Reuse the runtime helper in Astro init

Use the shared package-manager-to-runtime helper in the Astro
initializer instead of duplicating the runtime mapping inline.

This keeps the template selection logic aligned with the existing
utility used elsewhere in the init package.

Assisted-by: OpenCode:gpt-5.4

Author: dahlia

packages/init/src/webframeworks/astro.ts

@@ -2,73 +2,75 @@ import { PACKAGE_MANAGER } from "../const.ts";
 import { PACKAGE_VERSION, readTemplate } from "../lib.ts";
 import type { PackageManager, WebFrameworkDescription } from "../types.ts";
 import { defaultDenoDependencies, defaultDevDependencies } from "./const.ts";
-import { getInstruction } from "./utils.ts";
+import { getInstruction, packageManagerToRuntime } from "./utils.ts";
 
 const astroDescription: WebFrameworkDescription = {
   label: "Astro",
   packageManagers: PACKAGE_MANAGER,
   defaultPort: 4321,
-  init: async ({ packageManager: pm }) => ({
-    command: Array.from(getAstroInitCommand(pm)),
-    dependencies: pm === "deno"
-      ? {
-        ...defaultDenoDependencies,
-        "@deno/astro-adapter": "npm:@deno/astro-adapter@^0.3.2",
-        "@fedify/astro": PACKAGE_VERSION,
-      }
-      : pm === "bun"
-      ? {
-        "@fedify/astro": PACKAGE_VERSION,
-        "@nurodev/astro-bun": "^2.1.2",
-      }
-      : {
-        "@astrojs/node": "^9.5.4",
-        "@fedify/astro": PACKAGE_VERSION,
-      },
-    devDependencies: {
-      ...defaultDevDependencies,
-      ...(pm !== "deno"
-        ? { typescript: "^5.9.3", "@types/node": "^22.17.0" }
-        : {}),
-    },
-    federationFile: "src/federation.ts",
-    loggingFile: "src/logging.ts",
-    files: {
-      [`astro.config.ts`]: await readTemplate(
-        `astro/astro.config.${
-          pm === "deno" ? "deno" : pm === "bun" ? "bun" : "node"
-        }.ts`,
-      ),
-      "src/middleware.ts": await readTemplate("astro/src/middleware.ts"),
-      ...(pm !== "deno"
-        ? {
-          "eslint.config.ts": await readTemplate("defaults/eslint.config.ts"),
-        }
-        : {}),
-    },
-    compilerOptions: undefined,
-    tasks: {
-      ...(pm === "deno"
+  init: async ({ packageManager: pm }) => {
+    const runtime = packageManagerToRuntime(pm);
+
+    return ({
+      command: Array.from(getAstroInitCommand(pm)),
+      dependencies: pm === "deno"
         ? {
-          dev: "deno run -A npm:astro dev",
-          build: "deno run -A npm:astro build",
-          preview: "deno run -A npm:astro preview",
+          ...defaultDenoDependencies,
+          "@deno/astro-adapter": "npm:@deno/astro-adapter@^0.3.2",
+          "@fedify/astro": PACKAGE_VERSION,
         }
         : pm === "bun"
         ? {
-          dev: "bunx astro dev",
-          build: "bunx astro build",
-          preview: "bun ./dist/server/entry.mjs",
+          "@fedify/astro": PACKAGE_VERSION,
+          "@nurodev/astro-bun": "^2.1.2",
         }
         : {
-          dev: "astro dev",
-          build: "astro build",
-          preview: "astro preview",
-        }),
-      ...(pm !== "deno" ? { lint: "eslint ." } : {}),
-    },
-    instruction: getInstruction(pm, 4321),
-  }),
+          "@astrojs/node": "^9.5.4",
+          "@fedify/astro": PACKAGE_VERSION,
+        },
+      devDependencies: {
+        ...defaultDevDependencies,
+        ...(pm !== "deno"
+          ? { typescript: "^5.9.3", "@types/node": "^22.17.0" }
+          : {}),
+      },
+      federationFile: "src/federation.ts",
+      loggingFile: "src/logging.ts",
+      files: {
+        [`astro.config.ts`]: await readTemplate(
+          `astro/astro.config.${runtime}.ts`,
+        ),
+        "src/middleware.ts": await readTemplate("astro/src/middleware.ts"),
+        ...(pm !== "deno"
+          ? {
+            "eslint.config.ts": await readTemplate("defaults/eslint.config.ts"),
+          }
+          : {}),
+      },
+      compilerOptions: undefined,
+      tasks: {
+        ...(pm === "deno"
+          ? {
+            dev: "deno run -A npm:astro dev",
+            build: "deno run -A npm:astro build",
+            preview: "deno run -A npm:astro preview",
+          }
+          : pm === "bun"
+          ? {
+            dev: "bunx astro dev",
+            build: "bunx astro build",
+            preview: "bun ./dist/server/entry.mjs",
+          }
+          : {
+            dev: "astro dev",
+            build: "astro build",
+            preview: "astro preview",
+          }),
+        ...(pm !== "deno" ? { lint: "eslint ." } : {}),
+      },
+      instruction: getInstruction(pm, 4321),
+    });
+  },
 };
 
 export default astroDescription;