🎉 Initialize module repository

models/mvd_tcg_deck_line.py

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+"""OpenAI fields for MTG deck lines."""
+
+from odoo import fields, models
+
+
+class MvdTcgDeckLine(models.Model):
+    """Extend deck lines with persisted OpenAI role-analysis output."""
+
+    _inherit = "mvd.tcg.deck.line"
+
+    mtg_openai_role_rationale = fields.Text(
+        readonly=True,
+        copy=False,
+    )