drop @atproto/api from the dependency tree

The last references were stale comments; the package itself leaves
package.json, webpack's transpile list, and 102 packages from the lockfile.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

src/state/messages/convo/agent.ts

@@ -1187,8 +1187,8 @@ export class Convo {
   }
 
   /*
-   * The lex client throws `XrpcResponseError`, not `@atproto/api`'s
-   * `XRPCError`, so the status/message branch narrows on the lex class. Only
+   * The lex client throws `XrpcResponseError`, so the status/message branch
+   * narrows on that class. Only
    * a genuine server response carries a status: transport and internal lex
    * failures are `XrpcInternalError`s and fall through to the generic arm,
    * where `isNetworkError` keeps them out of the logs.

src/state/queries/bookmarks/useBookmarksQuery.ts

@@ -72,9 +72,9 @@ export async function optimisticallySaveBookmark(
           if (index === 0) {
             post.$type = 'app.bsky.feed.defs#postView'
             /*
-             * The optimistic entry is synthesized from an `@atproto/api`
-             * `PostView`, whose string fields are unbranded, so it is asserted
-             * to the vendored view type the query data is now keyed on.
+             * The optimistic entry is synthesized with unbranded string
+             * fields, so it is asserted to the generated view type the query
+             * data is keyed on.
              */
             const bookmark = {
               createdAt: new Date().toISOString(),

src/state/queries/post.ts

@@ -45,8 +45,7 @@ export function usePostQuery(uri: string | undefined) {
  * Read one post by AT-URI, resolving a handle authority first when the URI
  * carries one.
  *
- * The appview still answers with `@atproto/api`-shaped views for the callers of
- * these hooks, so the generated view is asserted across at this single
+ * The appview response is asserted to the generated view at this single
  * boundary rather than at every consumer.
  */
 async function fetchPost(

src/state/queries/search-posts-params.ts

@@ -287,7 +287,7 @@ export function buildSearchPostsV2Filters(
 }
 
 /**
- * Consistent with timestamp parsing in @atproto/api. Only the date is used; the
+ * Only the date is used; the
  * time is appended here since the lexicon expects a datetime value.
  */
 const parseTimestamp = (value: string | undefined): string | undefined => {