ci: PLT-525: simplify poetry install action

.github/workflows/build_pypi.yml

@@ -62,11 +62,15 @@ jobs:
           version=$(sed "s/^v//g" <<< ${PROVIDED_VERSION})
           sed -i "s/^version[ ]*=.*/version = \"${version}\"/g" ${{ env.PYTHON_VERSION_FILE }}
 
-      - name: Set up poetry
-        uses: snok/install-poetry@v1
+      - name: "Install poetry"
+        run: pipx install poetry
+
+      - name: "Set up Python"
+        id: setup_python
+        uses: actions/setup-python@v5
         with:
           python-version: '3.11'
-          cache: true
+          cache: 'poetry'
 
       - name: Install dependencies
         run: |

.github/workflows/docs.yml

@@ -21,11 +21,15 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Set up poetry
-        uses: snok/install-poetry@v1
+      - name: "Install poetry"
+        run: pipx install poetry
+
+      - name: "Set up Python"
+        id: setup_python
+        uses: actions/setup-python@v5
         with:
-          python-version: "3.11"
-          cache: true
+          python-version: '3.11'
+          cache: 'poetry'
 
       - name: Install Python dependencies
         run: |
@@ -45,11 +49,15 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Set up poetry
-        uses: snok/install-poetry@v1
+      - name: "Install poetry"
+        run: pipx install poetry
+
+      - name: "Set up Python"
+        id: setup_python
+        uses: actions/setup-python@v5
         with:
-          python-version: "3.11"
-          cache: true
+          python-version: '3.11'
+          cache: 'poetry'
 
       - name: Install Python dependencies
         run: |

.github/workflows/follow-merge-upstream-repo-sync.yml

@@ -87,9 +87,15 @@ jobs:
           our_files: "pyproject.toml poetry.lock web/package.json web/yarn.lock"
           working_directory: "${{ env.UPSTREAM_REPO_WORKDIR }}"
 
-      - name: "Poetry: Set up"
-        if: steps.details.outputs.poetry
-        uses: Gr1N/setup-poetry@v9
+      - name: "Install poetry"
+        run: pipx install poetry
+
+      - name: "Set up Python"
+        id: setup_python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.11'
+          cache: 'poetry'
 
       - name: Commit submodule
         shell: bash

.github/workflows/tests.yml

@@ -32,11 +32,15 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Set up poetry
-        uses: snok/install-poetry@v1
+      - name: "Install poetry"
+        run: pipx install poetry
+
+      - name: "Set up Python"
+        id: setup_python
+        uses: actions/setup-python@v5
         with:
           python-version: '3.11'
-          cache: true
+          cache: 'poetry'
 
       - name: Install Python dependencies
         run: poetry install
@@ -60,23 +64,15 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Set up python
-        uses: actions/setup-python@v5
-        with:
-          python-version: "${{ matrix.python-version }}"
+      - name: "Install poetry"
+        run: pipx install poetry
 
-      - name: Set up poetry
-        uses: snok/install-poetry@v1
-        with:
-          virtualenvs-create: true
-          virtualenvs-in-project: true
-
-      - name: Load cached venv
-        id: cached-pip-wheels
-        uses: actions/cache@v4
+      - name: "Set up Python ${{ matrix.python-version }}"
+        id: setup_python
+        uses: actions/setup-python@v5
         with:
-          path: ~/.cache
-          key: venv-${{ runner.os }}-${{ matrix.python-version }}-${{ hashFiles('**/poetry.lock') }}
+          python-version: '${{ matrix.python-version }}'
+          cache: 'poetry'
 
       - name: Install dependencies
         run: poetry install --no-interaction --no-root