feat(gstack2): consolidated runtime — execution-result contract, profiles, capability readiness, hardening

.gitattributes

@@ -49,5 +49,5 @@ bin/*        text eol=lf
 # The committed diagram-render bundle is hash-pinned (BUILD_INFO sha256);
 # a CRLF rewrite on Windows checkout would break the drift test and change
 # the content-addressed staged filename.
-lib/diagram-render/dist/*.html text eol=lf
+lib/diagram-render/dist/*.html text eol=lf whitespace=-trailing-space
 lib/diagram-render/dist/*.json text eol=lf

.github/workflows/actionlint.yml

@@ -4,6 +4,10 @@ on: [push, pull_request]
 permissions:
   contents: read
 
+concurrency:
+  group: actionlint-${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   actionlint:
     runs-on: ubicloud-standard-8

.github/workflows/ci-image.yml

@@ -16,6 +16,10 @@ on:
   # Manual trigger
   workflow_dispatch:
 
+concurrency:
+  group: ci-image
+  cancel-in-progress: false
+
 jobs:
   build:
     runs-on: ubicloud-standard-8

.github/workflows/dependency-review.yml

@@ -0,0 +1,21 @@
+name: Dependency Review
+
+on:
+  pull_request:
+    branches: [main]
+
+permissions:
+  contents: read
+
+concurrency:
+  group: dependency-review-${{ github.event.pull_request.number }}
+  cancel-in-progress: true
+
+jobs:
+  dependency-review:
+    runs-on: ubuntu-24.04
+    steps:
+      - name: Review dependency changes
+        uses: actions/dependency-review-action@2031cfc080254a8a887f58cffee85186f0e49e48 # v4.9.0
+        with:
+          fail-on-severity: high

.github/workflows/osv-scanner.yml

@@ -0,0 +1,26 @@
+name: OSV Scanner
+
+on:
+  schedule:
+    - cron: '23 7 * * 1'
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+concurrency:
+  group: osv-scanner
+  cancel-in-progress: true
+
+jobs:
+  scan:
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+    uses: google/osv-scanner-action/.github/workflows/osv-scanner-reusable.yml@3adb4b14a2b0623876d18d863a498b785fb3752d # v2.3.8
+    with:
+      scan-args: |-
+        --include-git-root
+        --recursive
+        ./

.github/workflows/quality-gate.yml

@@ -10,6 +10,10 @@ on:
 permissions:
   contents: read
 
+concurrency:
+  group: quality-gate-${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   quality:
     runs-on: ubuntu-24.04

.github/workflows/scorecard.yml

@@ -0,0 +1,46 @@
+name: OpenSSF Scorecard
+
+on:
+  branch_protection_rule:
+  schedule:
+    - cron: '41 7 * * 1'
+  push:
+    branches: [main]
+
+permissions:
+  contents: read
+
+concurrency:
+  group: scorecard-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  analysis:
+    runs-on: ubuntu-24.04
+    permissions:
+      contents: read
+      security-events: write
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
+        with:
+          persist-credentials: false
+
+      - name: Run Scorecard analysis
+        uses: ossf/scorecard-action@4eaacf0543bb3f2c246792bd56e8cdeffafb205a # v2.4.3
+        with:
+          results_file: results.sarif
+          results_format: sarif
+          publish_results: false
+
+      - name: Upload Scorecard results to code scanning
+        uses: github/codeql-action/upload-sarif@85b88275909735f5bc23196090e03d2eb148b3de # v3.32.4
+        with:
+          sarif_file: results.sarif
+
+      - name: Upload Scorecard results artifact
+        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4
+        with:
+          name: scorecard-results
+          path: results.sarif
+          retention-days: 5

.github/workflows/skill-docs.yml

@@ -4,6 +4,10 @@ on: [push, pull_request]
 permissions:
   contents: read
 
+concurrency:
+  group: skill-docs-${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   check-freshness:
     runs-on: ubicloud-standard-8

.osv-scanner.toml

@@ -0,0 +1,15 @@
+# OSV-Scanner configuration.
+# Direct/transitive dependency versions are pinned to their fixed releases via
+# the `overrides` block in package.json; this file only records advisories we
+# have assessed as not-reachable or not-fixable without disproportionate risk.
+
+[[IgnoredVulns]]
+id = "GHSA-frvp-7c67-39w9"
+# @hono/node-server 1.19.x. Reachable only through @modelcontextprotocol/sdk,
+# which is an unused transitive dependency (no source file imports it) and never
+# starts a Hono HTTP server, so the advisory's request path is not exercised.
+# The only fix is @hono/node-server 2.0.5, a major bump the MCP SDK pins against
+# (^1.19.9); forcing it via override risks breaking the SDK at runtime for a
+# vulnerability we do not expose. Re-evaluate if the MCP SDK becomes a direct,
+# server-hosting dependency.
+reason = "Unreachable transitive (unused @modelcontextprotocol/sdk); fix requires a risky major override on a pinned peer dep."

README.md

@@ -611,8 +611,12 @@ Data is stored in [Supabase](https://supabase.com) (open source Firebase alterna
 
 ## Troubleshooting
 
-For GStack 2, first run `gstack doctor` (or `gstack doctor --json`) when the
-optional runtime is installed. For skill discovery problems, use the standard
+For GStack 2, run `gstack doctor --capability browser|design|diagram|pdf|ios`
+(optionally `--json`) for a focused, non-mutating readiness result. It reports
+pure-judgment availability, platform support, preview consent, install consent,
+and runtime readiness separately; see
+[`docs/gstack-2/CAPABILITY-READINESS.md`](docs/gstack-2/CAPABILITY-READINESS.md).
+For skill discovery problems, use the standard
 installer's list and reinstall commands; do not manually copy host paths. The
 entries below apply to legacy 1.x installations.
 

browse/test/data-platform.test.ts

@@ -118,10 +118,14 @@ describe('validateTempPath', () => {
     expect(() => validateTempPath('/tmp/nonexistent-file-12345.jpg')).toThrow(/not found/i);
   });
 
-  it('rejects paths in cwd', () => {
-    // Create a real file in cwd to test the path check (not the existence check)
-    const cwdFile = path.join(process.cwd(), 'package.json');
-    expect(() => validateTempPath(cwdFile)).toThrow(/temp directory/i);
+  it('rejects a temp-directory symlink that resolves outside temp', () => {
+    const link = path.join(TEMP_DIR, `test-temp-link-${Date.now()}`);
+    fs.symlinkSync('/etc/passwd', link);
+    try {
+      expect(() => validateTempPath(link)).toThrow(/temp directory/i);
+    } finally {
+      fs.unlinkSync(link);
+    }
   });
 
   it('rejects absolute paths outside safe dirs', () => {