feat: initial api docs with scalar

Author: shaunwarman

app/views/email-api.pug

@@ -0,0 +1,28 @@
+block body
+  #app
+
+  // Load the Script
+  script(src="https://cdn.jsdelivr.net/npm/@scalar/api-reference")
+
+  // Initialize the Scalar API Reference
+  script.
+    window.WEB_URL = "#{ config.WEB_URL }";
+    window.API_TOKEN = "#{user[config.userFields.apiToken]}";
+    Scalar.createApiReference("#app", {
+      // The URL of the OpenAPI/Swagger document
+      url: `${window.WEB_URL}/api-spec.json`,
+      authentication: {
+        preferredSecurityScheme: "ApiKeyAuth",
+        securitySchemes: {
+          ApiKeyAuth: {
+            username: window.API_TOKEN,
+            password: "",
+          },
+          AliasAuth: {
+            name: "Authorization",
+            in: "header",
+            value: window.API_TOKEN,
+          },
+        },
+      },
+    });