Add canapi and try to use for the API

src/api/mod.rs

@@ -0,0 +1 @@
+pub mod posts;

src/api/posts.rs

@@ -0,0 +1,11 @@
+use rocket_contrib::Json;
+use serde_json;
+
+use plume_models::db_conn::DbConn;
+use plume_models::posts::Post;
+
+#[get("/posts/<id>")]
+fn get(id: i32, conn: DbConn) -> Json<serde_json::Value> {
+    let post = Post::get(&*conn, id).unwrap();
+    Json(post.to_json(&*conn))
+}

src/main.rs

@@ -36,6 +36,7 @@ use rocket_contrib::Template;
 use rocket_csrf::CsrfFairingBuilder;
 use workerpool::{Pool, thunk::ThunkWorker};
 
+mod api;
 mod inbox;
 mod setup;
 mod routes;
@@ -142,6 +143,9 @@ fn main() {
 
             routes::errors::csrf_violation
         ])
+        .mount("/api/v1", routes![
+            api::posts::get
+        ])
         .catch(catchers![
             routes::errors::not_found,
             routes::errors::server_error