feat: Add include/exclude card lists feature with web UI, validation, fuzzy matching, and JSON persistence (ALLOW_MUST_HAVES=1)

config/card_lists/game_changers.json

@@ -1,68 +1 @@
-{
-  "cards": [
-    "Ad Nauseam",
-    "Ancient Tomb",
-    "Aura Shards",
-    "Bolas's Citadel",
-    "Braids, Cabal Minion",
-    "Chrome Mox",
-    "Coalition Victory",
-    "Consecrated Sphinx",
-    "Crop Rotation",
-    "Cyclonic Rift",
-    "Deflecting Swat",
-    "Demonic Tutor",
-    "Drannith Magistrate",
-    "Enlightened Tutor",
-    "Expropriate",
-    "Field of the Dead",
-    "Fierce Guardianship",
-    "Food Chain",
-    "Force of Will",
-    "Gaea's Cradle",
-    "Gamble",
-    "Gifts Ungiven",
-    "Glacial Chasm",
-    "Grand Arbiter Augustin IV",
-    "Grim Monolith",
-    "Humility",
-    "Imperial Seal",
-    "Intuition",
-    "Jeska's Will",
-    "Jin-Gitaxias, Core Augur",
-    "Kinnan, Bonder Prodigy",
-    "Lion's Eye Diamond",
-    "Mana Vault",
-    "Mishra's Workshop",
-    "Mox Diamond",
-    "Mystical Tutor",
-    "Narset, Parter of Veils",
-    "Natural Order",
-    "Necropotence",
-    "Notion Thief",
-    "Opposition Agent",
-    "Orcish Bowmasters",
-    "Panoptic Mirror",
-    "Rhystic Study",
-    "Seedborn Muse",
-    "Serra's Sanctum",
-    "Smothering Tithe",
-    "Survival of the Fittest",
-    "Sway of the Stars",
-    "Teferi's Protection",
-    "Tergrid, God of Fright",
-    "Tergrid, God of Fright // Tergrid's Lantern",
-    "Thassa's Oracle",
-    "The One Ring",
-    "The Tabernacle at Pendrell Vale",
-    "Underworld Breach",
-    "Urza, Lord High Artificer",
-    "Vampiric Tutor",
-    "Vorinclex, Voice of Hunger",
-    "Winota, Joiner of Forces",
-    "Worldly Tutor",
-    "Yuriko, the Tiger's Shadow"
-  ],
-  "list_version": "v1.0",
-  "generated_at": "2025-09-04"
-}
+{"source_url": "test", "generated_at": "now", "cards": []}