feat: Add configurable excerpt length for home page articles #414

- Introduce new `excerpt_length` option in `_config.yml`
- Implement dynamic excerpt truncation based on user-defined length
- Default to 200 characters if not specified

_config.yml

@@ -249,6 +249,8 @@ home:
       # ...... # you can add more
   # Article date format
   article_date_format: auto # auto, relative, YYYY-MM-DD, YYYY-MM-DD HH:mm:ss etc.
+  # Article excerpt length
+  excerpt_length: 200 # Max length of article excerpt
   # Article categories visibility
   categories:
     enable: true  # Whether to enable

layout/_partials/home-content.ejs

@@ -43,7 +43,10 @@
                         <% } else if (post.excerpt && post.excerpt !== "false") { %>
                             <%- render(post.excerpt, "markdown") %>
                         <% } else { %>
-                            <%- truncate(strip_html(post.content), {length: 300}) %>
+                            <%
+                                const excerptLength = theme.home.excerpt_length || 200;
+                            %>
+                            <%- truncate(strip_html(post.content), {length: excerptLength}) %>
                         <% } %>
                     </div>