Add new fields to PullRequests query

Closes #170
- Added new fields (specified in #170) to the `PullRequests` GraphQL query.
- Extended `GitHubPullRequests` to store the additional data.
- Implemented support for nested types like labels, comments, reviews,
  and commits.
- Derived `Serialize`/`Deserialize` for new types to enable database
  storage.

Author: jadenow

CHANGELOG.md

@@ -11,6 +11,8 @@ this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 - Tracing with a filter set by `RUST_LOG` environment variable.
 - Added support for passing the SSH passphrase through the `SSH_PASSPHRASE`
   environment variable.
+- Added new fields to the `PullRequests` GraphQL query and corresponding fields to
+  the `graphql::pull_request::PullRequest` struct.
 
 ### Changed
 

Cargo.lock

@@ -4,12 +4,12 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
+chrono = { version = "0.4", features = ["serde"] }
 anyhow = "1"
-async-graphql = "7"
+async-graphql = { version = "7", features = ["chrono"] }
 async-graphql-warp = "7"
 base64 = "0.22"
 bincode = "1"
-chrono = "0.4"
 clap = { version = "4", features = ["derive"] }
 config = { version = "0.15", features = ["toml"], default-features = false }
 directories = "6"

Cargo.toml

@@ -85,7 +85,7 @@ impl Database {
             let keystr: String = format!("{owner}/{name}#{}", item.number);
             Database::insert(
                 &keystr,
-                (&item.title, &item.assignees, &item.reviewers),
+                (&item.title, &item.assignees, &item.review_requests),
                 &self.pull_request_tree,
             )?;
         }