Serialize the RenderBlogPost to JSON.

This struct still does not contain anything, but I'm just setting up the skeleton for this code.

src/command/build/runner.rs

@@ -1,5 +1,6 @@
 use std::path::PathBuf;
 
+use crate::blog_post::convert_blog_post_to_render_context;
 use crate::blog_post::BlogPost;
 use crate::cli::parameters::BuildArgs;
 use crate::config::Config;
@@ -7,17 +8,14 @@ use crate::error::CustomError;
 
 pub(crate) async fn build_site(args: BuildArgs) -> Result<(), CustomError> {
     let config = Config::load_from_file(args.config).await?;
-    let root_directory = config.get_root_directory().to_owned();
-    let output_directory = get_output_directory(&config).await?;
-    let post_directories = get_post_directories(&config).await?;
-    let load_jobs = post_directories
-        .into_iter()
-        .map(|path| tokio::spawn(BlogPost::load_blog_post(root_directory.clone(), path)));
-    let mut blog_posts = Vec::new();
-    for job in load_jobs {
-        blog_posts.push(job.await??);
-    }
+    let blog_posts = load_blog_posts(&config).await?;
     println!("{:?}", blog_posts);
+
+    for blog_post in &blog_posts {
+        let render_context = convert_blog_post_to_render_context(blog_post);
+        println!("{}", serde_json::to_string(&render_context)?);
+    }
+
     Ok(())
 }
 
@@ -51,3 +49,16 @@ async fn get_post_directories(config: &Config) -> Result<Vec<PathBuf>, CustomErr
     }
     Ok(ret)
 }
+
+async fn load_blog_posts(config: &Config) -> Result<Vec<BlogPost>, CustomError> {
+    let root_directory = config.get_root_directory().to_owned();
+    let post_directories = get_post_directories(&config).await?;
+    let load_jobs = post_directories
+        .into_iter()
+        .map(|path| tokio::spawn(BlogPost::load_blog_post(root_directory.clone(), path)));
+    let mut blog_posts = Vec::new();
+    for job in load_jobs {
+        blog_posts.push(job.await??);
+    }
+    Ok(blog_posts)
+}