Add Backblaze Driver (#32)

* Backblaze Driver

* Update action to work with new tests

* Fix minor issues

* Run Formatter + Switch to reqwest json parser

src/file_hosting/delete.rs

@@ -0,0 +1,41 @@
+use crate::file_hosting::{AuthorizationData, FileHostingError};
+use serde::{Deserialize, Serialize};
+use serde_json::json;
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+#[serde(rename_all = "camelCase")]
+pub struct DeleteFileData {
+    pub file_id: String,
+    pub file_name: String,
+}
+
+pub async fn delete_file_version(
+    authorization_data: AuthorizationData,
+    file_id: String,
+    file_name: String,
+) -> Result<DeleteFileData, FileHostingError> {
+    Ok(reqwest::Client::new()
+        .post(
+            &format!(
+                "{}/b2api/v2/b2_delete_file_version",
+                authorization_data.api_url
+            )
+            .to_string(),
+        )
+        .header(reqwest::header::CONTENT_TYPE, "application/json")
+        .header(
+            reqwest::header::AUTHORIZATION,
+            authorization_data.authorization_token,
+        )
+        .body(
+            json!({
+                "fileName": file_name,
+                "fileId": file_id
+            })
+            .to_string(),
+        )
+        .send()
+        .await?
+        .json()
+        .await?)
+}