feat(workspace): add package installation validation

.gitea/workflows/workspace-validate.yml

@@ -0,0 +1,55 @@
+name: Validate ShrinkSDK Workspace
+
+on:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+
+jobs:
+  unity:
+    runs-on: unity-2022.3.62f3
+    container:
+      image: docker.1panel.live/unityci/editor:ubuntu-2022.3.62f3-windows-mono-3
+      volumes:
+        - /www/dk_project/bt-recovery/gitea/runner/seedskey-unity-license:/root/.local/share/unity3d/Unity
+        - /www/dk_project/bt-recovery/gitea/runner/seedskey-unity-entitlements:/root/.config/unity3d/Unity/licenses
+    permissions:
+      contents: read
+    env:
+      UNITY_VERSION: 2022.3.62f3
+    steps:
+      - name: Fetch exact Workspace revision and submodules
+        shell: bash
+        run: |
+          set -euo pipefail
+          ref="${{ gitea.sha }}"
+          git init .
+          git remote add origin "https://git.crash.work/ShrinkSDK/Workspace.git"
+          git fetch --depth=1 origin "$ref"
+          git checkout --detach FETCH_HEAD
+          git submodule sync --recursive
+          git submodule update --init --recursive
+          module_count="$(git submodule status --recursive | wc -l | tr -d ' ')"
+          test "$module_count" = "21"
+          test -z "$(git submodule status --recursive | grep '^-')"
+          git submodule status --recursive
+
+      - name: Compile Workspace and validate package graph
+        shell: bash
+        run: |
+          set -euo pipefail
+          unity_bin="$(command -v unity-editor || command -v unity || command -v Unity || true)"
+          test -n "$unity_bin"
+          mkdir -p Artifacts
+          "$unity_bin" -version | head -n 1 | grep -F "$UNITY_VERSION"
+          status=0
+          "$unity_bin" \
+            -batchmode \
+            -nographics \
+            -quit \
+            -projectPath "$PWD" \
+            -executeMethod ShrinkSDK.WorkspaceValidation.ShrinkSdkWorkspaceValidation.Run \
+            -logFile "$PWD/Artifacts/unity-workspace-validation.log" || status=$?
+          tail -n 240 "$PWD/Artifacts/unity-workspace-validation.log" || true
+          exit "$status"