Remove deprecated shopify app generate schema command

The `shopify app generate schema` command was a hidden alias deprecated in
favor of `shopify app function schema`. This change removes the command class
and unregisters it from the CLI command map.

Author: alfonso-noriega

.changeset/remove-app-generate-schema-command.md

@@ -0,0 +1,5 @@
+---
+'@shopify/app': major
+---
+
+Remove the deprecated `shopify app generate schema` command. Use `shopify app function schema` instead.

packages/app/src/cli/commands/app/generate/schema.ts

@@ -19,7 +19,6 @@ import FunctionRun from './commands/app/function/run.js'
 import FetchSchema from './commands/app/function/schema.js'
 import FunctionTypegen from './commands/app/function/typegen.js'
 import AppGenerateExtension from './commands/app/generate/extension.js'
-import GenerateSchema from './commands/app/generate/schema.js'
 import ImportExtensions from './commands/app/import-extensions.js'
 import AppInfo from './commands/app/info.js'
 import Init from './commands/app/init.js'
@@ -65,7 +64,6 @@ export const commands: {[key: string]: typeof AppLinkedCommand | typeof AppUnlin
   'app:env:show': EnvShow,
   'app:execute': Execute,
   'app:bulk:execute': BulkExecute,
-  'app:generate:schema': GenerateSchema,
   'app:function:build': FunctionBuild,
   'app:function:replay': FunctionReplay,
   'app:function:run': FunctionRun,

packages/app/src/cli/index.ts

@@ -2143,93 +2143,6 @@
       "strict": true,
       "summary": "Generate a new app Extension."
     },
-    "app:generate:schema": {
-      "aliases": [
-      ],
-      "args": {
-      },
-      "customPluginName": "@shopify/app",
-      "description": "\"DEPRECATED, use `app function schema`] Generates the latest [GraphQL schema\" (https://shopify.dev/docs/apps/functions/input-output#graphql-schema) for a function in your app. Run this command from the function directory.\n\n  This command uses the API type and version of your function, as defined in your extension TOML file, to generate the latest GraphQL schema. The schema is written to the `schema.graphql` file.",
-      "descriptionWithMarkdown": "[DEPRECATED, use `app function schema`] Generates the latest [GraphQL schema](https://shopify.dev/docs/apps/functions/input-output#graphql-schema) for a function in your app. Run this command from the function directory.\n\n  This command uses the API type and version of your function, as defined in your extension TOML file, to generate the latest GraphQL schema. The schema is written to the `schema.graphql` file.",
-      "flags": {
-        "client-id": {
-          "description": "The Client ID of your app.",
-          "env": "SHOPIFY_FLAG_CLIENT_ID",
-          "exclusive": [
-            "config"
-          ],
-          "hasDynamicHelp": false,
-          "hidden": false,
-          "multiple": false,
-          "name": "client-id",
-          "type": "option"
-        },
-        "config": {
-          "char": "c",
-          "description": "The name of the app configuration.",
-          "env": "SHOPIFY_FLAG_APP_CONFIG",
-          "hasDynamicHelp": false,
-          "hidden": false,
-          "multiple": false,
-          "name": "config",
-          "type": "option"
-        },
-        "no-color": {
-          "allowNo": false,
-          "description": "Disable color output.",
-          "env": "SHOPIFY_FLAG_NO_COLOR",
-          "hidden": false,
-          "name": "no-color",
-          "type": "boolean"
-        },
-        "path": {
-          "description": "The path to your function directory.",
-          "env": "SHOPIFY_FLAG_PATH",
-          "hasDynamicHelp": false,
-          "hidden": false,
-          "multiple": false,
-          "name": "path",
-          "noCacheDefault": true,
-          "type": "option"
-        },
-        "reset": {
-          "allowNo": false,
-          "description": "Reset all your settings.",
-          "env": "SHOPIFY_FLAG_RESET",
-          "exclusive": [
-            "config"
-          ],
-          "hidden": false,
-          "name": "reset",
-          "type": "boolean"
-        },
-        "stdout": {
-          "allowNo": false,
-          "description": "Output the schema to stdout instead of writing to a file.",
-          "env": "SHOPIFY_FLAG_STDOUT",
-          "name": "stdout",
-          "required": false,
-          "type": "boolean"
-        },
-        "verbose": {
-          "allowNo": false,
-          "description": "Increase the verbosity of the output.",
-          "env": "SHOPIFY_FLAG_VERBOSE",
-          "hidden": false,
-          "name": "verbose",
-          "type": "boolean"
-        }
-      },
-      "hasDynamicHelp": false,
-      "hidden": true,
-      "hiddenAliases": [
-      ],
-      "id": "app:generate:schema",
-      "pluginAlias": "@shopify/cli",
-      "pluginName": "@shopify/cli",
-      "pluginType": "core",
-      "summary": "Fetch the latest GraphQL schema for a function."
-    },
     "app:import-custom-data-definitions": {
       "aliases": [
       ],