perf improvements

src/db/create.ts

@@ -63,6 +63,9 @@ export const model: { [key: string]: string } = {
       last_edited_date TEXT
     );
     CREATE INDEX IF NOT EXISTS idx_posts_category ON Post (category);
+    CREATE INDEX IF NOT EXISTS idx_posts_published ON Post (published);
+    CREATE INDEX IF NOT EXISTS idx_posts_date ON Post (date);
+    CREATE INDEX IF NOT EXISTS idx_posts_published_date ON Post (published, date);
   `,
   PostLike: `
     CREATE TABLE PostLike 
@@ -72,6 +75,7 @@ export const model: { [key: string]: string } = {
       post_id INTEGER NOT NULL
     );
     CREATE UNIQUE INDEX IF NOT EXISTS idx_likes_user_post ON PostLike (user_id, post_id);
+    CREATE INDEX IF NOT EXISTS idx_likes_post_id ON PostLike (post_id);
   `,
   Comment: `
     CREATE TABLE Comment 

src/db/types.ts

@@ -105,6 +105,21 @@ export interface PostWithCommentsAndLikes {
   total_comments: number;
   last_edited_date?: string | null;
 }
+
+export interface PostCardData {
+  id: number;
+  category: "blog" | "project";
+  title: string;
+  subtitle: string;
+  banner_photo: string;
+  date?: string | null;
+  published: number;
+  author_id: string;
+  reads: number;
+  attachments: string;
+  total_likes: number;
+  total_comments: number;
+}
 export interface PostWithTags {
   id: number;
   category: "blog" | "project"; // this is no longer used