refactor: updated how to install poetry

.github/workflows/ci.yaml

@@ -23,10 +23,14 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
+      - name: Get poetry version
+        id: poetry-version
+        run: echo "poetry-version=$(cat poetry_version)" >> "$GITHUB_OUTPUT"
+
       - name: Install poetry
         uses: snok/install-poetry@v1
         with:
-          version: 1.7.0
+          version: ${{ steps.poetry-version.outputs.poetry-version }}
           virtualenvs-in-project: true
       # Installing torch (CPU) and sentence-transformers with pip to avoid poetry's issues in installing torch.
       # Installing llama-cpp-python without NVIDIA CUDA acceleration.

README.md

@@ -65,11 +65,18 @@ To deal with context overflows, we implemented two approaches:
 
 * Python 3.10+
 * GPU supporting CUDA 12 and up.
-* Poetry
+* Poetry 1.7.0
 
 ### Install Poetry
 
-Install Poetry by following this [link](https://python-poetry.org/docs/).
+Install Poetry with the official installer by following this [link](https://python-poetry.org/docs/#installing-with-the-official-installer).
+
+You must use the current adopted version of Poetry defined [here](https://github.com/umbertogriffo/rag-chatbot/blob/main/poetry_version).
+
+If you have poetry already installed and is not the right version, you can downgrade (or upgrade) poetry through:
+```
+poetry self update <version>
+```
 
 ## Bootstrap Environment
 

poetry_version

@@ -0,0 +1 @@
+1.7.0