Fix contrast issues with text-muted and bg-dark classes

- Fixed Bootstrap bg-dark class to use better contrasting color
- Added comprehensive text-muted contrast fixes for various contexts
- Improved dark theme colors for better accessibility
- Fixed CSS inheritance issues for code elements in dark contexts
- All color choices meet WCAG AA contrast requirements

.pre-commit-config.yaml

@@ -0,0 +1,134 @@
+# Pre-commit hooks for UnitForge
+# See https://pre-commit.com for more information
+# See https://pre-commit.com/hooks.html for more hooks
+
+repos:
+  # yaml-language-server: $schema=https://json.schemastore.org/pre-commit-config.json
+  # General hooks
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v4.5.0
+    hooks:
+      - id: trailing-whitespace
+      - id: end-of-file-fixer
+      - id: check-yaml
+      - id: check-added-large-files
+      - id: check-case-conflict
+      - id: check-merge-conflict
+      - id: check-json
+      - id: check-toml
+      - id: debug-statements
+      - id: requirements-txt-fixer
+
+  # Python code formatting
+  - repo: https://github.com/psf/black
+    rev: 23.12.1
+    hooks:
+      - id: black
+        language_version: python3
+        args: [--line-length=88]
+
+  # Import sorting
+  - repo: https://github.com/PyCQA/isort
+    rev: 5.13.2
+    hooks:
+      - id: isort
+        args: [--profile=black, --line-length=88]
+
+  # Linting
+  - repo: https://github.com/PyCQA/flake8
+    rev: 7.0.0
+    hooks:
+      - id: flake8
+        args: ["--max-line-length=88", "--extend-ignore=E203,W503"]
+
+  # Type checking
+  - repo: https://github.com/pre-commit/mirrors-mypy
+    rev: v1.8.0
+    hooks:
+      - id: mypy
+        additional_dependencies:
+          - types-PyYAML
+          - types-requests
+        args: [--ignore-missing-imports]
+
+  # Security scanning
+  - repo: https://github.com/PyCQA/bandit
+    rev: 1.7.6
+    hooks:
+      - id: bandit
+        args: [-r, backend/]
+        exclude: tests/
+
+  # Dockerfile linting
+  - repo: https://github.com/hadolint/hadolint
+    rev: v2.12.0
+    hooks:
+      - id: hadolint-docker
+        args: [--ignore, DL3008, --ignore, DL3009]
+
+  # Shell script linting
+  - repo: https://github.com/shellcheck-py/shellcheck-py
+    rev: v0.9.0.6
+    hooks:
+      - id: shellcheck
+        args: [-e, SC1091]
+
+  # YAML formatting
+  - repo: https://github.com/pre-commit/mirrors-prettier
+    rev: v4.0.0-alpha.8
+    hooks:
+      - id: prettier
+        types: [yaml]
+        exclude: \.github/
+
+  # Local hooks for project-specific checks
+  - repo: local
+    hooks:
+      - id: pytest-check
+        name: pytest-check
+        entry: python -m pytest tests/ --tb=short
+        language: system
+        pass_filenames: false
+        always_run: true
+        stages: [pre-commit]
+
+      - id: unitforge-cli-check
+        name: unitforge-cli-check
+        entry: bash -c 'source .venv/bin/activate 2>/dev/null || true; ./unitforge-cli --help >/dev/null'
+        language: system
+        pass_filenames: false
+        always_run: true
+        stages: [pre-commit]
+
+      - id: check-systemd-templates
+        name: check-systemd-templates
+        entry: |
+          python -c "
+          import sys
+          sys.path.insert(0, 'backend')
+          from app.core.templates import template_registry
+          templates = template_registry.list_templates()
+          print(f'✓ Found {len(templates)} valid templates')
+          for t in templates:
+              print(f'  - {t.name} ({t.unit_type.value})')
+          "
+        language: system
+        pass_filenames: false
+        always_run: true
+        stages: [pre-commit]
+
+# Configuration
+default_language_version:
+  python: python3
+
+ci:
+  autofix_commit_msg: |
+    [pre-commit.ci] auto fixes from pre-commit.com hooks
+
+    for more information, see https://pre-commit.ci
+  autofix_prs: true
+  autoupdate_branch: ""
+  autoupdate_commit_msg: "[pre-commit.ci] pre-commit autoupdate"
+  autoupdate_schedule: weekly
+  skip: []
+  submodules: false