diff --git a/.github/workflows/on-new-tag.yaml b/.github/workflows/on-new-tag.yaml
new file mode 100644
index 0000000..2082ea2
--- /dev/null
+++ b/.github/workflows/on-new-tag.yaml
@@ -0,0 +1,27 @@
+name: on_new_tag
+
+on:
+  push:
+    tags:
+      - '*'
+
+jobs:
+  check_ver:
+    runs-on: ubuntu-22.04
+    strategy:
+      matrix:
+        python-version: [ 3.11 ]
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+
+    - name: Installing Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v4
+      with:
+        python-version: ${{ matrix.python-version }}
+
+    - name: Check tag matches version
+      run: |
+        [[ $(python3 -m GradescopeGrader version) == ${GITHUB_REF#refs/tags/v} ]]
+
diff --git a/.github/workflows/test-and-release.yaml b/.github/workflows/test-and-release.yaml
new file mode 100644
index 0000000..bd998e1
--- /dev/null
+++ b/.github/workflows/test-and-release.yaml
@@ -0,0 +1,67 @@
+name: test_and_release
+
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+
+jobs:
+  test_and_release:
+    name: Unit Testing and then Release
+
+    strategy:
+      matrix:
+        os: [ ubuntu-22.04 ]
+        python-version: [ 3.11 ]
+
+    runs-on: ${{ matrix.os }}
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+
+    - name: Installing Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v4
+      with:
+        python-version: ${{ matrix.python-version }}
+
+    - name: Run Unit Testing
+      working-directory: ${{ github.workspace }}
+      run: |
+        python3 runtests.py
+
+    - name: Test setup.py
+      working-directory: ${{ github.workspace }}
+      run: |
+        python3 -m pip install ${{ github.workspace }}
+
+    - name: Installing GitHubApiHelper
+      run: |
+        python3 -m pip install git+https://github.com/zhenghaven/GitHubApiHelper.git@v0.1.1
+
+    - name: Get latest version
+      id: latest_ver
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      run: |
+        python3 -m GitHubApiHelper --auth-token \
+          api_tags_latest_ver \
+            --repo ${{ github.repository }} \
+            -l $(python3 -m GradescopeGrader version) \
+            --github-out
+
+    - name: Create tag
+      if: ${{ startsWith(github.ref, 'refs/heads/main') && steps.latest_ver.outputs.remote != steps.latest_ver.outputs.all }}
+      uses: actions/github-script@v6
+      with:
+        script: |
+          github.rest.git.createRef({
+            owner: context.repo.owner,
+            repo: context.repo.repo,
+            ref: 'refs/tags/${{ steps.latest_ver.outputs.allV }}',
+            sha: context.sha
+          })
+
diff --git a/.github/workflows/unittesting.yaml b/.github/workflows/unittesting.yaml
deleted file mode 100644
index 646f844..0000000
--- a/.github/workflows/unittesting.yaml
+++ /dev/null
@@ -1,39 +0,0 @@
-name: Run Unit Tests
-
-
-on:
-  push:
-    branches: [ main ]
-  pull_request:
-    branches: [ main ]
-
-
-jobs:
-  unittest:
-    name: Unit Testing
-
-    strategy:
-      matrix:
-        os: [ ubuntu-22.04 ]
-        python-version: [ 3.11 ]
-
-    runs-on: ${{ matrix.os }}
-
-    steps:
-    - name: Checkout
-      uses: actions/checkout@v4
-
-    - name: Installing Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v4
-      with:
-        python-version: ${{ matrix.python-version }}
-
-    - name: Run Unit Testing
-      working-directory: ${{ github.workspace }}
-      run: |
-        python3 runtests.py
-
-    - name: Test setup.py
-      working-directory: ${{ github.workspace }}
-      run: |
-        python3 -m pip install .
diff --git a/GradescopeGrader/_Meta.py b/GradescopeGrader/_Meta.py
index a0d56d7..0c8fa59 100644
--- a/GradescopeGrader/_Meta.py
+++ b/GradescopeGrader/_Meta.py
@@ -9,7 +9,7 @@
 
 
 
-__version__ = '0.1.0'
+__version__ = '0.1.2'
 
 PKG_AUTHOR = 'Haofan Zheng'
 PKG_NAME = 'GradescopeGrader'
diff --git a/GradescopeGrader/__main__.py b/GradescopeGrader/__main__.py
index 5563989..1c4a80d 100644
--- a/GradescopeGrader/__main__.py
+++ b/GradescopeGrader/__main__.py
@@ -27,6 +27,10 @@ def main():
 		help='operation to perform',
 		required=True,
 	)
+	opParser.add_parser(
+		'version',
+		help='print version and exit',
+	)
 
 	args = argParser.parse_args()
 
@@ -36,6 +40,12 @@ def main():
 		format='%(asctime)s %(name)s[%(levelname)s]: %(message)s',
 	)
 
+	if args.operation == 'version':
+		from ._Meta import __version__
+		print(__version__)
+	else:
+		raise NotImplementedError('unknown operation {}'.format(args.operation))
+
 
 if __name__ == '__main__':
 	main()