perf(gpui): stream the editor preview into one texture (default on Linux)

.config/nextest.toml

@@ -48,6 +48,19 @@ filter = '(binary_id(cap-verify::crash) and test(=crash_safety)) or (binary_id(c
 threads-required = "num-test-threads"
 priority = 100
 
+# Playback and seek ask for each frame with a deadline (2 s, 10 s for a
+# seek's first frame). On the blacksmith macOS VMs, Apple's video decoding
+# stalls once every core is busy: a standalone AVAssetReader read went from
+# 0.4 ms to 55-77 ms a frame with all 6 cores loaded, and stayed under 1 ms
+# with half of them loaded (a real Mac and the hosted macos-15 VM are
+# unaffected). Shared with the export and chaos tests, frames then missed
+# their deadline ("decoders returned no frame"), so on macOS these run alone,
+# after the wall-clock tests.
+[[profile.ci.overrides]]
+platform = 'cfg(target_os = "macos")'
+filter = '(binary_id(cap-verify::playback) and not test(=realtime_loop)) or binary_id(cap-verify::seek)'
+threads-required = "num-test-threads"
+priority = 90
 
 # The FULL-tier seek storms (3000 seeks per decoder) are the slowest tests:
 # on the macos-15 runner one storm fixture takes 240 to 570 s per decoder,

.github/actions/setup-js/action.yml

@@ -1,17 +1,17 @@
 name: Setup JS (Bun & Node)
-description: Sets up Bun 1.4.0 and Node with frozen dependencies and caching
+description: Sets up Bun 1.4.4 and Node with frozen dependencies and caching
 runs:
   using: "composite"
   steps:
     - name: Setup Node
       uses: actions/setup-node@v4
       with:
-        node-version: 20
+        node-version: 24
 
     - name: Setup Bun
       uses: oven-sh/setup-bun@0c5077e51419868618aeaa5fe8019c62421857d6
       with:
-        bun-version: 1.4.0
+        bun-version: 1.4.4
 
     # Saved from main only: a cache saved on a PR ref is invisible to every
     # other PR and still counts against the repository cache quota.
@@ -20,9 +20,9 @@ runs:
       uses: actions/cache/restore@0057852bfaa89a56745cba8c7296529d2fc39830
       with:
         path: ${{ runner.temp }}/bun-cache
-        key: ${{ runner.os }}-${{ runner.arch }}-bun-1.4.0-${{ hashFiles('bun.lock') }}
+        key: ${{ runner.os }}-${{ runner.arch }}-bun-1.4.4-${{ hashFiles('bun.lock') }}
         restore-keys: |
-          ${{ runner.os }}-${{ runner.arch }}-bun-1.4.0-
+          ${{ runner.os }}-${{ runner.arch }}-bun-1.4.4-
 
     - name: Install frontend dependencies
       shell: bash

.github/workflows/ci.yml

@@ -114,6 +114,12 @@ jobs:
           bun test scripts/loops/profile.test.ts scripts/loops/lifecycle.test.ts
           bun run tsc --noEmit --strict --jsx react-jsx --allowImportingTsExtensions --target ESNext --module ESNext --moduleResolution bundler --resolveJsonModule --types bun --skipLibCheck scripts/loops/*.ts
 
+      - name: Test Chrome extension
+        run: bun run --cwd apps/chrome-extension test
+
+      - name: Test recorder SDK
+        run: bun --no-install test packages/sdk-recorder
+
       - name: Test render farm orchestration
         run: |
           bun test apps/render-farm
@@ -122,16 +128,49 @@ jobs:
       - name: Test web React compatibility
         run: >-
           bun run --cwd apps/web test
+          __tests__/unit/analytics-track-route.test.ts
+          __tests__/unit/caps-analytics-round-trips.test.ts
+          __tests__/unit/caps-keyboard.test.ts
+          __tests__/unit/comment-composer-composition.test.ts
+          __tests__/unit/dashboard-analytics-cap-access.test.ts
+          __tests__/unit/dashboard-analytics-space-access.test.ts
           __tests__/unit/embed-video-playback-chrome.test.ts
+          __tests__/unit/folder-videos.test.ts
           __tests__/unit/homepage-demo-accessibility.test.ts
+          __tests__/unit/invite-decline-pro-seat.test.ts
+          __tests__/unit/invite-decline.test.ts
           __tests__/unit/linkified-text.test.ts
           __tests__/unit/loom-import-ui.test.ts
+          __tests__/unit/media-comment-playback-cleanup.test.ts
+          __tests__/unit/media-format-converter-selection.test.ts
+          __tests__/unit/media-format-converter.test.ts
           __tests__/unit/media-player-store-refs.test.ts
+          __tests__/unit/mobile-caps-list.test.ts
+          __tests__/unit/notification-read-state.test.ts
           __tests__/unit/playback-store.test.ts
+          __tests__/unit/remove-organization-member.test.ts
+          __tests__/unit/reply-notification.test.ts
           __tests__/unit/seo-demo-videos.test.ts
+          __tests__/unit/share-page-round-trips.test.ts
+          __tests__/unit/share-transcript-rendering.test.ts
+          __tests__/unit/share-video-quota-loading.test.ts
           __tests__/unit/signed-baa-card.test.ts
+          __tests__/unit/space-folder-page-access.test.ts
+          __tests__/unit/space-page-round-trips.test.ts
+          __tests__/unit/speed-controller-playback-failure.test.ts
+          __tests__/unit/speed-controller.test.ts
+          __tests__/unit/summary-chapters.test.ts
           __tests__/unit/summary-editor.test.ts
           __tests__/unit/sso-login-pages.test.ts
+          __tests__/unit/timeline-paused-window.test.ts
+          __tests__/unit/toggle-pro-seat.test.ts
+          __tests__/unit/transcript-hours.test.ts
+          __tests__/unit/transcript-numbers.test.ts
+          __tests__/unit/video-analytics-access.test.ts
+          __tests__/unit/video-analytics-bulk.test.ts
+          __tests__/unit/video-create-atomicity.test.ts
+          __tests__/unit/video-download-permissions.test.ts
+          __tests__/unit/voice-note-playback.test.ts
 
       - name: Typecheck
         run: bun run typecheck
@@ -288,8 +327,13 @@ jobs:
         run: |
           cargo test --locked -p cap-utils -p cap-cli-install --lib
           cargo test --locked -p cap --bin cap record::tests
+          cargo test --locked -p cap --bin cap recordings::tests
+          cargo test --locked -p cap --test cli recordings_list
+          cargo test --locked -p cap --test cli project_config_get_without_file_returns_default
+          cargo test --locked -p cap --test cli caps_json_errors_include_the_standard_error_field
           cargo test --locked -p cap-recording --lib -- --test-threads=1
           cargo test --locked -p cap-recording --test x11_shm_capture -- --test-threads=1
+          cargo test --locked -p scap-targets --lib --test linux_targets
           cargo test --locked -p cap-enc-ffmpeg
 
   build-gpui:
@@ -377,6 +421,7 @@ jobs:
             cargo +1.95.0 test --manifest-path apps/desktop-gpui/Cargo.toml --locked --target ${{ matrix.settings.target }} --bin cap-gpui
           fi
           cargo +1.95.0 test --manifest-path apps/desktop-gpui/Cargo.toml --locked --target ${{ matrix.settings.target }} -p cap-gpui-kernels
+          cargo +1.95.0 test --manifest-path apps/desktop-gpui/Cargo.toml --locked --target ${{ matrix.settings.target }} -p cap-i18n-build
 
   # Cap only builds gpui's crates as dependencies, so their own tests never run
   # in the app jobs above. Run the ones covering Cap's patches against real

.github/workflows/desktop-release.yml

@@ -745,6 +745,17 @@ jobs:
             echo "::error::The Cap AppImage bundles PipeWire that can conflict with host ALSA plugins"
             exit 1
           fi
+          if [[ -n "$(find "$APPROOT/usr/lib" -maxdepth 1 -name 'libva*.so*' -print -quit)" ]]; then
+            echo "::error::The Cap AppImage puts its libva where Cap loads it ahead of the host's, which breaks host PipeWire plugins"
+            exit 1
+          fi
+          test -e "$APPROOT/usr/lib/cap/libva/libva.so.2"
+          test -e "$APPROOT/usr/lib/cap/libva/libva-drm.so.2"
+          grep -qx 'exec "$cap_appdir/usr/bin/Cap" "$@"' "$APPROOT/AppRun"
+          if grep -q 'AppRun.cap-original' "$APPROOT/AppRun"; then
+            echo "::error::The Cap AppImage still starts through the generic AppImage launcher"
+            exit 1
+          fi
 
       - name: Build Arch Linux package
         id: build_arch

.github/workflows/docker-build-media-server.yml

@@ -129,6 +129,10 @@ jobs:
             src/__tests__/lib/media-routes-real-world.integration.test.ts
           docker run --rm --network none --entrypoint bun "$MEDIA_IMAGE" test \
             src/__tests__/lib/media-video.integration.test.ts
+          docker run --rm --network none --entrypoint bun "$MEDIA_IMAGE" test \
+            src/__tests__/lib/video-input-validation.integration.test.ts
+          docker run --rm --network none --entrypoint bun "$MEDIA_IMAGE" test \
+            src/__tests__/loom-importer/
 
       - name: Verify long recording performance in the production image
         env:
@@ -199,7 +203,19 @@ jobs:
         run: |
           if [[ "$IMAGE_TAG" == "latest" ]]; then
             current="$(gh api "repos/${GITHUB_REPOSITORY}/git/ref/heads/main" --jq .object.sha)"
-            [[ "$current" == "$GITHUB_SHA" ]] || exit 1
+            if [[ "$current" != "$GITHUB_SHA" ]]; then
+              # Merge trains move main during the build. Keep the tag only when this commit is on main and no newer commit changes this workflow's paths, so an older image can never replace a newer one.
+              comparison="$(gh api "repos/${GITHUB_REPOSITORY}/compare/${GITHUB_SHA}...${current}")"
+              [[ "$(jq -r .status <<<"$comparison")" == "ahead" ]] || exit 1
+              (($(jq '.files | length' <<<"$comparison") < 300)) || exit 1
+              jq -e '[.files[] | .filename, (.previous_filename // empty)
+                | select(startswith("apps/media-server/")
+                  or . == "scripts/benchmark-instant-audio.py"
+                  or . == "scripts/benchmark-audio-intelligibility.py"
+                  or . == "scripts/test-audio-intelligibility.py"
+                  or . == ".github/workflows/docker-build-media-server.yml")]
+                | length == 0' <<<"$comparison" >/dev/null || exit 1
+            fi
           fi
           sources=()
           for path in /tmp/digests/*; do

.github/workflows/engine-verify-os.yml

@@ -178,6 +178,13 @@ jobs:
           name: verify-archive-${{ inputs.platform }}-${{ github.run_attempt }}
           path: ${{ runner.temp }}
 
+      # A test process that crashes (SIGSEGV) leaves no Rust backtrace;
+      # macOS writes a crash report instead, collected below on failure.
+      - name: Mark crash report start
+        if: inputs.platform == 'macos'
+        shell: bash
+        run: touch "$RUNNER_TEMP/crash-reports-since"
+
       - name: Prepare recorded fixtures without concurrent rendering
         if: contains(format(',{0},', inputs.suites), ',export,')
         shell: bash
@@ -217,8 +224,27 @@ jobs:
           --junit "$CAP_VERIFY_REPORT_DIR/junit.xml" --flaky "$CAP_VERIFY_FLAKY_FILE"
           "$CAP_VERIFY_REPORT_DIR" >> "$GITHUB_STEP_SUMMARY"
 
+      - name: Collect macOS crash reports
+        id: crash-reports
+        if: failure() && inputs.platform == 'macos'
+        continue-on-error: true
+        shell: bash
+        run: |
+          dest="$RUNNER_TEMP/verify-report/crash-reports"
+          for dir in "$HOME/Library/Logs/DiagnosticReports" /Library/Logs/DiagnosticReports; do
+            [[ -d "$dir" ]] || continue
+            { find "$dir" -type f \( -name '*.ips' -o -name '*.crash' \) -newer "$RUNNER_TEMP/crash-reports-since" -print0 2>/dev/null || true; } |
+              while IFS= read -r -d '' report; do
+                mkdir -p "$dest"
+                cp "$report" "$dest/" && echo "collected $report" || echo "could not copy $report"
+              done
+          done
+          if [[ -n "$(ls -A "$dest" 2>/dev/null)" ]]; then
+            echo "collected=true" >> "$GITHUB_OUTPUT"
+          fi
+
       - name: Upload report
-        if: always() && steps.test.outcome != 'skipped'
+        if: always() && (steps.test.outcome != 'skipped' || steps.crash-reports.outputs.collected == 'true')
         uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4.6.2
         with:
           name: verify-report-${{ inputs.platform }}-${{ inputs.tier }}-${{ matrix.shard }}