https://skmtc.net/swiftlang/apis/swift-org-api/docs/install/releases.json/get 2026-08-01 0.5 https://skmtc.net/swiftlang/apis/swift-org-api/docs/install/dev/:branch/:platform.json/get 2026-08-01 0.5 https://skmtc.net/swiftlang/apis/swift-org-api/docs/install/dev/:branch/static-sdk.json/get 2026-08-01 0.5 https://skmtc.net/swiftlang/apis/swift-org-api/docs/swiftly.json/get 2026-08-01 0.5 https://skmtc.net/swiftlang/apis/swift-org-api/docs/sswg/incubation/:filter.json/get 2026-08-01 0.5