Initial commit

apps/supabase/migrations/20231227000009_chat_updates.sql

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+-- Add read_at column
+ALTER TABLE public.messages ADD COLUMN IF NOT EXISTS read_at TIMESTAMPTZ;
+
+-- Allow users to update read_at for messages where they are NOT the sender
+CREATE POLICY "Users can mark messages as read"
+    ON public.messages
+    FOR UPDATE
+    USING (
+        auth.uid() != user_id AND
+        EXISTS (
+            SELECT 1 FROM public.matches m
+            WHERE m.id = messages.match_id
+            AND m.couple_id IN (
+                SELECT couple_id FROM public.profiles
+                WHERE id = auth.uid()
+            )
+        )
+    )
+    WITH CHECK (
+        auth.uid() != user_id
+    );