feat: Implement blog post management including database schema, models, handlers, and UI.

src/main.rs

@@ -90,6 +90,28 @@ async fn main() {
     .await
     .expect("Failed to create sessions table");
 
+    sqlx::query(
+        r#"
+        CREATE TABLE IF NOT EXISTS posts (
+            id INTEGER PRIMARY KEY AUTOINCREMENT,
+            author_id INTEGER NOT NULL,
+            title TEXT NOT NULL,
+            content TEXT NOT NULL,
+            tags TEXT NOT NULL DEFAULT '',
+            categories TEXT NOT NULL DEFAULT '',
+            visibility TEXT NOT NULL DEFAULT 'public',
+            password TEXT,
+            created_at INTEGER NOT NULL,
+            updated_at INTEGER NOT NULL,
+            FOREIGN KEY(author_id) REFERENCES users(id) ON DELETE CASCADE
+        );
+        "#,
+    )
+    .execute(&db_pool)
+    .await
+    .expect("Failed to create posts table");
+
+
     let app_state = Arc::new(AppState { db: db_pool });
 
     let app = Router::new()