CREATE TABLE "users" (    "id" INTEGER PRIMARY KEY AUTOINCREMENT,    "github_login" VARCHAR,    "admin" BOOLEAN,    "email_address" VARCHAR(255) DEFAULT NULL,    "name" TEXT,    "invite_code" VARCHAR(64),    "invite_count" INTEGER NOT NULL DEFAULT 0,    "inviter_id" INTEGER REFERENCES users (id),    "connected_once" BOOLEAN NOT NULL DEFAULT false,    "created_at" TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,    "metrics_id" TEXT,    "github_user_id" INTEGER NOT NULL,    "accepted_tos_at" TIMESTAMP WITHOUT TIME ZONE,    "github_user_created_at" TIMESTAMP WITHOUT TIME ZONE,    "custom_llm_monthly_allowance_in_cents" INTEGER);CREATE UNIQUE INDEX "index_users_github_login" ON "users" ("github_login");CREATE UNIQUE INDEX "index_invite_code_users" ON "users" ("invite_code");CREATE INDEX "index_users_on_email_address" ON "users" ("email_address");CREATE UNIQUE INDEX "index_users_on_github_user_id" ON "users" ("github_user_id"); CREATE TABLE "access_tokens" (    "id" INTEGER PRIMARY KEY AUTOINCREMENT,    "user_id" INTEGER REFERENCES users (id),    "impersonated_user_id" INTEGER REFERENCES users (id),    "hash" VARCHAR(128));CREATE INDEX "index_access_tokens_user_id" ON "access_tokens" ("user_id"); CREATE TABLE "contacts" (    "id" INTEGER PRIMARY KEY AUTOINCREMENT,    "user_id_a" INTEGER REFERENCES users (id) NOT NULL,    "user_id_b" INTEGER REFERENCES users (id) NOT NULL,    "a_to_b" BOOLEAN NOT NULL,    "should_notify" BOOLEAN NOT NULL,    "accepted" BOOLEAN NOT NULL);CREATE UNIQUE INDEX "index_contacts_user_ids" ON "contacts" ("user_id_a", "user_id_b");CREATE INDEX "index_contacts_user_id_b" ON "contacts" ("user_id_b"); CREATE TABLE "rooms" (    "id" INTEGER PRIMARY KEY AUTOINCREMENT,    "live_kit_room" VARCHAR NOT NULL,    "environment" VARCHAR,    "channel_id" INTEGER REFERENCES channels (id) ON DELETE CASCADE);CREATE UNIQUE INDEX "index_rooms_on_channel_id" ON "rooms" ("channel_id"); CREATE TABLE "projects" (    "id" INTEGER PRIMARY KEY AUTOINCREMENT,    "room_id" INTEGER REFERENCES rooms (id) ON DELETE CASCADE,    "host_user_id" INTEGER REFERENCES users (id),    "host_connection_id" INTEGER,    "host_connection_server_id" INTEGER REFERENCES servers (id) ON DELETE CASCADE,    "unregistered" BOOLEAN NOT NULL DEFAULT FALSE);CREATE INDEX "index_projects_on_host_connection_server_id" ON "projects" ("host_connection_server_id");CREATE INDEX "index_projects_on_host_connection_id_and_host_connection_server_id" ON "projects" ("host_connection_id", "host_connection_server_id"); CREATE TABLE "worktrees" (    "project_id" INTEGER NOT NULL REFERENCES projects (id) ON DELETE CASCADE,    "id" INTEGER NOT NULL,    "root_name" VARCHAR NOT NULL,    "abs_path" VARCHAR NOT NULL,    "visible" BOOL NOT NULL,    "scan_id" INTEGER NOT NULL,    "is_complete" BOOL NOT NULL DEFAULT FALSE,    "completed_scan_id" INTEGER NOT NULL,    PRIMARY KEY(project_id, id));CREATE INDEX "index_worktrees_on_project_id" ON "worktrees" ("project_id"); CREATE TABLE "worktree_entries" (    "project_id" INTEGER NOT NULL,    "worktree_id" INTEGER NOT NULL,    "scan_id" INTEGER NOT NULL,    "id" INTEGER NOT NULL,    "is_dir" BOOL NOT NULL,    "path" VARCHAR NOT NULL,    "canonical_path" TEXT,    "inode" INTEGER NOT NULL,    "mtime_seconds" INTEGER NOT NULL,    "mtime_nanos" INTEGER NOT NULL,    "is_external" BOOL NOT NULL,    "is_ignored" BOOL NOT NULL,    "is_deleted" BOOL NOT NULL,    "git_status" INTEGER,    "is_fifo" BOOL NOT NULL,    PRIMARY KEY(project_id, worktree_id, id),    FOREIGN KEY(project_id, worktree_id) REFERENCES worktrees (project_id, id) ON DELETE CASCADE);CREATE INDEX "index_worktree_entries_on_project_id" ON "worktree_entries" ("project_id");CREATE INDEX "index_worktree_entries_on_project_id_and_worktree_id" ON "worktree_entries" ("project_id", "worktree_id"); CREATE TABLE "worktree_repositories" (    "project_id" INTEGER NOT NULL,    "worktree_id" INTEGER NOT NULL,    "work_directory_id" INTEGER NOT NULL,    "branch" VARCHAR,    "scan_id" INTEGER NOT NULL,    "is_deleted" BOOL NOT NULL,    "current_merge_conflicts" VARCHAR,    "branch_summary" VARCHAR,    PRIMARY KEY(project_id, worktree_id, work_directory_id),    FOREIGN KEY(project_id, worktree_id) REFERENCES worktrees (project_id, id) ON DELETE CASCADE,    FOREIGN KEY(project_id, worktree_id, work_directory_id) REFERENCES worktree_entries (project_id, worktree_id, id) ON DELETE CASCADE);CREATE INDEX "index_worktree_repositories_on_project_id" ON "worktree_repositories" ("project_id");CREATE INDEX "index_worktree_repositories_on_project_id_and_worktree_id" ON "worktree_repositories" ("project_id", "worktree_id"); CREATE TABLE "worktree_repository_statuses" (    "project_id" INTEGER NOT NULL,    "worktree_id" INT8 NOT NULL,    "work_directory_id" INT8 NOT NULL,    "repo_path" VARCHAR NOT NULL,    "status" INT8 NOT NULL,    "status_kind" INT4 NOT NULL,    "first_status" INT4 NULL,    "second_status" INT4 NULL,    "scan_id" INT8 NOT NULL,    "is_deleted" BOOL NOT NULL,    PRIMARY KEY(project_id, worktree_id, work_directory_id, repo_path),    FOREIGN KEY(project_id, worktree_id) REFERENCES worktrees (project_id, id) ON DELETE CASCADE,    FOREIGN KEY(project_id, worktree_id, work_directory_id) REFERENCES worktree_entries (project_id, worktree_id, id) ON DELETE CASCADE);CREATE INDEX "index_wt_repos_statuses_on_project_id" ON "worktree_repository_statuses" ("project_id");CREATE INDEX "index_wt_repos_statuses_on_project_id_and_wt_id" ON "worktree_repository_statuses" ("project_id", "worktree_id");CREATE INDEX "index_wt_repos_statuses_on_project_id_and_wt_id_and_wd_id" ON "worktree_repository_statuses" ("project_id", "worktree_id", "work_directory_id"); CREATE TABLE "worktree_settings_files" (    "project_id" INTEGER NOT NULL,    "worktree_id" INTEGER NOT NULL,    "path" VARCHAR NOT NULL,    "content" TEXT,    "kind" VARCHAR,    PRIMARY KEY(project_id, worktree_id, path),    FOREIGN KEY(project_id, worktree_id) REFERENCES worktrees (project_id, id) ON DELETE CASCADE);CREATE INDEX "index_worktree_settings_files_on_project_id" ON "worktree_settings_files" ("project_id");CREATE INDEX "index_worktree_settings_files_on_project_id_and_worktree_id" ON "worktree_settings_files" ("project_id", "worktree_id"); CREATE TABLE "worktree_diagnostic_summaries" (    "project_id" INTEGER NOT NULL,    "worktree_id" INTEGER NOT NULL,    "path" VARCHAR NOT NULL,    "language_server_id" INTEGER NOT NULL,    "error_count" INTEGER NOT NULL,    "warning_count" INTEGER NOT NULL,    PRIMARY KEY(project_id, worktree_id, path),    FOREIGN KEY(project_id, worktree_id) REFERENCES worktrees (project_id, id) ON DELETE CASCADE);CREATE INDEX "index_worktree_diagnostic_summaries_on_project_id" ON "worktree_diagnostic_summaries" ("project_id");CREATE INDEX "index_worktree_diagnostic_summaries_on_project_id_and_worktree_id" ON "worktree_diagnostic_summaries" ("project_id", "worktree_id"); CREATE TABLE "language_servers" (    "id" INTEGER NOT NULL,    "project_id" INTEGER NOT NULL REFERENCES projects (id) ON DELETE CASCADE,    "name" VARCHAR NOT NULL,    PRIMARY KEY(project_id, id));CREATE INDEX "index_language_servers_on_project_id" ON "language_servers" ("project_id"); CREATE TABLE "project_collaborators" (    "id" INTEGER PRIMARY KEY AUTOINCREMENT,    "project_id" INTEGER NOT NULL REFERENCES projects (id) ON DELETE CASCADE,    "connection_id" INTEGER NOT NULL,    "connection_server_id" INTEGER NOT NULL REFERENCES servers (id) ON DELETE CASCADE,    "user_id" INTEGER NOT NULL,    "replica_id" INTEGER NOT NULL,    "is_host" BOOLEAN NOT NULL);CREATE INDEX "index_project_collaborators_on_project_id" ON "project_collaborators" ("project_id");CREATE UNIQUE INDEX "index_project_collaborators_on_project_id_and_replica_id" ON "project_collaborators" ("project_id", "replica_id");CREATE INDEX "index_project_collaborators_on_connection_server_id" ON "project_collaborators" ("connection_server_id");CREATE INDEX "index_project_collaborators_on_connection_id" ON "project_collaborators" ("connection_id");CREATE UNIQUE INDEX "index_project_collaborators_on_project_id_connection_id_and_server_id" ON "project_collaborators" ("project_id", "connection_id", "connection_server_id"); CREATE TABLE "room_participants" (    "id" INTEGER PRIMARY KEY AUTOINCREMENT,    "room_id" INTEGER NOT NULL REFERENCES rooms (id),    "user_id" INTEGER NOT NULL REFERENCES users (id),    "answering_connection_id" INTEGER,    "answering_connection_server_id" INTEGER REFERENCES servers (id) ON DELETE CASCADE,    "answering_connection_lost" BOOLEAN NOT NULL,    "location_kind" INTEGER,    "location_project_id" INTEGER,    "initial_project_id" INTEGER,    "calling_user_id" INTEGER NOT NULL REFERENCES users (id),    "calling_connection_id" INTEGER NOT NULL,    "calling_connection_server_id" INTEGER REFERENCES servers (id) ON DELETE SET NULL,    "participant_index" INTEGER,    "role" TEXT,    "in_call" BOOLEAN NOT NULL DEFAULT FALSE);CREATE UNIQUE INDEX "index_room_participants_on_user_id" ON "room_participants" ("user_id");CREATE INDEX "index_room_participants_on_room_id" ON "room_participants" ("room_id");CREATE INDEX "index_room_participants_on_answering_connection_server_id" ON "room_participants" ("answering_connection_server_id");CREATE INDEX "index_room_participants_on_calling_connection_server_id" ON "room_participants" ("calling_connection_server_id");CREATE INDEX "index_room_participants_on_answering_connection_id" ON "room_participants" ("answering_connection_id");CREATE UNIQUE INDEX "index_room_participants_on_answering_connection_id_and_answering_connection_server_id" ON "room_participants" ("answering_connection_id", "answering_connection_server_id"); CREATE TABLE "servers" (    "id" INTEGER PRIMARY KEY AUTOINCREMENT,    "environment" VARCHAR NOT NULL); CREATE TABLE "followers" (    "id" INTEGER PRIMARY KEY AUTOINCREMENT,    "room_id" INTEGER NOT NULL REFERENCES rooms (id) ON DELETE CASCADE,    "project_id" INTEGER NOT NULL REFERENCES projects (id) ON DELETE CASCADE,    "leader_connection_server_id" INTEGER NOT NULL REFERENCES servers (id) ON DELETE CASCADE,    "leader_connection_id" INTEGER NOT NULL,    "follower_connection_server_id" INTEGER NOT NULL REFERENCES servers (id) ON DELETE CASCADE,    "follower_connection_id" INTEGER NOT NULL);CREATE UNIQUE INDEX    "index_followers_on_project_id_and_leader_connection_server_id_and_leader_connection_id_and_follower_connection_server_id_and_follower_connection_id"ON "followers" ("project_id", "leader_connection_server_id", "leader_connection_id", "follower_connection_server_id", "follower_connection_id");CREATE INDEX "index_followers_on_room_id" ON "followers" ("room_id"); CREATE TABLE "channels" (    "id" INTEGER PRIMARY KEY AUTOINCREMENT,    "name" VARCHAR NOT NULL,    "created_at" TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,    "visibility" VARCHAR NOT NULL,    "parent_path" TEXT NOT NULL,    "requires_zed_cla" BOOLEAN NOT NULL DEFAULT FALSE); CREATE INDEX "index_channels_on_parent_path" ON "channels" ("parent_path"); CREATE TABLE IF NOT EXISTS "channel_chat_participants" (    "id" INTEGER PRIMARY KEY AUTOINCREMENT,    "user_id" INTEGER NOT NULL REFERENCES users (id),    "channel_id" INTEGER NOT NULL REFERENCES channels (id) ON DELETE CASCADE,    "connection_id" INTEGER NOT NULL,    "connection_server_id" INTEGER NOT NULL REFERENCES servers (id) ON DELETE CASCADE);CREATE INDEX "index_channel_chat_participants_on_channel_id" ON "channel_chat_participants" ("channel_id"); CREATE TABLE IF NOT EXISTS "channel_messages" (    "id" INTEGER PRIMARY KEY AUTOINCREMENT,    "channel_id" INTEGER NOT NULL REFERENCES channels (id) ON DELETE CASCADE,    "sender_id" INTEGER NOT NULL REFERENCES users (id),    "body" TEXT NOT NULL,    "sent_at" TIMESTAMP,    "edited_at" TIMESTAMP,    "nonce" BLOB NOT NULL,    "reply_to_message_id" INTEGER DEFAULT NULL);CREATE INDEX "index_channel_messages_on_channel_id" ON "channel_messages" ("channel_id");CREATE UNIQUE INDEX "index_channel_messages_on_sender_id_nonce" ON "channel_messages" ("sender_id", "nonce"); CREATE TABLE "channel_message_mentions" (    "message_id" INTEGER NOT NULL REFERENCES channel_messages (id) ON DELETE CASCADE,    "start_offset" INTEGER NOT NULL,    "end_offset" INTEGER NOT NULL,    "user_id" INTEGER NOT NULL REFERENCES users (id) ON DELETE CASCADE,    PRIMARY KEY(message_id, start_offset)); CREATE TABLE "channel_members" (    "id" INTEGER PRIMARY KEY AUTOINCREMENT,    "channel_id" INTEGER NOT NULL REFERENCES channels (id) ON DELETE CASCADE,    "user_id" INTEGER NOT NULL REFERENCES users (id) ON DELETE CASCADE,    "role" VARCHAR NOT NULL,    "accepted" BOOLEAN NOT NULL DEFAULT false,    "updated_at" TIMESTAMP NOT NULL DEFAULT now); CREATE UNIQUE INDEX "index_channel_members_on_channel_id_and_user_id" ON "channel_members" ("channel_id", "user_id"); CREATE TABLE "buffers" (    "id" INTEGER PRIMARY KEY AUTOINCREMENT,    "channel_id" INTEGER NOT NULL REFERENCES channels (id) ON DELETE CASCADE,    "epoch" INTEGER NOT NULL DEFAULT 0,    "latest_operation_epoch" INTEGER,    "latest_operation_replica_id" INTEGER,    "latest_operation_lamport_timestamp" INTEGER); CREATE INDEX "index_buffers_on_channel_id" ON "buffers" ("channel_id"); CREATE TABLE "buffer_operations" (    "buffer_id" INTEGER NOT NULL REFERENCES buffers (id) ON DELETE CASCADE,    "epoch" INTEGER NOT NULL,    "replica_id" INTEGER NOT NULL,    "lamport_timestamp" INTEGER NOT NULL,    "value" BLOB NOT NULL,    PRIMARY KEY(buffer_id, epoch, lamport_timestamp, replica_id)); CREATE TABLE "buffer_snapshots" (    "buffer_id" INTEGER NOT NULL REFERENCES buffers (id) ON DELETE CASCADE,    "epoch" INTEGER NOT NULL,    "text" TEXT NOT NULL,    "operation_serialization_version" INTEGER NOT NULL,    PRIMARY KEY(buffer_id, epoch)); CREATE TABLE "channel_buffer_collaborators" (    "id" INTEGER PRIMARY KEY AUTOINCREMENT,    "channel_id" INTEGER NOT NULL REFERENCES channels (id) ON DELETE CASCADE,    "connection_id" INTEGER NOT NULL,    "connection_server_id" INTEGER NOT NULL REFERENCES servers (id) ON DELETE CASCADE,    "connection_lost" BOOLEAN NOT NULL DEFAULT false,    "user_id" INTEGER NOT NULL REFERENCES users (id) ON DELETE CASCADE,    "replica_id" INTEGER NOT NULL); CREATE INDEX "index_channel_buffer_collaborators_on_channel_id" ON "channel_buffer_collaborators" ("channel_id");CREATE UNIQUE INDEX "index_channel_buffer_collaborators_on_channel_id_and_replica_id" ON "channel_buffer_collaborators" ("channel_id", "replica_id");CREATE INDEX "index_channel_buffer_collaborators_on_connection_server_id" ON "channel_buffer_collaborators" ("connection_server_id");CREATE INDEX "index_channel_buffer_collaborators_on_connection_id" ON "channel_buffer_collaborators" ("connection_id");CREATE UNIQUE INDEX "index_channel_buffer_collaborators_on_channel_id_connection_id_and_server_id" ON "channel_buffer_collaborators" ("channel_id", "connection_id", "connection_server_id");  CREATE TABLE "feature_flags" (    "id" INTEGER PRIMARY KEY AUTOINCREMENT,    "flag" TEXT NOT NULL UNIQUE,    "enabled_for_all" BOOLEAN NOT NULL DEFAULT false); CREATE INDEX "index_feature_flags" ON "feature_flags" ("id");  CREATE TABLE "user_features" (    "user_id" INTEGER NOT NULL REFERENCES users (id) ON DELETE CASCADE,    "feature_id" INTEGER NOT NULL REFERENCES feature_flags (id) ON DELETE CASCADE,    PRIMARY KEY (user_id, feature_id)); CREATE UNIQUE INDEX "index_user_features_user_id_and_feature_id" ON "user_features" ("user_id", "feature_id");CREATE INDEX "index_user_features_on_user_id" ON "user_features" ("user_id");CREATE INDEX "index_user_features_on_feature_id" ON "user_features" ("feature_id");  CREATE TABLE "observed_buffer_edits" (    "user_id" INTEGER NOT NULL REFERENCES users (id) ON DELETE CASCADE,    "buffer_id" INTEGER NOT NULL REFERENCES buffers (id) ON DELETE CASCADE,    "epoch" INTEGER NOT NULL,    "lamport_timestamp" INTEGER NOT NULL,    "replica_id" INTEGER NOT NULL,    PRIMARY KEY (user_id, buffer_id)); CREATE UNIQUE INDEX "index_observed_buffers_user_and_buffer_id" ON "observed_buffer_edits" ("user_id", "buffer_id"); CREATE TABLE IF NOT EXISTS "observed_channel_messages" (    "user_id" INTEGER NOT NULL REFERENCES users (id) ON DELETE CASCADE,    "channel_id" INTEGER NOT NULL REFERENCES channels (id) ON DELETE CASCADE,    "channel_message_id" INTEGER NOT NULL,    PRIMARY KEY (user_id, channel_id)); CREATE UNIQUE INDEX "index_observed_channel_messages_user_and_channel_id" ON "observed_channel_messages" ("user_id", "channel_id"); CREATE TABLE "notification_kinds" (    "id" INTEGER PRIMARY KEY AUTOINCREMENT,    "name" VARCHAR NOT NULL); CREATE UNIQUE INDEX "index_notification_kinds_on_name" ON "notification_kinds" ("name"); CREATE TABLE "notifications" (    "id" INTEGER PRIMARY KEY AUTOINCREMENT,    "created_at" TIMESTAMP NOT NULL default CURRENT_TIMESTAMP,    "recipient_id" INTEGER NOT NULL REFERENCES users (id) ON DELETE CASCADE,    "kind" INTEGER NOT NULL REFERENCES notification_kinds (id),    "entity_id" INTEGER,    "content" TEXT,    "is_read" BOOLEAN NOT NULL DEFAULT FALSE,    "response" BOOLEAN); CREATE INDEX    "index_notifications_on_recipient_id_is_read_kind_entity_id"    ON "notifications"    ("recipient_id", "is_read", "kind", "entity_id"); CREATE TABLE contributors (    user_id INTEGER REFERENCES users(id),    signed_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,    PRIMARY KEY (user_id)); CREATE TABLE extensions (    id INTEGER PRIMARY KEY AUTOINCREMENT,    external_id TEXT NOT NULL,    name TEXT NOT NULL,    latest_version TEXT NOT NULL,    total_download_count INTEGER NOT NULL DEFAULT 0); CREATE TABLE extension_versions (    extension_id INTEGER REFERENCES extensions(id),    version TEXT NOT NULL,    published_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,    authors TEXT NOT NULL,    repository TEXT NOT NULL,    description TEXT NOT NULL,    schema_version INTEGER NOT NULL DEFAULT 0,    wasm_api_version TEXT,    download_count INTEGER NOT NULL DEFAULT 0,    provides_themes BOOLEAN NOT NULL DEFAULT FALSE,    provides_icon_themes BOOLEAN NOT NULL DEFAULT FALSE,    provides_languages BOOLEAN NOT NULL DEFAULT FALSE,    provides_grammars BOOLEAN NOT NULL DEFAULT FALSE,    provides_language_servers BOOLEAN NOT NULL DEFAULT FALSE,    provides_context_servers BOOLEAN NOT NULL DEFAULT FALSE,    provides_slash_commands BOOLEAN NOT NULL DEFAULT FALSE,    provides_indexed_docs_providers BOOLEAN NOT NULL DEFAULT FALSE,    provides_snippets BOOLEAN NOT NULL DEFAULT FALSE,    PRIMARY KEY (extension_id, version)); CREATE UNIQUE INDEX "index_extensions_external_id" ON "extensions" ("external_id");CREATE INDEX "index_extensions_total_download_count" ON "extensions" ("total_download_count"); CREATE TABLE rate_buckets (    user_id INT NOT NULL,    rate_limit_name VARCHAR(255) NOT NULL,    token_count INT NOT NULL,    last_refill TIMESTAMP WITHOUT TIME ZONE NOT NULL,    PRIMARY KEY (user_id, rate_limit_name),    FOREIGN KEY (user_id) REFERENCES users(id));CREATE INDEX idx_user_id_rate_limit ON rate_buckets (user_id, rate_limit_name); CREATE TABLE IF NOT EXISTS billing_preferences (    id INTEGER PRIMARY KEY AUTOINCREMENT,    created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,    user_id INTEGER NOT NULL REFERENCES users(id),    max_monthly_llm_usage_spending_in_cents INTEGER NOT NULL); CREATE UNIQUE INDEX "uix_billing_preferences_on_user_id" ON billing_preferences (user_id); CREATE TABLE IF NOT EXISTS billing_customers (    id INTEGER PRIMARY KEY AUTOINCREMENT,    created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,    user_id INTEGER NOT NULL REFERENCES users(id),    has_overdue_invoices BOOLEAN NOT NULL DEFAULT FALSE,    stripe_customer_id TEXT NOT NULL); CREATE UNIQUE INDEX "uix_billing_customers_on_user_id" ON billing_customers (user_id);CREATE UNIQUE INDEX "uix_billing_customers_on_stripe_customer_id" ON billing_customers (stripe_customer_id); CREATE TABLE IF NOT EXISTS billing_subscriptions (    id INTEGER PRIMARY KEY AUTOINCREMENT,    created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,    billing_customer_id INTEGER NOT NULL REFERENCES billing_customers(id),    stripe_subscription_id TEXT NOT NULL,    stripe_subscription_status TEXT NOT NULL,    stripe_cancel_at TIMESTAMP,    stripe_cancellation_reason TEXT); CREATE INDEX "ix_billing_subscriptions_on_billing_customer_id" ON billing_subscriptions (billing_customer_id);CREATE UNIQUE INDEX "uix_billing_subscriptions_on_stripe_subscription_id" ON billing_subscriptions (stripe_subscription_id); CREATE TABLE IF NOT EXISTS processed_stripe_events (    stripe_event_id TEXT PRIMARY KEY,    stripe_event_type TEXT NOT NULL,    stripe_event_created_timestamp INTEGER NOT NULL,    processed_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP); CREATE INDEX "ix_processed_stripe_events_on_stripe_event_created_timestamp" ON processed_stripe_events (stripe_event_created_timestamp);