Narrow development guidance to provisional contract

Keep plan enrichment internal and read-only pending consumer agreement and runtime pilot evidence. Move knowledge to its independent PR and remove the consumer-owned forensic evaluator.

Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>

Copilot-Session: 638b66d2-9f06-4f60-8781-808709e1485c

.github/workflows/development-guidance.yml

@@ -1,25 +0,0 @@
-name: Validate read-only development guidance
-
-on:
-  pull_request:
-    branches: [main]
-  push:
-    branches: [main]
-
-jobs:
-  validate-development-guidance:
-    strategy:
-      matrix:
-        os: [ubuntu-latest, windows-latest]
-    runs-on: ${{ matrix.os }}
-    steps:
-      - name: Check out repository
-        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
-
-      - name: Validate and prepare development-guidance fixtures
-        shell: pwsh
-        run: ./tools/Test-DevelopmentGuidanceFixtures.ps1 -Root . -PrepareDirectory "$env:RUNNER_TEMP/bcquality-development-guidance-fixtures"
-
-      - name: Run credential-free guidance evaluator regressions
-        shell: pwsh
-        run: ./tools/Test-DevelopmentGuidanceEvaluator.ps1