ci: expand integration matrix, add nextest JUnit reporting, workflow_dispatch

.config/nextest.toml

@@ -0,0 +1,2 @@
+[profile.ci]
+junit = { path = "junit.xml" }

.github/workflows/ci.yml

@@ -4,6 +4,16 @@ on:
   push:
     branches: ["**"]
   pull_request:
+  workflow_dispatch:
+    inputs:
+      skip_integration:
+        description: "Skip integration tests"
+        type: boolean
+        default: false
+
+permissions:
+  checks: write
+  contents: read
 
 env:
   CARGO_TERM_COLOR: always
@@ -68,7 +78,6 @@ jobs:
     name: Unit tests
     runs-on: ubuntu-latest
     needs: [build]
-
     steps:
       - uses: actions/checkout@v4
 
@@ -86,8 +95,28 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-cargo-
 
+      - name: Install cargo-nextest
+        uses: taiki-e/install-action@nextest
+
       - name: Run unit tests
-        run: cargo test --all
+        run: cargo nextest run --all --profile ci
+
+      - name: Publish test report (Checks tab)
+        uses: dorny/test-reporter@v2
+        if: always()
+        with:
+          name: Unit Tests
+          path: target/nextest/ci/junit.xml
+          reporter: java-junit
+          fail-on-error: false
+
+      - name: Publish test report (run summary)
+        uses: mikepenz/action-junit-report@v4
+        if: always()
+        with:
+          report_paths: target/nextest/ci/junit.xml
+          check_name: Unit Tests Summary
+          fail_on_failure: false
 
 # ─────────────────────────────────────────────────────────────────────────────
 # Job 3 – Integration tests (static mesh + chaos simulation)
@@ -102,6 +131,7 @@ jobs:
     name: Integration (${{ matrix.suite }})
     runs-on: ubuntu-latest
     needs: [build, test]
+    if: ${{ !inputs.skip_integration }}
 
     strategy:
       fail-fast: false
@@ -118,6 +148,36 @@ jobs:
           - suite: chaos-smoke-10
             type: chaos
             scenario: smoke-10
+          - suite: chaos-10
+            type: chaos
+            scenario: chaos-10
+          - suite: ethernet-mesh
+            type: chaos
+            scenario: ethernet-mesh
+          - suite: ethernet-only
+            type: chaos
+            scenario: ethernet-only
+          - suite: bottleneck-parent
+            type: chaos
+            scenario: bottleneck-parent
+          - suite: cost-avoidance
+            type: chaos
+            scenario: cost-avoidance
+          - suite: cost-mixed-7node
+            type: chaos
+            scenario: cost-mixed-7node
+          - suite: cost-reeval
+            type: chaos
+            scenario: cost-reeval
+          - suite: cost-stability
+            type: chaos
+            scenario: cost-stability
+          - suite: depth-vs-cost
+            type: chaos
+            scenario: depth-vs-cost
+          - suite: mixed-technology
+            type: chaos
+            scenario: mixed-technology
 
     steps:
       - uses: actions/checkout@v4