Upgrade TypeScript from 6 stable to 7 beta

- (faster TS6, up to 10x)
- add -D @typescript/native-preview
- keep typescript for @typescript-eslint
- update scripts to tsgo
- update CI to tsgo
- (TS7 stable will use typescript and tsc)

Resolve: #2005

Author: leotm

.github/workflows/main.yml

@@ -25,8 +25,8 @@ jobs:
       - name: Run @lavamoat/git-safe-dependencies (git-safe-actions)
         run: yarn git-safe-actions
 
-      - name: Compile with TypeScript
-        run: yarn tsc
+      - name: Run TypeScript Go compiler
+        run: yarn tsgo
 
       - name: Lint with ESLint
         run: yarn lint

package.json

@@ -34,7 +34,7 @@
     "lint:config": "eslint --print-config index.ts",
     "prettier:check": "prettier --check src/**/*.{ts,tsx,json} && prettier --check *.{ts,tsx,json}",
     "prettier:write": "prettier --write src/**/*.{ts,tsx,json} && prettier --write *.{ts,tsx,json}",
-    "check:all": "tsc && yarn lint && yarn prettier:check && jest",
+    "check:all": "tsgo && yarn lint && yarn prettier:check && jest",
     "fix": "yarn lint:fix && yarn prettier:write",
     "test": "jest",
     "snap": "jest -u",
@@ -102,6 +102,7 @@
     "@types/ws": "8.18.1",
     "@typescript-eslint/eslint-plugin": "8.50.0",
     "@typescript-eslint/parser": "8.50.0",
+    "@typescript/native-preview": "7.0.0-dev.20260421.2",
     "babel-loader": "9.2.1",
     "babel-plugin-react-docgen-typescript": "1.5.1",
     "babel-plugin-transform-inline-environment-variables": "0.4.4",

yarn.lock

@@ -6149,6 +6149,87 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@typescript/native-preview-darwin-arm64@npm:7.0.0-dev.20260421.2":
+  version: 7.0.0-dev.20260421.2
+  resolution: "@typescript/native-preview-darwin-arm64@npm:7.0.0-dev.20260421.2"
+  conditions: os=darwin & cpu=arm64
+  languageName: node
+  linkType: hard
+
+"@typescript/native-preview-darwin-x64@npm:7.0.0-dev.20260421.2":
+  version: 7.0.0-dev.20260421.2
+  resolution: "@typescript/native-preview-darwin-x64@npm:7.0.0-dev.20260421.2"
+  conditions: os=darwin & cpu=x64
+  languageName: node
+  linkType: hard
+
+"@typescript/native-preview-linux-arm64@npm:7.0.0-dev.20260421.2":
+  version: 7.0.0-dev.20260421.2
+  resolution: "@typescript/native-preview-linux-arm64@npm:7.0.0-dev.20260421.2"
+  conditions: os=linux & cpu=arm64
+  languageName: node
+  linkType: hard
+
+"@typescript/native-preview-linux-arm@npm:7.0.0-dev.20260421.2":
+  version: 7.0.0-dev.20260421.2
+  resolution: "@typescript/native-preview-linux-arm@npm:7.0.0-dev.20260421.2"
+  conditions: os=linux & cpu=arm
+  languageName: node
+  linkType: hard
+
+"@typescript/native-preview-linux-x64@npm:7.0.0-dev.20260421.2":
+  version: 7.0.0-dev.20260421.2
+  resolution: "@typescript/native-preview-linux-x64@npm:7.0.0-dev.20260421.2"
+  conditions: os=linux & cpu=x64
+  languageName: node
+  linkType: hard
+
+"@typescript/native-preview-win32-arm64@npm:7.0.0-dev.20260421.2":
+  version: 7.0.0-dev.20260421.2
+  resolution: "@typescript/native-preview-win32-arm64@npm:7.0.0-dev.20260421.2"
+  conditions: os=win32 & cpu=arm64
+  languageName: node
+  linkType: hard
+
+"@typescript/native-preview-win32-x64@npm:7.0.0-dev.20260421.2":
+  version: 7.0.0-dev.20260421.2
+  resolution: "@typescript/native-preview-win32-x64@npm:7.0.0-dev.20260421.2"
+  conditions: os=win32 & cpu=x64
+  languageName: node
+  linkType: hard
+
+"@typescript/native-preview@npm:7.0.0-dev.20260421.2":
+  version: 7.0.0-dev.20260421.2
+  resolution: "@typescript/native-preview@npm:7.0.0-dev.20260421.2"
+  dependencies:
+    "@typescript/native-preview-darwin-arm64": "npm:7.0.0-dev.20260421.2"
+    "@typescript/native-preview-darwin-x64": "npm:7.0.0-dev.20260421.2"
+    "@typescript/native-preview-linux-arm": "npm:7.0.0-dev.20260421.2"
+    "@typescript/native-preview-linux-arm64": "npm:7.0.0-dev.20260421.2"
+    "@typescript/native-preview-linux-x64": "npm:7.0.0-dev.20260421.2"
+    "@typescript/native-preview-win32-arm64": "npm:7.0.0-dev.20260421.2"
+    "@typescript/native-preview-win32-x64": "npm:7.0.0-dev.20260421.2"
+  dependenciesMeta:
+    "@typescript/native-preview-darwin-arm64":
+      optional: true
+    "@typescript/native-preview-darwin-x64":
+      optional: true
+    "@typescript/native-preview-linux-arm":
+      optional: true
+    "@typescript/native-preview-linux-arm64":
+      optional: true
+    "@typescript/native-preview-linux-x64":
+      optional: true
+    "@typescript/native-preview-win32-arm64":
+      optional: true
+    "@typescript/native-preview-win32-x64":
+      optional: true
+  bin:
+    tsgo: bin/tsgo.js
+  checksum: 10/3b205eb08ac5a7e7d5c18c277e1595b2cc150975d550403d6a7714c728a7f1c6057a14731c3da291feddbbbeef8e93c81d782d7935a06f1e268261b1c6236bf3
+  languageName: node
+  linkType: hard
+
 "@ungap/structured-clone@npm:^1.2.0":
   version: 1.3.1
   resolution: "@ungap/structured-clone@npm:1.3.1"
@@ -17217,6 +17298,7 @@ __metadata:
     "@types/ws": "npm:8.18.1"
     "@typescript-eslint/eslint-plugin": "npm:8.50.0"
     "@typescript-eslint/parser": "npm:8.50.0"
+    "@typescript/native-preview": "npm:7.0.0-dev.20260421.2"
     babel-loader: "npm:9.2.1"
     babel-plugin-react-docgen-typescript: "npm:1.5.1"
     babel-plugin-transform-inline-environment-variables: "npm:0.4.4"