=$(curl 'https://api.github.com/repos/rust-lang/mdbook/releases/latest' | jq -r '.tag_name')
+          url="https://github.com/rust-lang/mdbook/releases/download/${tag}/mdbook-${tag}-x86_64-unknown-linux-gnu.tar.gz"
+          mkdir mdbook
+          curl -sSL $url | tar -xz --directory=./mdbook
+          echo `pwd`/mdbook >> $GITHUB_PATH
+
+      - name: Install emojify
+        if: steps.filter.outputs.docs == 'true' || steps.filter.outputs.docs2 == 'true' || steps.filter.outputs.workflow == 'true' || github.ref == 'refs/heads/main'
+        run: |
+          wget --no-verbose https://github.com/shonfeder/emojitsu/releases/download/0.1.1/gh-actions-emojitsu
+          chmod +x gh-actions-emojitsu
+          # Emojify the markdown
+          find . -type f -name "*.md" -exec ./gh-actions-emojitsu emojify -i {} \;
+
+      - name: Build Book
+        if: steps.filter.outputs.docs == 'true' || steps.filter.outputs.docs2 == 'true' || steps.filter.outputs.workflow == 'true' || github.ref == 'refs/heads/main'
+        run: mdbook build
+
+      - name: Install Haskell
+        uses: haskell-actions/setup@v2
+        with:
+          enable-stack: true
+          stack-version: 'latest'
+
+      - name: Compil
+        if: steps.filter.outputs.docs == 'true' || steps.filter.outputs.docs2 == 'true' || steps.filter.outputs.workflow == 'true' || github.ref == 'refs/heads/main'
+        run: |
+          if ! stack build; then
+            exit 0
+          fi
+
+      - name: Tests
+        if: steps.filter.outputs.docs == 'true' || steps.filter.outputs.docs2 == 'true' || steps.filter.outputs.workflow == 'true' || github.ref == 'refs/heads/main'
+        run: |
+          if ! stack test --test-arguments "--html book/Tests.html"; then
+            exit 0
+          fi
+
+      - name: Setup Pages
+        if: github.ref == 'refs/heads/main'
+        uses: actions/configure-pages@v3
+
+      - name: Upload artifact
+        if: steps.filter.outputs.docs == 'true' || steps.filter.outputs.docs2 == 'true' || steps.filter.outputs.workflow == 'true' || github.ref == 'refs/heads/main'
+        uses: actions/upload-pages-artifact@v2
+        with:
+          # Upload entire repository
+          path: 'book'
+
+      - name: Deploy to GitHub Pages
+        if: github.ref == 'refs/heads/main'
+        id: deployment
+        uses: actions/deploy-pages@v2
diff --git a/.github/workflows/mirror.yml b/.github/workflows/mirror.yml
new file mode 100644
index 0000000..983b349
--- /dev/null
+++ b/.github/workflows/mirror.yml
@@ -0,0 +1,24 @@
+name: Mirror
+
+on: [push]
+
+env:
+  MIRROR_URL: git@github.com:EpitechPromo2026/B-FUN-500-TLS-5-2-glados-xavier.mitault.git
+
+jobs:
+  mirror:
+    runs-on: ubuntu-latest
+    if: ${{ github.event_name == 'push' }}
+
+    steps:
+    - uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+
+    - uses: pixta-dev/repository-mirroring-action@v1
+      if: github.repository != 'EpitechPromo2026/B-FUN-500-TLS-5-2-glados-xavier.mitault'
+      with:
+        target_repo_url:
+          ${{ env.MIRROR_URL }}
+        ssh_private_key:
+          ${{ secrets.SSH_KEY }}
diff --git a/.github/workflows/norm.yml b/.github/workflows/norm.yml
new file mode 100644
index 0000000..6739e83
--- /dev/null
+++ b/.github/workflows/norm.yml
@@ -0,0 +1,53 @@
+name: Norm
+
+on: [pull_request]
+  # lambdananas -o vera --exclude "Setup.hs:setup.hs:.git:.stack-work:test:tests:bonus" . >> lambdananas-reports.log
+jobs:
+
+  norm:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Install Deps
+        run: |
+          sudo apt-get update && sudo apt-get install -y curl
+          curl -fsSL 'https://github.com/Saverio976/dotfiles/raw/main/.local/bin/lambdananas' > /tmp/lambdananas
+          chmod +x /tmp/lambdananas
+ 
+      - name: Format
+        run: /tmp/lambdananas -o vera --exclude "Setup.hs:setup.hs:.git:.stack-work:test:tests:bonus" . >> lambdananas-reports.log
+
+      - name: Is Empty
+        id: isEmpty
+        run: |
+          if [ "$(cat lambdananas-reports.log)" == "" ]; then
+            echo "isEmpty=true" >> $GITHUB_OUTPUT
+          else
+            echo "isEmpty=false" >> $GITHUB_OUTPUT
+          fi
+
+      - name: Send coding style message Ok
+        uses: mshick/add-pr-comment@v2
+        if: steps.isEmpty.outputs.isEmpty == 'true'
+        with:
+          message: "No coding style issue"
+          refresh-message-position: true
+          message-id: norm-cicd
+
+      - name: Send coding style message KO
+        uses: mshick/add-pr-comment@v2
+        if: steps.isEmpty.outputs.isEmpty == 'false'
+        with:
+          message-path: |
+            lambdananas-reports.log
+          refresh-message-position: true
+          message-id: norm-cicd
+
+      - name: Exit Status
+        run: |
+          if [ ${{ steps.isEmpty.outputs.isEmpty }} == 'false' ]; then
+            exit 1
+          fi
diff --git a/.github/workflows/release.sh b/.github/workflows/release.sh
new file mode 100755
index 0000000..dc25df6
--- /dev/null
+++ b/.github/workflows/release.sh
@@ -0,0 +1,46 @@
+#!/bin/bash
+# Release script run in Github CI
+
+BRANCH="$1"
+
+LAST_TAG=$(git tag | sort -t '.' --numeric-sort -k1,1 -k2,2 -k3,3 | tail -n 1)
+LAST_TAG_MAJOR=$(echo "$LAST_TAG" | cut -d'.' -f1)
+LAST_TAG_MINOR=$(echo "$LAST_TAG" | cut -d'.' -f2)
+LAST_TAG_PATCH=$(echo "$LAST_TAG" | cut -d'.' -f3)
+
+git show --compact-summary "$LAST_TAG..HEAD" > CHANGELOG
+
+TAG_MAJOR=""
+TAG_MINOR=""
+TAG_PATCH=""
+
+WARNINGS=""
+
+if grep -q "^    MAJOR" CHANGELOG; then
+    TAG_MAJOR=$((LAST_TAG_MAJOR + 1))
+    TAG_MINOR="0"
+    TAG_PATCH="0"
+elif grep -q "^    MINOR" CHANGELOG; then
+    TAG_MAJOR=$((LAST_TAG_MAJOR + 0))
+    TAG_MINOR=$((LAST_TAG_MINOR + 1))
+    TAG_PATCH="0"
+elif grep -q "^    PATCH" CHANGELOG; then
+    TAG_MAJOR=$((LAST_TAG_MAJOR + 0))
+    TAG_MINOR=$((LAST_TAG_MINOR + 0))
+    TAG_PATCH=$((LAST_TAG_PATCH + 1))
+else
+    WARNINGS="$WARNINGS ; This release is created with default bump version because no commits was ok"
+    TAG_MAJOR=$((LAST_TAG_MAJOR + 0))
+    TAG_MINOR=$((LAST_TAG_MINOR + 0))
+    TAG_PATCH=$((LAST_TAG_PATCH + 1))
+fi
+
+TAG="$TAG_MAJOR.$TAG_MINOR.$TAG_PATCH"
+
+gh release create "$TAG"           \
+  --title "v$TAG"                  \
+  --generate-notes                 \
+  --target "$BRANCH"
+
+echo "release_tag=$TAG" >> $GITHUB_OUTPUT
+echo "$WARNINGS"
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
new file mode 100644
index 0000000..df632a1
--- /dev/null
+++ b/.github/workflows/release.yml
@@ -0,0 +1,143 @@
+name: Release
+
+on:
+  push:
+    branches: [main, dev]
+
+env:
+  BRANCH: "main"
+
+jobs:
+  release-create:
+    permissions: write-all
+    runs-on: ubuntu-latest
+
+    outputs:
+      release: ${{ steps.release.outputs.release_tag }}
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - id: release
+        name: Create Release
+        if: github.repository != 'EpitechPromo2026/B-FUN-500-TLS-5-2-glados-xavier.mitault'
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          if [[ "${{ github.ref }}" == 'refs/heads/main' ]]; then
+            export GITHUB_OUTPUT=$GITHUB_OUTPUT
+            bash ./.github/workflows/release.sh "${{ env.BRANCH }}"
+          else
+            echo "release_tag=0.0.0" >> $GITHUB_OUTPUT
+          fi
+
+  release-windows:
+    runs-on: windows-latest
+    needs: [release-create]
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Install Haskell
+        uses: haskell-actions/setup@v2
+        with:
+          enable-stack: true
+          stack-version: 'latest'
+
+      - name: Install dependencies
+        run: ./scripts/InstallDepsWindows.ps1
+
+      - name: Build
+        run: make
+
+      - name: Upload To Release
+        if: github.ref == 'refs/heads/main'
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          gh release upload ${{ needs.release-create.outputs.release }} "./koaky-exe.exe#koaky-windows.exe"
+
+      - name: Upload To Artifact
+        if: github.ref != 'refs/heads/main'
+        uses: actions/upload-artifact@v3
+        with:
+          name: koaky.exe
+          path: ./koaky.exe
+
+  release-linux:
+    runs-on: ubuntu-latest
+    needs: [release-create]
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Install Haskell
+        uses: haskell-actions/setup@v2
+        with:
+          enable-stack: true
+          stack-version: 'latest'
+
+      - name: Install dependencies
+        run: sudo ./scripts/InstallDepsLinux.bash
+
+      - name: Build
+        run: make
+
+      - name: Rename
+        run: mv koaky-exe koaky-linux
+
+      - name: Upload To Release
+        if: github.ref == 'refs/heads/main'
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          gh release upload ${{ needs.release-create.outputs.release }} "./koaky-linux"
+
+      - name: Upload To Artifact
+        if: github.ref != 'refs/heads/main'
+        uses: actions/upload-artifact@v3
+        with:
+          name: koaky-linux
+          path: ./koaky-linux
+
+  release-macos:
+    runs-on: macos-latest
+    needs: [release-create]
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Install Haskell
+        uses: haskell-actions/setup@v2
+        with:
+          enable-stack: true
+          stack-version: 'latest'
+
+      - name: Install dependencies
+        run: ./scripts/InstallDepsMacos.zsh
+
+      - name: Build
+        run: make
+
+      - name: Rename
+        run: mv koaky-exe koaky-macos
+
+      - name: Upload To Release
+        if: github.ref == 'refs/heads/main'
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          gh release upload ${{ needs.release-create.outputs.release }} "./koaky-macos"
+
+      - name: Upload To Artifact
+        if: github.ref != 'refs/heads/main'
+        uses: actions/upload-artifact@v3
+        with:
+          name: koaky-macos
+          path: ./koaky-macos
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
new file mode 100644
index 0000000..b89f8ee
--- /dev/null
+++ b/.github/workflows/tests.yml
@@ -0,0 +1,88 @@
+name: Tests
+
+on: [pull_request]
+
+jobs:
+  compil-check-job-run:
+    runs-on: ubuntu-latest
+
+    outputs:
+      workflows: ${{ steps.filter.outputs.workflows }}
+      src: ${{ steps.filter.outputs.src }}
+      make: ${{ steps.filter.outputs.make }}
+      package: ${{ steps.filter.outputs.package }}
+      stack: ${{ steps.filter.outputs.stack }}
+      combined: ${{ steps.filter.outputs.workflows == 'true' || steps.filter.outputs.src == 'true' || steps.filter.outputs.make == 'true' }} || steps.filter.outputs.package == 'true' || steps.filter.outputs.stack == 'true'
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Check modified files need re run
+        id: filter
+        uses: dorny/paths-filter@v2
+        with:
+          filters: |
+            workflows:
+              - '.github/workflows/**'
+            src:
+              - '*.hs'
+            make:
+              - 'Makefile'
+            package:
+              - 'package.yaml'
+            stack:
+              - 'stack.yaml'
+
+  tests:
+    runs-on: ubuntu-latest
+    needs: [compil-check-job-run]
+    if: needs.compil-check-job-run.outputs.combined
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Install Haskell
+        uses: haskell-actions/setup@v2
+        with:
+          enable-stack: true
+          stack-version: 'latest'
+
+      - name: Install dependencies
+        run: sudo ./scripts/InstallDepsLinux.bash
+
+      - name: Compil
+        run: make
+
+      - name: Tests
+        id: failedTest
+        run: |
+          if ! stack test &> tests.log; then
+            echo "failedTest=true" >> $GITHUB_OUTPUT
+          else
+            echo "failedTest=false" >> $GITHUB_OUTPUT
+          fi
+
+      - name: Upload stats
+        uses: actions/upload-artifact@v3
+        with:
+          name: tests.log
+          path: tests.log
+
+      - name: Send Test Ok
+        uses: mshick/add-pr-comment@v2
+        if: steps.failedTest.outputs.failedTest == 'false'
+        with:
+          message: "Tests PASSED"
+          refresh-message-position: true
+          message-id: tests-cicd
+
+      - name: Send Test KO
+        uses: mshick/add-pr-comment@v2
+        if: steps.failedTest.outputs.failedTest == 'true'
+        with:
+          message-path: |
+            tests.log
+          refresh-message-position: true
+          message-id: tests-cicd
diff --git a/.gitignore b/.gitignore
index e38e5aa..c28ed56 100644
--- a/.gitignore
+++ b/.gitignore
@@ -171,3 +171,7 @@ tags
 
 *.log
 *.exe
+
+/make.exe
+/libssp-0.dll
+lambdananas-reports.log
diff --git a/Makefile b/Makefile
index 2ab2689..96bb1b1 100644
--- a/Makefile
+++ b/Makefile
@@ -8,20 +8,32 @@
 TARGET			=	koaky
 MARVIN_TARGET	=	glados
 
+CP			=	cp
+RM			=	rm -rf
+
+ifeq ($(OS),Windows_NT)
+	BIN_STACK	=	$(TARGET)-exe.exe
+else
+	BIN_STACK	=	$(TARGET)-exe
+endif
+
 all: $(TARGET)
 
 $(TARGET):
-	stack build
-	cp "$(shell stack path --local-install-root)/bin/$(TARGET)-exe" "$(TARGET)"
-	cp "$(TARGET)" "$(MARVIN_TARGET)"
+	stack build --copy-bins --local-bin-path .
+	$(CP) "$(BIN_STACK)" "$(MARVIN_TARGET)"
 
 clean:
-	stack purge
+	stack clean
 
 fclean: clean
-	$(RM) "$(TARGET)"
+	stack purge
+	$(RM) "$(BIN_STACK)"
 	$(RM) "$(MARVIN_TARGET)"
 
-re: fclean "$(TARGET)"
+re: fclean $(TARGET)
+
+tests:
+	stack test
 
 .PHONY: $(TARGET) fclean re clean all
diff --git a/app/Main.hs b/app/Main.hs
index 39f89cc..58acc59 100644
--- a/app/Main.hs
+++ b/app/Main.hs
@@ -1,6 +1,10 @@
 {-
 -- EPITECH PROJECT, 2023
+<<<<<<< HEAD
 -- Koaky
+=======
+-- Main
+>>>>>>> main
 -- File description:
 -- Main
 -}
diff --git a/book.toml b/book.toml
new file mode 100644
index 0000000..c40f347
--- /dev/null
+++ b/book.toml
@@ -0,0 +1,23 @@
+[book]
+title = "Koaky (Yet Another Programming Language)"
+authors = ["@Saverio976", "@TTENSHII", "@guillaumeAbel"]
+description = "Documentation of Koaky"
+src = "docs"
+
+[build]
+build-dir = "book"
+create-missing = false
+use-default-preprocessors = true
+
+[output.html]
+git-repository-url = "https://github.com/X-R-G-B/koak"
+edit-url-template = "https://github.com/X-R-G-B/koak/edit/main/{path}"
+
+[output.html.search]
+enable = true
+use-boolean-and = true
+limit-results = 15
+
+[output.html.print]
+enable = true
+page-break = true
diff --git a/docs/README.md b/docs/README.md
new file mode 100644
index 0000000..fd86e18
--- /dev/null
+++ b/docs/README.md
@@ -0,0 +1,4 @@
+# Koaky
+
+This is a new amazing programming language
+made in Haskell.
diff --git a/docs/SUMMARY.md b/docs/SUMMARY.md
new file mode 100644
index 0000000..6b4a296
--- /dev/null
+++ b/docs/SUMMARY.md
@@ -0,0 +1,7 @@
+# Summary
+
+This is a new amazing programming language
+made in Haskell.
+
+[README](README.md)
+[Tests](Tests.md)
diff --git a/docs/Tests.md b/docs/Tests.md
new file mode 100644
index 0000000..3bccffe
--- /dev/null
+++ b/docs/Tests.md
@@ -0,0 +1 @@
+# this will be overwiten by the tests ...
diff --git a/koaky.cabal b/koaky.cabal
new file mode 100644
index 0000000..b9d8583
--- /dev/null
+++ b/koaky.cabal
@@ -0,0 +1,66 @@
+cabal-version: 1.12
+
+-- This file has been generated from package.yaml by hpack version 0.36.0.
+--
+-- see: https://github.com/sol/hpack
+
+name:           koaky
+version:        0.1.0.0
+description:    Please see the README on GitHub at <https://github.com/githubuser/koaky#readme>
+homepage:       https://github.com/X-R-G-B/koaky#readme
+bug-reports:    https://github.com/X-R-G-B/koaky/issues
+author:         @guillaumeAbel, @TTENSHII, @Saverio976
+maintainer:     example@example.com
+copyright:      2023 X-R-G-B
+license:        MIT
+license-file:   LICENSE
+build-type:     Simple
+extra-source-files:
+    README.md
+    CHANGELOG.md
+
+source-repository head
+  type: git
+  location: https://github.com/X-R-G-B/koaky
+
+library
+  exposed-modules:
+      AST
+      ComputeAST
+      TextToAST
+  other-modules:
+      Paths_koaky
+  hs-source-dirs:
+      src
+  ghc-options: -Wall -Wcompat -Widentities -Wincomplete-record-updates -Wincomplete-uni-patterns -Wmissing-export-lists -Wmissing-home-modules -Wpartial-fields -Wredundant-constraints -Wdefault -W -Woperator-whitespace
+  build-depends:
+      base >=4.7 && <5
+  default-language: Haskell2010
+
+executable koaky-exe
+  main-is: Main.hs
+  other-modules:
+      Paths_koaky
+  hs-source-dirs:
+      app
+  ghc-options: -Wall -Wcompat -Widentities -Wincomplete-record-updates -Wincomplete-uni-patterns -Wmissing-export-lists -Wmissing-home-modules -Wpartial-fields -Wredundant-constraints -Wdefault -W -Woperator-whitespace -threaded -rtsopts -with-rtsopts=-N
+  build-depends:
+      base >=4.7 && <5
+    , koaky
+  default-language: Haskell2010
+
+test-suite koaky-test
+  type: exitcode-stdio-1.0
+  main-is: Spec.hs
+  other-modules:
+      Paths_koaky
+  hs-source-dirs:
+      test
+  ghc-options: -Wall -Wcompat -Widentities -Wincomplete-record-updates -Wincomplete-uni-patterns -Wmissing-export-lists -Wmissing-home-modules -Wpartial-fields -Wredundant-constraints -Wdefault -W -Woperator-whitespace -threaded -rtsopts -with-rtsopts=-N
+  build-depends:
+      base >=4.7 && <5
+    , koaky
+    , tasty
+    , tasty-html
+    , tasty-hunit
+  default-language: Haskell2010
diff --git a/package.yaml b/package.yaml
index 334f2c4..b4a3ae8 100644
--- a/package.yaml
+++ b/package.yaml
@@ -1,10 +1,10 @@
 name:                koaky
 version:             0.1.0.0
-github:              "githubuser/koaky"
-license:             BSD-3-Clause
-author:              "Author name here"
+github:              "X-R-G-B/koaky"
+license:             MIT
+author:              "@guillaumeAbel, @TTENSHII, @Saverio976"
 maintainer:          "example@example.com"
-copyright:           "2023 Author name here"
+copyright:           "2023 X-R-G-B"
 
 extra-source-files:
 - README.md
@@ -32,6 +32,9 @@ ghc-options:
 - -Wmissing-home-modules
 - -Wpartial-fields
 - -Wredundant-constraints
+- -Wdefault
+- -W
+- -Woperator-whitespace
 
 library:
   source-dirs: src
@@ -57,3 +60,6 @@ tests:
     - -with-rtsopts=-N
     dependencies:
     - koaky
+    - tasty
+    - tasty-hunit
+    - tasty-html
diff --git a/scripts/InstallDepsLinux.bash b/scripts/InstallDepsLinux.bash
new file mode 100755
index 0000000..eaccb47
--- /dev/null
+++ b/scripts/InstallDepsLinux.bash
@@ -0,0 +1,15 @@
+#!/bin/bash
+
+if command -v apt-get 2>/dev/null; then
+    apt-get update
+    apt-get install -y make
+elif command -v pacman 2>/dev/null; then
+    pacman -Sy make
+elif command -v dnf 2>/dev/null; then
+    dnf update
+    dnf install -y make
+else
+    echo "Unsupported package manager"
+    echo "Please install 'make'"
+    exit 12
+fi
diff --git a/scripts/InstallDepsMacos.zsh b/scripts/InstallDepsMacos.zsh
new file mode 100755
index 0000000..d639cf0
--- /dev/null
+++ b/scripts/InstallDepsMacos.zsh
@@ -0,0 +1,3 @@
+#!/bin/zsh
+
+brew install make
diff --git a/scripts/InstallDepsWindows.ps1 b/scripts/InstallDepsWindows.ps1
new file mode 100644
index 0000000..85207f0
--- /dev/null
+++ b/scripts/InstallDepsWindows.ps1
@@ -0,0 +1,7 @@
+if (!(Test-Path "make.exe") -or !(Test-Path "libssp-0.dll")) {
+    Invoke-WebRequest -OutFile make.zip -Uri "https://github.com/maweil/MakeForWindows/releases/download/v4.4.1/make-bin-win64.zip"
+    Expand-Archive -Force make.zip .
+    Copy-Item "make-4.4.1\dist\make.exe" "make.exe"
+    Copy-Item "make-4.4.1\dist\libssp-0.dll" "libssp-0.dll"
+    Remove-Item -Recurse -Force "make-4.4.1"
+}
diff --git a/src/AST.hs b/src/AST.hs
index 7d039cc..0204ae9 100644
--- a/src/AST.hs
+++ b/src/AST.hs
@@ -1,8 +1,8 @@
 {-
---  EPITECH PROJECT, 2023
---  Abstract Syntax Tree
---  File description:
---  Ast
+-- EPITECH PROJECT, 2023
+-- Koaky
+-- File description:
+-- Abstract Syntax Tree
 -}
 
 module AST
@@ -18,8 +18,22 @@ type Symbol = String
 
 data Atom = Number Int64 | Symbol Symbol
 
-data Tree = Node Symbol (Maybe Tree) (Maybe Tree) | Leaf Atom
+data Tree = Node Symbol [Tree] | Leaf Atom
+
+instance Eq Atom where
+    Number a == Number b = a == b
+    Symbol a == Symbol b = a == b
+    _ == _ = False
 
 instance Show Atom where
-    show (Number n) = show n
-    show (Symbol s) = s
+    show (Number a) = "Number:'" ++ show a ++ "'"
+    show (Symbol a) = "Symbol:'" ++ a ++ "'"
+
+instance Eq Tree where
+    Node a as == Node b bs = a == b && as == bs
+    Leaf a == Leaf b = a == b
+    _ == _ = False
+
+instance Show Tree where
+    show (Node a as) = "Node:'" ++ a ++ "'{" ++ show as ++ "}"
+    show (Leaf a) = "Leaf:'" ++ show a ++ "'"
diff --git a/src/TextToAST.hs b/src/TextToAST.hs
index 3921b15..4b06767 100644
--- a/src/TextToAST.hs
+++ b/src/TextToAST.hs
@@ -1,8 +1,8 @@
 {-
---  EPITECH PROJECT, 2023
---  Text To AST
---  File description:
---  TextToAST
+-- EPITECH PROJECT, 2023
+-- Text To AST
+-- File description:
+-- TextToAST
 -}
 
 module TextToAST
diff --git a/stack.yaml b/stack.yaml
index 48acbf9..a34bc4c 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -17,8 +17,7 @@
 #
 # resolver: ./custom-snapshot.yaml
 # resolver: https://example.com/snapshots/2023-01-01.yaml
-resolver:
-  url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/21/22.yaml
+resolver: lts-21.13
 
 # User packages to be built.
 # Various formats can be used as shown in the example below.
@@ -40,7 +39,10 @@ packages:
 # - git: https://github.com/commercialhaskell/stack.git
 #   commit: e7b331f14bcffb8367cd58fbfc8b40ec7642100a
 #
-# extra-deps: []
+extra-deps:
+- tasty-1.4.2.2
+- tasty-hunit-0.10.1
+- tasty-html-0.4.2.1
 
 # Override default flag values for local packages and extra-deps
 # flags: {}
diff --git a/stack.yaml.lock b/stack.yaml.lock
index b21f704..92ef11f 100644
--- a/stack.yaml.lock
+++ b/stack.yaml.lock
@@ -3,11 +3,31 @@
 # For more information, please see the documentation at:
 #   https://docs.haskellstack.org/en/stable/lock_files
 
-packages: []
-snapshots:
+packages:
+- completed:
+    hackage: tasty-1.4.2.2@sha256:b987609178d70c0042b950302161a049be8a878aa8cee4a9c7ba81d22d29a3f5,2719
+    pantry-tree:
+      sha256: a93f5e31aac66a82a885cb2ddc8eada9a8adefe8587da1c4085fae58b6bc4683
+      size: 1944
+  original:
+    hackage: tasty-1.4.2.2
 - completed:
-    sha256: afd5ba64ab602cabc2d3942d3d7e7dd6311bc626dcb415b901eaf576cb62f0ea
-    size: 640060
-    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/21/22.yaml
+    hackage: tasty-hunit-0.10.1@sha256:ebc17b490750d4796b21d44001b852688cc39f9c34e387d5e7958e09b9b3f3b9,1602
+    pantry-tree:
+      sha256: c00ed23d8281b6c6f4ec33dd1e9e3a7971b0a769b6140978cfaf2a6eff025c78
+      size: 399
   original:
-    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/21/22.yaml
+    hackage: tasty-hunit-0.10.1
+- completed:
+    hackage: tasty-html-0.4.2.1@sha256:92ded1b794bfd6a46d5705f418c531f51aba3907b92d68a28aed349fc03a8e0d,1599
+    pantry-tree:
+      sha256: 88f745a7d4904c2f663baeadb3fe14ec0986c02341b2663d7e7051a680fdca3c
+      size: 547
+  original:
+    hackage: tasty-html-0.4.2.1
+snapshots:
+- completed:
+    sha256: 8017c7970c2a8a9510c60cc70ac245d59e0c34eb932b91d37af09fe59855d854
+    size: 640038
+    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/21/13.yaml
+  original: lts-21.13
diff --git a/test/Spec.hs b/test/Spec.hs
index cd4753f..d7ca972 100644
--- a/test/Spec.hs
+++ b/test/Spec.hs
@@ -1,2 +1,21 @@
+import Test.Tasty
+import Test.Tasty.HUnit
+import Test.Tasty.Runners.Html
+
+import AST
+
 main :: IO ()
-main = putStrLn "Test suite not yet implemented"
+main = defaultMainWithIngredients (htmlRunner : defaultIngredients) tests
+
+tests :: TestTree
+tests = testGroup "Tests" [unitTests]
+
+unitTests :: TestTree
+unitTests = testGroup "Unit tests"
+  [ testCase "Basic AST creation 0" $
+      assertEqual "define x 42" (Node "define" [Leaf (Symbol "x"), Leaf (Number 42)]) (Node "define" [Leaf (Symbol "x"), Leaf (Number 42)])
+  , testCase "Basic AST creation 1" $
+      assertEqual "foo" (Leaf (Symbol "foo")) (Leaf (Symbol "foo"))
+  , testCase "Basic AST creation 2" $
+      assertEqual "42" (Leaf (Number 42)) (Leaf (Number 42))
+  ]