Local environment configuration support for the Website service (#19)

This PR contains the work done to amend the `.env.local` handling for the Website service, plus other small fixes.

Reviewed-on: rock-n-code/loud-amsterdam#19
Co-authored-by: Javier Cicchelli <javier@rock-n-code.com>
Co-committed-by: Javier Cicchelli <javier@rock-n-code.com>

Services/Website/Tests/Library/Cases/Internal/Pages/ErrorPageTests.swift

@@ -4,7 +4,7 @@ import Testing
 
 @testable import WebsiteLibrary
 
-@Suite("ErrorPage page")
+@Suite("ErrorPage page", .tags(.page))
 struct ErrorPageTests {
     
     // MARK: Functional tests

Services/Website/Tests/Library/Cases/Internal/Pages/IndexPageTests.swift

@@ -4,7 +4,7 @@ import Testing
 
 @testable import WebsiteLibrary
 
-@Suite("IndexPage page")
+@Suite("IndexPage page", .tags(.page))
 struct IndexPageTests {
     
     // MARK: Functional tests

Services/Website/Tests/Library/Cases/Public/Controllers/HealthControllerTests.swift

@@ -7,7 +7,7 @@ import Testing
 
 @testable import WebsiteLibrary
 
-@Suite("HealthController controller")
+@Suite("HealthController controller", .tags(.controller))
 struct HealthControllerTests {
 
     // MARK: Functional tests

Services/Website/Tests/Library/Cases/Public/Controllers/RootControllerTests.swift

@@ -5,7 +5,7 @@ import Testing
 
 @testable import WebsiteLibrary
 
-@Suite("RootController controller")
+@Suite("RootController controller", .tags(.controller))
 struct RootControllerTests {
     
     // MARK: Constants

Services/Website/Tests/Library/Cases/Public/Middlewares/LocalizationMiddlewareTests.swift

@@ -6,7 +6,7 @@ import Testing
 
 @testable import WebsiteLibrary
 
-@Suite("LocalizationMiddleware middleware")
+@Suite("LocalizationMiddleware middleware", .tags(.middleware))
 struct LocalizationMiddlewareTests {
 
     // MARK: Constants

Services/Website/Tests/Library/Cases/Public/Middlewares/NotFoundMiddlewareTests.swift

@@ -5,7 +5,7 @@ import Testing
 
 @testable import WebsiteLibrary
 
-@Suite("NotFoundMiddleware middleware")
+@Suite("NotFoundMiddleware middleware", .tags(.middleware))
 struct NotFoundMiddlewareTests {
     
     // MARK: Constants

Services/Website/Tests/Library/Cases/Public/Middlewares/SecurityHeadersMiddlewareTests.swift

@@ -4,7 +4,7 @@ import Testing
 
 @testable import WebsiteLibrary
 
-@Suite("SecurityHeadersMiddleware middleware")
+@Suite("SecurityHeadersMiddleware middleware", .tags(.middleware))
 struct SecurityHeadersMiddlewareTests {
 
     // MARK: Functional tests

Services/Website/Tests/Library/Utils/Extensions/Tag+Constants.swift

@@ -0,0 +1,10 @@
+import Testing
+
+extension Tag {
+    /// Tests exercising a controller of the Website library.
+    @Tag static var controller: Tag
+    /// Tests exercising a middleware of the Website library.
+    @Tag static var middleware: Tag
+    /// Tests exercising a page of the Website library.
+    @Tag static var page: Tag
+}