Expand seller store functionality

packages/database/migrations/011_extension_link_requests.sql

@@ -0,0 +1,24 @@
+SET search_path TO atlas, public;
+
+-- A link request exists before it belongs to a workspace, so it cannot use the
+-- normal workspace RLS policy. Its UUID is high entropy and the final token
+-- exchange additionally requires the PKCE verifier stored with the request.
+CREATE TABLE extension_link_requests (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    client_id TEXT NOT NULL,
+    code_challenge TEXT NOT NULL,
+    workspace_id UUID REFERENCES workspaces(id) ON DELETE RESTRICT,
+    user_id UUID REFERENCES users(id) ON DELETE RESTRICT,
+    approved_at TIMESTAMPTZ,
+    consumed_at TIMESTAMPTZ,
+    expires_at TIMESTAMPTZ NOT NULL,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
+    CHECK (expires_at > created_at),
+    CHECK ((workspace_id IS NULL AND user_id IS NULL AND approved_at IS NULL) OR (workspace_id IS NOT NULL AND user_id IS NOT NULL AND approved_at IS NOT NULL))
+);
+
+CREATE INDEX ix_extension_link_requests_pending ON extension_link_requests (expires_at)
+    WHERE approved_at IS NULL AND consumed_at IS NULL;
+
+COMMENT ON TABLE extension_link_requests IS
+    'Short-lived browser-to-extension pairing requests. Access is protected by unguessable IDs and PKCE, not workspace RLS, because the request is created before Web-session approval.';

packages/database/migrations/012_remove_extension_link_requests.sql

@@ -0,0 +1,5 @@
+SET search_path TO atlas, public;
+
+-- The PKCE pairing prototype was replaced before release by the documented
+-- Web-login-state synchronization flow. Remove its unreferenced bootstrap table.
+DROP TABLE IF EXISTS extension_link_requests;

packages/database/migrations/013_collection_source_snapshot_refresh.sql

@@ -0,0 +1,14 @@
+SET search_path TO atlas, public;
+
+-- 同一来源商品重新采集时保留 collection_item / product 的稳定 ID，但使用新的
+-- 来源快照替换可再采集数据。素材任务携带快照版本，避免旧 Worker 任务回写旧素材。
+ALTER TABLE collection_items
+    ADD COLUMN source_snapshot_revision BIGINT NOT NULL DEFAULT 1
+    CHECK (source_snapshot_revision > 0);
+
+ALTER TABLE collection_asset_transfers
+    ADD COLUMN source_snapshot_revision BIGINT NOT NULL DEFAULT 1
+    CHECK (source_snapshot_revision > 0);
+
+CREATE INDEX ix_collection_asset_transfers_snapshot_queue
+    ON collection_asset_transfers (collection_item_id, source_snapshot_revision, status, created_at);