feat(editor): complete the apis block and drop the removed snippets

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

editors/vscode/src/completion.js

@@ -306,6 +306,54 @@ const BLOCK_COMPLETIONS = [
       "}",
     ].join("\n"),
   },
+  {
+    label: "apis",
+    detail: "Page-level API call declarations block",
+    documentation:
+      "Declare the API calls available to this page as named entries, each callable via api.<name>() from functions and the `api=` view binding.",
+    snippet: [
+      "apis {",
+      "    ${1:searchUsers} ${2|GET,POST,PUT,PATCH,DELETE|} ${3:/api/users} {",
+      "        request {",
+      "            body {",
+      "                ${4:name}?: ${5:string}",
+      "            }",
+      "        }",
+      "",
+      "        response {",
+      "            return ${6:data}",
+      "        }",
+      "",
+      "        error {",
+      "            return ${7:null}",
+      "        }",
+      "    }",
+      "}",
+    ].join("\n"),
+  },
+  {
+    label: "apis entry",
+    detail: "Single API call declaration",
+    documentation:
+      "Declare a single named API call inside an apis { } block: <name> <METHOD> <path> { request/response/error }.",
+    snippet: [
+      "${1:searchUsers} ${2|GET,POST,PUT,PATCH,DELETE|} ${3:/api/users} {",
+      "    request {",
+      "        body {",
+      "            ${4:name}?: ${5:string}",
+      "        }",
+      "    }",
+      "",
+      "    response {",
+      "        return ${6:data}",
+      "    }",
+      "",
+      "    error {",
+      "        return ${7:null}",
+      "    }",
+      "}",
+    ].join("\n"),
+  },
   {
     label: "persist",
     detail: "Include-only store persistence",