diff --git a/.copier-answers.yml b/.copier-answers.yml
index 2a6c6f1..59b8d4b 100644
--- a/.copier-answers.yml
+++ b/.copier-answers.yml
@@ -1,5 +1,5 @@
 # Changes here will be overwritten by Copier
-_commit: v1.7.10
+_commit: v1.7.11
 _src_path: https://github.com/DeveloperC286/template
 project_name: monkey_interpreter
 project_type: rust
diff --git a/.github/workflows/continuous-delivery.yml b/.github/workflows/continuous-delivery.yml
index 4ae3c14..0516499 100644
--- a/.github/workflows/continuous-delivery.yml
+++ b/.github/workflows/continuous-delivery.yml
@@ -20,12 +20,28 @@ jobs:
       - name: Checkout code.
         uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       - name: Setup Nix.
-        uses: cachix/install-nix-action@630ae543ea3a38a9a4166f03376c02c50f408342 # v31.11.0
+        uses: cachix/install-nix-action@13d8dd58da0234aa297dedd986986ccb8e7f3e24 # v31.11.1
       - name: Publish binary.
         run: nix develop -c make publish-binary RELEASE="${GITHUB_REF_NAME}"
         env:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }} # This token is provided by GitHub Actions.
 
+<<<<<<< before updating
+=======
+  publish-crate:
+    name: Publish Crate
+    runs-on: ubuntu-24.04
+    steps:
+      - name: Checkout code.
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+      - name: Setup Nix.
+        uses: cachix/install-nix-action@13d8dd58da0234aa297dedd986986ccb8e7f3e24 # v31.11.1
+      - name: Publish crate.
+        run: nix develop -c make publish-crate
+        env:
+          CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}
+
+>>>>>>> after updating
   publish-docker-image:
     name: Publish Docker Image (${{ matrix.platform }})
     runs-on: ${{ matrix.runner }}
@@ -47,7 +63,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@bb05f3f5519dd87d3ba754cc423b652a5edd6d2c # v4.2.0
       - name: Login to GitHub Container Registry
-        uses: docker/login-action@af1e73f918a031802d376d3c8bbc3fe56130a9b0 # v4.4.0
+        uses: docker/login-action@dbcb813823bdd20940b903addbd779551569679f # v4.6.0
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
@@ -67,7 +83,7 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@bb05f3f5519dd87d3ba754cc423b652a5edd6d2c # v4.2.0
       - name: Login to GitHub Container Registry
-        uses: docker/login-action@af1e73f918a031802d376d3c8bbc3fe56130a9b0 # v4.4.0
+        uses: docker/login-action@dbcb813823bdd20940b903addbd779551569679f # v4.6.0
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index d9f54b9..d0c0660 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -30,7 +30,7 @@ jobs:
       - name: Checkout code.
         uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       - name: Setup Nix.
-        uses: cachix/install-nix-action@630ae543ea3a38a9a4166f03376c02c50f408342 # v31.11.0
+        uses: cachix/install-nix-action@13d8dd58da0234aa297dedd986986ccb8e7f3e24 # v31.11.1
       - name: Check formatting.
         run: nix develop -c make check-${{ matrix.language }}-formatting
 
@@ -45,7 +45,7 @@ jobs:
       - name: Checkout code.
         uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       - name: Setup Nix.
-        uses: cachix/install-nix-action@630ae543ea3a38a9a4166f03376c02c50f408342 # v31.11.0
+        uses: cachix/install-nix-action@13d8dd58da0234aa297dedd986986ccb8e7f3e24 # v31.11.1
       - name: Check linting.
         run: nix develop -c make check-${{ matrix.language }}-linting
 
@@ -60,7 +60,7 @@ jobs:
       - name: Checkout code.
         uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       - name: Setup Nix.
-        uses: cachix/install-nix-action@630ae543ea3a38a9a4166f03376c02c50f408342 # v31.11.0
+        uses: cachix/install-nix-action@13d8dd58da0234aa297dedd986986ccb8e7f3e24 # v31.11.1
       - name: Check dependencies.
         run: nix develop -c make check-${{ matrix.language }}-dependencies
 
@@ -74,7 +74,7 @@ jobs:
       - name: Checkout code.
         uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       - name: Setup Nix.
-        uses: cachix/install-nix-action@630ae543ea3a38a9a4166f03376c02c50f408342 # v31.11.0
+        uses: cachix/install-nix-action@13d8dd58da0234aa297dedd986986ccb8e7f3e24 # v31.11.1
       - name: Compile.
         run: nix develop -c make compile
 
@@ -88,6 +88,23 @@ jobs:
       - name: Checkout code.
         uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       - name: Setup Nix.
-        uses: cachix/install-nix-action@630ae543ea3a38a9a4166f03376c02c50f408342 # v31.11.0
+        uses: cachix/install-nix-action@13d8dd58da0234aa297dedd986986ccb8e7f3e24 # v31.11.1
       - name: Unit test.
         run: nix develop -c make unit-test
+<<<<<<< before updating
+=======
+
+  end-to-end-test:
+    name: End to End Test
+    runs-on: ${{ matrix.architecture }}
+    strategy:
+      matrix:
+        architecture: [ubuntu-24.04, ubuntu-24.04-arm]
+    steps:
+      - name: Checkout code.
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+      - name: Setup Nix.
+        uses: cachix/install-nix-action@13d8dd58da0234aa297dedd986986ccb8e7f3e24 # v31.11.1
+      - name: End to End test.
+        run: nix develop -c make end-to-end-test
+>>>>>>> after updating
diff --git a/.github/workflows/github-actions-workflows.yml b/.github/workflows/github-actions-workflows.yml
index d4c7069..0bed670 100644
--- a/.github/workflows/github-actions-workflows.yml
+++ b/.github/workflows/github-actions-workflows.yml
@@ -16,7 +16,7 @@ jobs:
       - name: Checkout code.
         uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       - name: Setup Nix.
-        uses: cachix/install-nix-action@630ae543ea3a38a9a4166f03376c02c50f408342 # v31.11.0
+        uses: cachix/install-nix-action@13d8dd58da0234aa297dedd986986ccb8e7f3e24 # v31.11.1
       - name: Check formatting.
         run: nix develop -c make check-yaml-formatting
 
@@ -30,6 +30,6 @@ jobs:
       - name: Checkout code.
         uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       - name: Setup Nix.
-        uses: cachix/install-nix-action@630ae543ea3a38a9a4166f03376c02c50f408342 # v31.11.0
+        uses: cachix/install-nix-action@13d8dd58da0234aa297dedd986986ccb8e7f3e24 # v31.11.1
       - name: Check GitHub Actions workflows linting.
         run: nix develop -c make check-github-actions-workflows-linting