refactor: unify TypeScript upstream integration

.github/workflows/release.yml

@@ -59,6 +59,15 @@ jobs:
       - name: Checkout pinned TypeScript source
         run: npm run checkout:typescript-source -- --out .tmp/TypeScript --force
 
+      - name: Read required Go version
+        id: go-version
+        run: echo "version=$(awk '/^go / { print $2; exit }' .tmp/TypeScript/tsc/go.mod)" >> "$GITHUB_OUTPUT"
+
+      - uses: actions/setup-go@924ae3a1cded613372ab5595356fb5720e22ba16 # v6.5.0
+        with:
+          go-version: "${{ steps.go-version.outputs.version }}"
+          cache-dependency-path: .tmp/TypeScript/tsc/go.sum
+
       - name: Run blocking TypeScript integration
         run: npm run test:typescript:full -- --typescript-dir ./.tmp/TypeScript --summary-out typescript-integration-artifacts/summary.md --baseline-diff-out typescript-integration-artifacts/baseline-changes.diff --focused-baselines-out typescript-integration-artifacts/focused --local-baselines-out typescript-integration-artifacts/raw-local-baselines
 

.github/workflows/test-typescript.yml

@@ -72,6 +72,15 @@ jobs:
       - name: Checkout pinned TypeScript source
         run: npm run checkout:typescript-source -- --out .tmp/TypeScript --force
 
+      - name: Read required Go version
+        id: go-version
+        run: echo "version=$(awk '/^go / { print $2; exit }' .tmp/TypeScript/tsc/go.mod)" >> "$GITHUB_OUTPUT"
+
+      - uses: actions/setup-go@924ae3a1cded613372ab5595356fb5720e22ba16 # v6.5.0
+        with:
+          go-version: "${{ steps.go-version.outputs.version }}"
+          cache-dependency-path: .tmp/TypeScript/tsc/go.sum
+
       - name: Run TypeScript integration checks
         run: npm run test:typescript:${{ steps.mode.outputs.mode }} -- --typescript-dir ./.tmp/TypeScript --summary-out typescript-integration-artifacts/summary.md --baseline-diff-out typescript-integration-artifacts/baseline-changes.diff --focused-baselines-out typescript-integration-artifacts/focused --local-baselines-out typescript-integration-artifacts/raw-local-baselines
 

.github/workflows/typescript-update.yml

@@ -46,6 +46,21 @@ jobs:
       - name: Run standalone validation
         run: npm test
 
+      - name: Checkout updated TypeScript source
+        run: npm run checkout:typescript-source -- --out .tmp/TypeScript --force
+
+      - name: Read required Go version
+        id: go-version
+        run: echo "version=$(awk '/^go / { print $2; exit }' .tmp/TypeScript/tsc/go.mod)" >> "$GITHUB_OUTPUT"
+
+      - uses: actions/setup-go@924ae3a1cded613372ab5595356fb5720e22ba16 # v6.5.0
+        with:
+          go-version: "${{ steps.go-version.outputs.version }}"
+          cache-dependency-path: .tmp/TypeScript/tsc/go.sum
+
+      - name: Test updated TypeScript source
+        run: npm run test:typescript:gate -- --typescript-dir ./.tmp/TypeScript
+
       - name: Prepare pull request body
         run: npm run write:update-pr-body -- --out .tmp/typescript-toolchain-update-pr.md --summary-out .tmp/typescript-toolchain-update-summary.json
 

derived/current/generation.json

@@ -1092,7 +1092,7 @@
     {
       "year": 2020,
       "outputPath": "generated/current/year/2020/index.d.ts",
-      "contentHash": "sha256-7f66eaec52ccad3d4870c33071c0e9e227becdadd2f2f61725ee5cd9fcee70df",
+      "contentHash": "sha256-37070d861cfe386653cb7f2174009f9040e1e38e7dd8c42a271c90d03221c8cc",
       "includedCompatKeys": [
         "javascript.builtins.AggregateError",
         "javascript.builtins.AggregateError.AggregateError",
@@ -1723,7 +1723,7 @@
     {
       "year": 2021,
       "outputPath": "generated/current/year/2021/index.d.ts",
-      "contentHash": "sha256-9d910337717de9eb085908983fb7b95b14daa2a019805947aaff9d6f2b6bceed",
+      "contentHash": "sha256-32eff0354d555bac166068b673c9253de514e7d66c62d9529dca525294f56a51",
       "includedCompatKeys": [
         "javascript.builtins.AggregateError",
         "javascript.builtins.AggregateError.AggregateError",
@@ -2418,7 +2418,7 @@
     {
       "year": 2022,
       "outputPath": "generated/current/year/2022/index.d.ts",
-      "contentHash": "sha256-ebf80adec1d38790ab32677574c22971e2fdfab97bd0bb3c2706822254aa8cfb",
+      "contentHash": "sha256-3bf13c02fec1aa78b05d8181b5941a3f9a794ea0527052bad6461bb04e5685b0",
       "includedCompatKeys": [
         "javascript.builtins.AggregateError",
         "javascript.builtins.AggregateError.AggregateError",
@@ -3123,7 +3123,7 @@
     {
       "year": 2023,
       "outputPath": "generated/current/year/2023/index.d.ts",
-      "contentHash": "sha256-7713c5b7bb9ec55b967f04ad05931baf43001c1064a2e818e21dfbf24851add9",
+      "contentHash": "sha256-ab5b2463a60479471ccf98811f8ca9da76d8220a11bf92dc02b7ab06bb2044e8",
       "includedCompatKeys": [
         "javascript.builtins.AggregateError",
         "javascript.builtins.AggregateError.AggregateError",
@@ -3850,7 +3850,7 @@
     {
       "year": 2024,
       "outputPath": "generated/current/year/2024/index.d.ts",
-      "contentHash": "sha256-32d89c1cf963d5b3d3dc83024a3fa741d9cba39006812e8197ab2cdf1f11b0a0",
+      "contentHash": "sha256-09e74810ca650a81e4dff5d5fd18b3c3669ff719b9601f11987ce85ed8d1f138",
       "includedCompatKeys": [
         "javascript.builtins.AggregateError",
         "javascript.builtins.AggregateError.AggregateError",
@@ -4607,7 +4607,7 @@
     {
       "year": 2025,
       "outputPath": "generated/current/year/2025/index.d.ts",
-      "contentHash": "sha256-85a9499d1c70e8b1e1b88265b92731b1877c324ab79bad7c895ab8bbfc97d520",
+      "contentHash": "sha256-d10524e61d0ecf8177c8c6b27c6388074c9c84c30099e9485d61a1d9cb2049b1",
       "includedCompatKeys": [
         "javascript.builtins.AggregateError",
         "javascript.builtins.AggregateError.AggregateError",

docs/OPERATIONS.md

@@ -17,9 +17,7 @@ The generator reads only these four inputs:
 
 Before the generator reads the lib files, it compares their file count and content hash with `libSource` in the manifest.
 
-`typescript-strada` parses declarations and performs compiler self-tests. It is an npm alias for the frozen TypeScript 6 Strada release.
-
-The generator uses this package because the TypeScript 7 JavaScript API differs from the Strada compiler API.
+`typescript-strada` parses declarations and performs compiler self-tests. It is an npm alias for the frozen TypeScript 6 release because the native TypeScript package does not expose the same JavaScript compiler API.
 
 ## Determinism and fail-closed layers
 
@@ -29,12 +27,11 @@ Identical inputs produce byte-identical artifacts on each supported operating sy
 - The lib-source layer requires the pinned content hash and file count.
 - The classification layer rejects unmanaged keys, stale registry entries, and resolution-kind changes. A strict JSON Schema validates the registry.
 - The generation layer rejects excluded declarations in the output. It also compiles the complete output as a self-test.
-- The packaging layer installs staged and packed packages. It compiles consumer fixtures with TypeScript 7 and Strada.
+- The packaging layer installs staged and packed packages. It compiles consumer fixtures with TypeScript 7 and TypeScript 6.
 
 ## Toolchain pins
 
-`npm run update:typescript-toolchain` refreshes these three pins in `manifests/baseline-js.json`:
+`npm run update:typescript-toolchain` refreshes these two pins in `manifests/baseline-js.json`:
 
 - `libSource` records the platform package and one content hash. The update requires identical files on Linux, macOS, and Windows.
-- `typescriptSource` records the frozen Strada tag and commit for the Strada integration gate.
-- `typescriptGoSource` records the `typescript/vX.Y.Z` tag and the `_submodules/TypeScript` commit.
+- `typescriptSource` records the exact `microsoft/TypeScript` `main` commit used by proposal preparation and integration tests. Proposal artifacts are generated from that checkout's declaration corpus.