chore: add swiftlint

Signed-off-by: Alan Brault <alan.brault@visus.io>

.swiftlint.yml

@@ -0,0 +1,90 @@
+included:
+  - Tempestas
+  - Packages/TempestasDomain/Sources
+  - Packages/TempestasDomain/Tests
+  - Packages/TempestasInfrastructure/Sources
+  - Packages/TempestasInfrastructure/Tests
+  - Packages/TempestasPresentation/Sources
+  - Packages/TempestasPresentation/Tests
+  - TempestasTests
+  - TempestasUITests
+
+excluded:
+  - "**/.build"
+  - "**/.swiftpm"
+  - "**/DerivedData"
+
+opt_in_rules:
+  - array_init
+  - closure_end_indentation
+  - closure_spacing
+  - collection_alignment
+  - contains_over_filter_count
+  - contains_over_filter_is_empty
+  - contains_over_first_not_nil
+  - convenience_type
+  - discouraged_optional_boolean
+  - empty_count
+  - empty_string
+  - enum_case_associated_values_count
+  - explicit_init
+  - fatal_error_message
+  - first_where
+  - force_unwrapping
+  - identical_operands
+  - implicit_return
+  - joined_default_parameter
+  - last_where
+  - literal_expression_end_indentation
+  - modifier_order
+  - multiline_arguments
+  - multiline_parameters
+  - operator_usage_whitespace
+  - overridden_super_call
+  - pattern_matching_keywords
+  - prefer_self_type_over_type_of_self
+  - redundant_nil_coalescing
+  - redundant_type_annotation
+  - sorted_first_last
+  - sorted_imports
+  - static_operator
+  - strict_fileprivate
+  - toggle_bool
+  - trailing_closure
+  - unneeded_parentheses_in_closure_argument
+  - unused_import
+  - vertical_whitespace_closing_braces
+  - vertical_whitespace_opening_braces
+  - yoda_condition
+
+line_length:
+  warning: 120
+  error: 160
+  ignores_comments: true
+  ignores_urls: true
+
+type_body_length:
+  warning: 300
+  error: 400
+
+file_length:
+  warning: 400
+  error: 600
+  ignore_comment_only_lines: true
+
+function_body_length:
+  warning: 50
+  error: 80
+
+cyclomatic_complexity:
+  warning: 12
+  error: 20
+
+identifier_name:
+  min_length: 2
+  excluded:
+    - id
+    - x
+    - y
+
+reporter: "xcode"