Docs: SpacetimeDB 2.0 migration guide

docs/docs/00200-core-concepts/00100-databases.md

@@ -98,7 +98,7 @@ See [`spacetime publish`](./00100-databases/00300-spacetime-publish.md) for deta
 
 When you republish to an existing database, SpacetimeDB attempts to automatically migrate the schema. For details on what changes are supported and migration strategies:
 
-- [1.x to 2.0 Upgrade Notes](./00100-databases/00500-migrations/00100-upgrade-notes-2-0.md) - Required reading before major-version upgrades.
+- [1.x to 2.0 Upgrade Notes](../00300-resources/00100-how-to/00600-migrating-to-2.0.md) - Required reading before major-version upgrades.
 - [Automatic Migrations](./00100-databases/00500-migrations/00200-automatic-migrations.md) - Learn which schema changes are safe, breaking, or forbidden.
 - [Incremental Migrations](./00100-databases/00500-migrations/00300-incremental-migrations.md) - Advanced pattern for complex schema changes.
 

docs/docs/00200-core-concepts/00100-databases/00300-spacetime-publish.md

@@ -88,7 +88,7 @@ spacetime publish --break-clients <DATABASE_NAME>
 
 ⚠️ **Warning:** This will break existing clients that haven't been updated to match your new schema.
 
-If this publish is a major upgrade from 1.x to 2.0, read [1.x to 2.0 Upgrade Notes](./00500-migrations/00100-upgrade-notes-2-0.md) first.
+If this publish is a major upgrade from 1.x to 2.0, read [1.x to 2.0 Upgrade Notes](../../00300-resources/00100-how-to/00600-migrating-to-2.0.md) first.
 
 #### Clearing Data
 

docs/docs/00200-core-concepts/00100-databases/00500-migrations/00200-automatic-migrations.md

@@ -11,7 +11,7 @@ The "schema" refers to the collection of tables, reducers, procedures, views, an
 :::
 
 :::warning
-If you are upgrading an existing 1.x database to 2.0, review [1.x to 2.0 Upgrade Notes](./00100-upgrade-notes-2-0.md) before publishing.
+If you are upgrading an existing 1.x database to 2.0, review [1.x to 2.0 Upgrade Notes](../../../00300-resources/00100-how-to/00600-migrating-to-2.0.md) before publishing.
 :::
 
 ## ✅ Safe Changes (Always Allowed)

docs/docs/00200-core-concepts/00600-clients/00700-typescript-reference.md

@@ -619,7 +619,7 @@ type Event<Reducer> =
   | { tag: 'SubscribeApplied' }
   | { tag: 'UnsubscribeApplied' }
   | { tag: 'Error'; value: Error }
-  | { tag: 'UnknownTransaction' };
+  | { tag: 'Transaction' };
 ```
 
 | Name                                                        | Description                                                                                                                             |
@@ -628,7 +628,7 @@ type Event<Reducer> =
 | [`SubscribeApplied` variant](#variant-subscribeapplied)     | A new subscription was applied to the client cache.                                                                                     |
 | [`UnsubscribeApplied` variant](#variant-unsubscribeapplied) | A previous subscription was removed from the client cache after a call to [`unsubscribe`](#method-unsubscribe).                         |
 | [`Error` variant](#variant-error)                           | A previous subscription was removed from the client cache due to an error.                                                              |
-| [`UnknownTransaction` variant](#variant-unknowntransaction) | A transaction ran in the remote database, but was not attributed to a known reducer.                                                    |
+| [`Transaction` variant](#variant-transaction)        | A transaction ran in the remote database, but was not attributed to a known reducer.                                                    |
 | [`ReducerEvent` type](#type-reducerevent)                   | Metadata about a reducer run. Contained in [`Event::Reducer`](#variant-reducer) and [`ReducerEventContext`](#type-reducereventcontext). |
 | [`UpdateStatus` type](#type-updatestatus)                   | Completion status of a reducer run.                                                                                                     |
 | [`Reducer` type](#type-reducer)                             | Module-specific generated enum with a variant for each reducer defined by the module.                                                   |
@@ -683,11 +683,11 @@ Event when a subscription ends unexpectedly due to an error.
 
 This event is passed to [row `onDelete` callbacks](#callback-ondelete) resulting from the subscription ending.
 
-#### Variant `UnknownTransaction`
+#### Variant `Transaction`
 
 ```typescript
 {
-  tag: 'UnknownTransaction';
+  tag: 'Transaction';
 }
 ```