feat(ai): pre-fill qwen2.5:7b when Ollama is selected — 0.27.1

Selecting the Ollama provider pre-fills the model field with the suggested
qwen2.5:7b (fits an 8 GB GPU at Q4; grounding makes a 7B sufficient). Won't
overwrite a model the user already typed. Constant ai.OLLAMA_SUGGESTED_MODEL.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

CHANGELOG.md

@@ -5,6 +5,12 @@ All notable changes to RigDoctor are recorded here. Format follows
 (`MAJOR.MINOR.PATCH`, pre-1.0). `__version__` and `pyproject.toml` must match the git
 release tag (so the auto-updater, D18, can compare versions).
 
+## [0.27.1] - 2026-05-22
+### Changed
+- AI assistant: selecting **Ollama** now pre-fills the model field with **`qwen2.5:7b`** (a
+  strong 7B that fits an 8 GB GPU; our grounding makes a 7B sufficient). It won't overwrite a
+  model you've already entered, and you can change it freely.
+
 ## [0.27.0] - 2026-05-22
 ### Added
 - **AI assistant (M14, D24)** — optional, **strictly opt-in, never automatic**. Explains your

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "rigdoctor"
-version = "0.27.0"
+version = "0.27.1"
 description = "Modular hardware monitoring & crash diagnostics for Linux gamers."
 readme = "README.md"
 requires-python = ">=3.11"

src/rigdoctor/__init__.py

@@ -1,3 +1,3 @@
 """RigDoctor — modular hardware monitoring & crash diagnostics for Linux gamers."""
 
-__version__ = "0.27.0"
+__version__ = "0.27.1"

src/rigdoctor/core/ai.py

@@ -24,6 +24,9 @@ from . import ai_knowledge
 
 PROVIDERS = ("ollama", "claude")
 OLLAMA_DEFAULT_ENDPOINT = "http://localhost:11434"
+# Suggested Ollama model — strong instruction-following that fits an 8 GB GPU at Q4. Because we
+# ground the prompt with reference facts, a 7B model is sufficient here.
+OLLAMA_SUGGESTED_MODEL = "qwen2.5:7b"
 CLAUDE_ENDPOINT = "https://api.anthropic.com/v1/messages"
 CLAUDE_DEFAULT_MODEL = "claude-opus-4-7"
 CLAUDE_MAX_TOKENS = 2000

src/rigdoctor/gui/setup_page.py

@@ -27,7 +27,7 @@ from PySide6.QtWidgets import (
 )
 
 from .. import config
-from ..core import alerts, installer, service, sysenv, uninstall, updates
+from ..core import ai, alerts, installer, service, sysenv, uninstall, updates
 from .theme import GOOD, MUTED, WARN
 
 
@@ -188,7 +188,8 @@ class SetupPage(QWidget):
         ai_layout.addLayout(prov_row)
 
         self._ai_model = QLineEdit()
-        self._ai_model.setPlaceholderText("Model (e.g. llama3.1 for Ollama; blank = Claude default)")
+        self._ai_model.setPlaceholderText(
+            f"Model (e.g. {ai.OLLAMA_SUGGESTED_MODEL} for Ollama; blank = Claude default)")
         ai_layout.addWidget(self._ai_model)
         self._ai_endpoint = QLineEdit()
         self._ai_endpoint.setPlaceholderText("Ollama server URL (default http://localhost:11434)")
@@ -286,6 +287,8 @@ class SetupPage(QWidget):
         self._ai_endpoint.setVisible(prov == "ollama")
         self._ai_key.setVisible(prov == "claude")
         self._ai_test_btn.setEnabled(prov != "")
+        if prov == "ollama" and not self._ai_model.text().strip():
+            self._ai_model.setText(ai.OLLAMA_SUGGESTED_MODEL)  # suggested default; user can change
 
     def _save_ai(self) -> None:
         prov = self._ai_provider()