Add dependencies in vignette

Author: LYang-uva

.DS_Store

@@ -66,15 +66,32 @@
         "| `python-dotenv` | Load API key from `.env` |\n",
         "| `chess` | Validate Meta-Chess moves and board state |\n",
         "| `spacy`, `en_core_web_sm` | Sentence splitting and tokenisation for creativity scoring |\n",
-        "| `sentence_transformers` | Word embeddings for novelty / surprise |\n",
-        "| `benepar` | Constituency parsing (optional pipeline extension) |\n",
+        "| `sentence_transformers` | Word embeddings for novelty / surprise (downloads `thenlper/gte-large` on first use) |\n",
+        "| `benepar` | Constituency parsing (spaCy pipeline extension used by creativity scoring) |\n",
+        "| `numpy` | Numerical helpers in scoring |\n",
+        "| `streamlit` | Web UI (`streamlit_app.py`) |\n",
+        "| `altair` | Charts in the Streamlit app |\n",
+        "\n",
+        "**Optional** (`[project.optional-dependencies]`):\n",
+        "\n",
+        "| Package | Role |\n",
+        "|---|---|\n",
+        "| `pytest` | Unit tests (`pip install -e \\\".[dev]\\\"`) |\n",
+        "\n",
+        "**Vignette / notebook only** (not in `pyproject.toml`; install if you run §3 plotting cells):\n",
+        "\n",
+        "| Package | Role |\n",
+        "|---|---|\n",
+        "| `matplotlib` | Example figures in this report |\n",
         "\n",
         "Install from the repository root:\n",
         "\n",
         "```bash\n",
         "python -m venv .venv\n",
         "source .venv/bin/activate          # Windows: .venv\\Scripts\\activate\n",
-        "pip install -e \".[dev]\"\n",
+        "pip install -e \".[dev]\"            # package + pytest\n",
+        "# Optional, for §3 matplotlib examples:\n",
+        "pip install matplotlib\n",
         "```\n",
         "\n",
         "#### Scenario\n",

docs/.DS_Store

@@ -53,15 +53,32 @@ The primary user is a **computational social-science or NLP researcher** (gradua
 | `python-dotenv` | Load API key from `.env` |
 | `chess` | Validate Meta-Chess moves and board state |
 | `spacy`, `en_core_web_sm` | Sentence splitting and tokenisation for creativity scoring |
-| `sentence_transformers` | Word embeddings for novelty / surprise |
-| `benepar` | Constituency parsing (optional pipeline extension) |
+| `sentence_transformers` | Word embeddings for novelty / surprise (downloads `thenlper/gte-large` on first use) |
+| `benepar` | Constituency parsing (spaCy pipeline extension used by creativity scoring) |
+| `numpy` | Numerical helpers in scoring |
+| `streamlit` | Web UI (`streamlit_app.py`) |
+| `altair` | Charts in the Streamlit app |
+
+**Optional** (`[project.optional-dependencies]`):
+
+| Package | Role |
+|---|---|
+| `pytest` | Unit tests (`pip install -e ".[dev]"`) |
+
+**Vignette / notebook only** (not in `pyproject.toml`; install if you run §3 plotting cells):
+
+| Package | Role |
+|---|---|
+| `matplotlib` | Example figures in this report |
 
 Install from the repository root:
 
 ```bash
 python -m venv .venv
 source .venv/bin/activate          # Windows: .venv\Scripts\activate
-pip install -e ".[dev]"
+pip install -e ".[dev]"            # package + pytest
+# Optional, for §3 matplotlib examples:
+pip install matplotlib
 ```
 
 #### Scenario