Update gitignore and Package.swift

Author: coenttb

.gitignore

@@ -1,8 +1,23 @@
-.DS_Store
-/.build
-/Packages
-xcuserdata/
-DerivedData/
-.swiftpm/
-*.xcodeproj
 *~
+
+Package.resolved
+DerivedData/
+Thumbs.db
+
+# Dot files/directories (opt-in only)
+/.*
+!/.github
+!/.gitignore
+!/.spi.yml
+!/.swift-format
+!/.swiftformat
+!/.swiftlint.yml
+
+# Documentation (opt-in for top-level .md files only)
+/*.md
+!README.md
+!LICENSE.md
+!CHANGELOG.md
+!CONTRIBUTING.md
+!CODE_OF_CONDUCT.md
+!SECURITY.md

Package.swift

@@ -29,7 +29,7 @@ let package = Package(
         .library(name: .rssDublinCore, targets: [.rssDublinCore]),
     ],
     dependencies: [
-        .package(path: "../swift-rfc-3986")
+        .package(url: "https://github.com/swift-standards/swift-rfc-3986", from: "0.1.0")
     ],
     targets: [
         .target(