Update ci config

.github/workflows/ci.yml

@@ -10,22 +10,15 @@ jobs:
     name: Check coding standards
 
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-python@v2
-        with:
-          python-version: 3.7
-      - uses: actions/cache@v2
-        with:
-          path: ~/.cache/pypoetry/virtualenvs
-          key: ${{ runner.os }}-poetry-${{ hashFiles('poetry.lock') }}
-          restore-keys: |
-            ${{ runner.os }}-poetry-
+      - uses: actions/checkout@v3
 
       - name: Install poetry
-        shell: bash
-        run: |
-          python -m pip install poetry
-          echo "$HOME/.poetry/bin" >> $GITHUB_PATH
+        run: pipx install poetry
+
+      - uses: actions/setup-python@v4
+        with:
+          python-version: '3.9'
+          cache: poetry
 
       - name: Install dependencies
         run: poetry install
@@ -53,22 +46,15 @@ jobs:
         python-version: ['3.7', '3.8', '3.9', '3.10']
 
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-python@v2
-        with:
-          python-version: ${{ matrix.python-version }}
-      - uses: actions/cache@v2
-        with:
-          path: ~/.cache/pypoetry/virtualenvs
-          key: ${{ runner.os }}-poetry-${{ hashFiles('poetry.lock') }}
-          restore-keys: |
-            ${{ runner.os }}-poetry-
+      - uses: actions/checkout@v3
 
       - name: Install poetry
-        shell: bash
-        run: |
-          python -m pip install poetry
-          echo "$HOME/.poetry/bin" >> $GITHUB_PATH
+        run: pipx install poetry
+
+      - uses: actions/setup-python@v4
+        with:
+          python-version: '3.9'
+          cache: poetry
 
       - name: Install dependencies
         run: poetry install
@@ -81,8 +67,8 @@ jobs:
     needs: [code-quality, run-tests]
 
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-python@v2
+      - uses: actions/checkout@v3
+      - uses: actions/setup-python@v4
         with:
           python-version: 3.7