Fix astro check errors on strict typescript, issue #293

src/pages/[...blog]/[...page].astro

@@ -1,4 +1,6 @@
 ---
+import type { InferGetStaticPropsType, GetStaticPaths } from 'astro';
+
 import Layout from '~/layouts/PageLayout.astro';
 import BlogList from '~/components/blog/List.astro';
 import Headline from '~/components/blog/Headline.astro';
@@ -9,11 +11,13 @@ import { blogListRobots, getStaticPathsBlogList } from '~/utils/blog';
 
 export const prerender = true;
 
-export async function getStaticPaths ({ paginate }) {
+export const getStaticPaths = (async ({ paginate }) => {
   return await getStaticPathsBlogList({ paginate });
-}
+}) satisfies GetStaticPaths;
 
-const { page } = Astro.props;
+type Props = InferGetStaticPropsType<typeof getStaticPaths>;
+
+const { page } = Astro.props as Props;
 const currentPage = page.currentPage ?? 1;
 
 // const allCategories = await findCategories();

src/pages/[...blog]/[category]/[...page].astro

@@ -1,4 +1,5 @@
 ---
+import type { InferGetStaticPropsType, GetStaticPaths } from 'astro';
 import { blogCategoryRobots, getStaticPathsBlogCategory } from '~/utils/blog';
 
 import Layout from '~/layouts/PageLayout.astro';
@@ -8,11 +9,13 @@ import Pagination from '~/components/blog/Pagination.astro';
 
 export const prerender = true;
 
-export async function getStaticPaths ({ paginate }) {
+export const getStaticPaths = (async ({ paginate }) => {
   return await getStaticPathsBlogCategory({ paginate });
-}
+}) satisfies GetStaticPaths;
 
-const { page, category } = Astro.props;
+type Props = InferGetStaticPropsType<typeof getStaticPaths> & { category: string };
+
+const { page, category } = Astro.props as Props;
 
 const currentPage = page.currentPage ?? 1;
 

src/pages/[...blog]/[tag]/[...page].astro

@@ -1,4 +1,5 @@
 ---
+import type { InferGetStaticPropsType, GetStaticPaths } from 'astro';
 import { blogTagRobots, getStaticPathsBlogTag } from '~/utils/blog';
 
 import Layout from '~/layouts/PageLayout.astro';
@@ -8,11 +9,13 @@ import Pagination from '~/components/blog/Pagination.astro';
 
 export const prerender = true;
 
-export async function getStaticPaths ({ paginate }) {
+export const getStaticPaths = (async ({ paginate }) => {
   return await getStaticPathsBlogTag({ paginate });
-}
+}) satisfies GetStaticPaths;
 
-const { page, tag } = Astro.props;
+type Props = InferGetStaticPropsType<typeof getStaticPaths>;
+
+const { page, tag } = Astro.props as Props;
 
 const currentPage = page.currentPage ?? 1;
 

src/pages/[...blog]/index.astro

@@ -1,4 +1,6 @@
 ---
+import type { InferGetStaticPropsType, GetStaticPaths } from 'astro';
+
 import merge from 'lodash.merge';
 import type { ImageMetadata } from 'astro';
 import Layout from '~/layouts/PageLayout.astro';
@@ -8,17 +10,20 @@ import ToBlogLink from '~/components/blog/ToBlogLink.astro';
 import { getCanonical, getPermalink } from '~/utils/permalinks';
 import { getStaticPathsBlogPost, blogPostRobots } from '~/utils/blog';
 import { findImage } from '~/utils/images';
+import type { MetaData } from '~/types';
 
 export const prerender = true;
 
-export async function getStaticPaths () {
+export const getStaticPaths = (async () => {
   return await getStaticPathsBlogPost();
-}
+}) satisfies GetStaticPaths;
 
-const { post } = Astro.props;
+type Props = InferGetStaticPropsType<typeof getStaticPaths>;
+
+const { post } = Astro.props as Props;
 
 const url = getCanonical(getPermalink(post.permalink, 'post'));
-const image = (await findImage(post.image)) as ImageMetadata | undefined;
+const image = (await findImage(post.image)) as ImageMetadata | string | undefined;
 
 const metadata = merge(
   {
@@ -30,11 +35,11 @@ const metadata = merge(
     },
     openGraph: {
       type: 'article',
-      ...(image ? { images: [{ url: image, width: image?.width, height: image?.height }] } : {}),
+      ...(image ? { images: [{ url: image, width: (image as ImageMetadata)?.width, height: (image as ImageMetadata)?.height }] } : {}),
     },
   },
   { ...(post?.metadata ? { ...post.metadata, canonical: post.metadata?.canonical || url } : {}) }
-);
+) as MetaData;
 ---
 
 <Layout metadata={metadata}>