Merge branch 'main' into copilot/fix-memory-leak-in-mutator-engine

Author: timotheeguerin

.chronus/changes/copilot-fix-html-program-viewer-crash-2026-5-26-18-32-40.md

@@ -0,0 +1,7 @@
+---
+changeKind: fix
+packages:
+  - "@typespec/compiler"
+---
+
+Fix diagnostic target node mapping for value entities.

.chronus/changes/copilot-fix-html-program-viewer-crash-2026-5-8-19-28-50.md

@@ -0,0 +1,7 @@
+---
+changeKind: fix
+packages:
+  - "@typespec/html-program-viewer"
+---
+
+Fix html program viewer crash when rendering search results with missing type kind.

.chronus/changes/doc-generation-subdir-examples-2026-6-30-0-0-0.md

@@ -0,0 +1,7 @@
+---
+changeKind: internal
+packages:
+  - "@typespec/http-client-python"
+---
+
+Add usage examples for the `generation-subdir` emitter option in the docs.

.chronus/changes/fix-string-template-fn-call-template-decl-2026-6-23.md

@@ -0,0 +1,7 @@
+---
+changeKind: fix
+packages:
+  - "@typespec/compiler"
+---
+
+Fix `Expected type.` internal compiler error when a string template interpolates a function call that references a template parameter on a template declaration (e.g. `@doc("${myFn(T)}") model Crud<T extends Reflection.Model> {}`). The deferred function call now defers the whole template, which is evaluated at instantiation.

.chronus/changes/migrate-to-oxlint-2026-6-11-14-15-0.md

@@ -0,0 +1,33 @@
+---
+changeKind: internal
+packages:
+  - "@typespec/asset-emitter"
+  - "@typespec/bundler"
+  - "@typespec/compiler"
+  - "@typespec/emitter-framework"
+  - "@typespec/events"
+  - "@typespec/html-program-viewer"
+  - "@typespec/http-canonicalization"
+  - "@typespec/http-client-js"
+  - "@typespec/http-client"
+  - "@typespec/http-server-csharp"
+  - "@typespec/http-server-js"
+  - "@typespec/http"
+  - "@typespec/internal-build-utils"
+  - "@typespec/json-schema"
+  - "@typespec/library-linter"
+  - "@typespec/mutator-framework"
+  - "@typespec/openapi"
+  - "@typespec/openapi3"
+  - "@typespec/playground"
+  - "@typespec/protobuf"
+  - "@typespec/rest"
+  - "@typespec/sse"
+  - "@typespec/streams"
+  - "tmlanguage-generator"
+  - "@typespec/tspd"
+  - "@typespec/versioning"
+  - "@typespec/xml"
+---
+
+Migrate linting from ESLint to oxlint.

.chronus/config.yaml

@@ -51,7 +51,6 @@ versionPolicies:
       - "@typespec/versioning"
       - "@typespec/rest"
       - "@typespec/protobuf"
-      - "@typespec/eslint-plugin"
       - "@typespec/html-program-viewer"
       - "@typespec/internal-build-utils"
       - "typespec-vs"

.github/matchers/oxlint.json

@@ -0,0 +1,19 @@
+{
+  "problemMatcher": [
+    {
+      "owner": "oxlint",
+      "severity": "error",
+      "pattern": [
+        {
+          "regexp": "^(.+?):(\\d+):(\\d+):\\s+(.+?)\\s+\\[(Error|Warning)/(.+)\\]$",
+          "file": 1,
+          "line": 2,
+          "column": 3,
+          "message": 4,
+          "severity": 5,
+          "code": 6
+        }
+      ]
+    }
+  ]
+}

.github/workflows/agentics-maintenance.yml

@@ -369,7 +369,7 @@ jobs:
 
       - name: Restore activity report logs cache
         id: activity_report_logs_cache
-        uses: actions/cache/restore@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        uses: actions/cache/restore@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: ./.cache/gh-aw/activity-report-logs
           key: ${{ runner.os }}-activity-report-logs-${{ github.repository }}-${{ github.ref_name }}-${{ github.run_id }}
@@ -393,7 +393,7 @@ jobs:
 
       - name: Save activity report logs cache
         if: ${{ always() }}
-        uses: actions/cache/save@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        uses: actions/cache/save@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: ./.cache/gh-aw/activity-report-logs
           key: ${{ steps.activity_report_logs_cache.outputs.cache-primary-key }}
@@ -474,7 +474,7 @@ jobs:
 
       - name: Restore forecast report logs cache
         id: forecast_report_logs_cache
-        uses: actions/cache/restore@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        uses: actions/cache/restore@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: ./.github/aw/logs
           key: ${{ runner.os }}-forecast-report-logs-${{ github.repository }}-${{ github.ref_name }}-${{ github.run_id }}
@@ -520,7 +520,7 @@ jobs:
 
       - name: Save forecast report logs cache
         if: ${{ always() }}
-        uses: actions/cache/save@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        uses: actions/cache/save@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
           path: ./.github/aw/logs
           key: ${{ runner.os }}-forecast-report-logs-${{ github.repository }}-${{ github.ref_name }}-${{ github.run_id }}

.github/workflows/consistency.yml

@@ -101,10 +101,14 @@ jobs:
       - run: pnpm install
         name: Install dependencies
 
-      - run: pnpm --filter="@typespec/eslint-plugin..." run  build
-        name: Build prettier plugin
-
-      - run: pnpm run lint
+      # Force the `unix` reporter (instead of oxlint's default GitHub Actions
+      # reporter) so the full `file:line:col` location stays visible in the job
+      # logs, and register a problem matcher so violations still surface as
+      # inline annotations on the PR.
+      - run: echo "::add-matcher::.github/matchers/oxlint.json"
+        name: Add oxlint problem matcher
+
+      - run: pnpm run lint:ci
         name: Lint
 
       # cspell:ignore rhysd

.github/workflows/copilot-setup-steps.yml

@@ -21,6 +21,6 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v7
       - name: Install gh-aw extension
-        uses: github/gh-aw/actions/setup-cli@v0.80.9
+        uses: github/gh-aw/actions/setup-cli@v0.81.6
         with:
           version: v0.50.1