feat(*): Migrate from MongoDB to unified Supabase PostgreSQL architecture

supabase/migrations/20250126000002_create_pokemon_schema.sql

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+-- Migration: Create PostgreSQL schema for Pokemon data
+-- This replaces the MongoDB collections with proper PostgreSQL tables
+
+-- Note: Using individual columns instead of composite types for simplicity
+
+-- Pokemon entries table (replaces pokedexentries MongoDB collection)
+CREATE TABLE pokedex_entries (
+  id BIGSERIAL PRIMARY KEY,
+  pokedex_number INTEGER NOT NULL,
+  pokemon TEXT NOT NULL,
+  form TEXT,
+  can_gigantamax BOOLEAN DEFAULT FALSE,
+  region_to_catch_in TEXT,
+  games_to_catch_in TEXT[], -- Array of games
+  region_to_evolve_in TEXT,
+  evolution_information TEXT,
+  catch_information TEXT[], -- Array of catch info
+  
+  -- Box placement for forms view
+  box_placement_forms_box INTEGER,
+  box_placement_forms_row INTEGER,
+  box_placement_forms_column INTEGER,
+  
+  -- Box placement for no-forms view
+  box_placement_box INTEGER,
+  box_placement_row INTEGER,
+  box_placement_column INTEGER,
+  
+  created_at TIMESTAMPTZ DEFAULT NOW(),
+  updated_at TIMESTAMPTZ DEFAULT NOW()
+);
+
+-- Catch records table (replaces catchrecords MongoDB collection)
+CREATE TABLE catch_records (
+  id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+  user_id UUID NOT NULL REFERENCES auth.users(id) ON DELETE CASCADE,
+  pokedex_entry_id BIGINT NOT NULL REFERENCES pokedex_entries(id) ON DELETE CASCADE,
+  
+  -- Catch status fields
+  have_to_evolve BOOLEAN DEFAULT FALSE,
+  caught BOOLEAN DEFAULT FALSE,
+  in_home BOOLEAN DEFAULT FALSE,
+  has_gigantamaxed BOOLEAN DEFAULT FALSE,
+  personal_notes TEXT,
+  
+  created_at TIMESTAMPTZ DEFAULT NOW(),
+  updated_at TIMESTAMPTZ DEFAULT NOW(),
+  
+  -- Ensure one record per user per pokemon entry
+  UNIQUE(user_id, pokedex_entry_id)
+);
+
+-- Region/Game mappings table (replaces regiongamemappings MongoDB collection)
+CREATE TABLE region_game_mappings (
+  id BIGSERIAL PRIMARY KEY,
+  region TEXT NOT NULL,
+  games TEXT[] NOT NULL,
+  created_at TIMESTAMPTZ DEFAULT NOW()
+);
+
+-- Pokedex metadata table (replaces pokedexmetadata MongoDB collection)
+CREATE TABLE pokedex_metadata (
+  id BIGSERIAL PRIMARY KEY,
+  key TEXT UNIQUE NOT NULL,
+  value JSONB NOT NULL,
+  created_at TIMESTAMPTZ DEFAULT NOW(),
+  updated_at TIMESTAMPTZ DEFAULT NOW()
+);
+
+-- Enable Row Level Security (RLS) for user data isolation
+ALTER TABLE catch_records ENABLE ROW LEVEL SECURITY;
+
+-- RLS Policy: Users can only access their own catch records
+CREATE POLICY "Users can only access their own catch records" 
+ON catch_records FOR ALL 
+USING (auth.uid() = user_id)
+WITH CHECK (auth.uid() = user_id);
+
+-- Create indexes for better performance
+CREATE INDEX idx_pokedex_entries_pokedex_number ON pokedex_entries(pokedex_number);
+CREATE INDEX idx_pokedex_entries_pokemon ON pokedex_entries(pokemon);
+CREATE INDEX idx_pokedex_entries_box_placement_forms ON pokedex_entries(box_placement_forms_box, box_placement_forms_row, box_placement_forms_column);
+CREATE INDEX idx_pokedex_entries_box_placement ON pokedex_entries(box_placement_box, box_placement_row, box_placement_column);
+
+CREATE INDEX idx_catch_records_user_id ON catch_records(user_id);
+CREATE INDEX idx_catch_records_pokedex_entry_id ON catch_records(pokedex_entry_id);
+CREATE INDEX idx_catch_records_caught ON catch_records(caught);
+CREATE INDEX idx_catch_records_in_home ON catch_records(in_home);
+
+-- Create updated_at trigger function
+CREATE OR REPLACE FUNCTION update_updated_at_column()
+RETURNS TRIGGER AS $$
+BEGIN
+  NEW.updated_at = NOW();
+  RETURN NEW;
+END;
+$$ language 'plpgsql';
+
+-- Add updated_at triggers
+CREATE TRIGGER update_pokedex_entries_updated_at BEFORE UPDATE ON pokedex_entries 
+  FOR EACH ROW EXECUTE FUNCTION update_updated_at_column();
+
+CREATE TRIGGER update_catch_records_updated_at BEFORE UPDATE ON catch_records 
+  FOR EACH ROW EXECUTE FUNCTION update_updated_at_column();
+
+CREATE TRIGGER update_pokedex_metadata_updated_at BEFORE UPDATE ON pokedex_metadata 
+  FOR EACH ROW EXECUTE FUNCTION update_updated_at_column();