very general setup with custom profiles

server/migrations/20250301152039_create_table_definitions.sql

@@ -0,0 +1,21 @@
+-- Add migration script here
+CREATE TABLE table_definitions (
+    id BIGSERIAL PRIMARY KEY,
+    deleted BOOLEAN NOT NULL DEFAULT FALSE,
+    table_name TEXT NOT NULL UNIQUE,
+    columns JSONB NOT NULL,
+    indexes JSONB NOT NULL,
+    created_at TIMESTAMPTZ DEFAULT CURRENT_TIMESTAMP,
+    profile_id BIGINT NOT NULL REFERENCES profiles(id) DEFAULT 1,
+    linked_table_id BIGINT REFERENCES table_definitions(id)
+);
+
+-- Create composite unique index for profile+table combination
+CREATE UNIQUE INDEX idx_table_definitions_profile_table
+    ON table_definitions (profile_id, table_name);
+
+-- Add self-referential foreign key constraint
+ALTER TABLE table_definitions
+    ADD CONSTRAINT fk_linked_table
+    FOREIGN KEY (linked_table_id)
+    REFERENCES table_definitions(id);