feat: add flags to json schema

schemas/latest/dbt_project-latest.json

@@ -59,6 +59,80 @@
     "docs-paths": {
       "$ref": "#/$defs/array_of_strings"
     },
+    "flags": {
+      "type": "object",
+      "properties": {
+        "cache_selected_only": {
+          "type": "boolean"
+        },
+        "debug": {
+          "type": "boolean"
+        },
+        "fail_fast": {
+          "type": "boolean"
+        },
+        "indirect_selection": {
+          "type": "string"
+        },
+        "log_format": {
+          "type": "string"
+        },
+        "log_format_file": {
+          "type": "string"
+        },
+        "log_level": {
+          "type": "string"
+        },
+        "log_level_file": {
+          "type": "string"
+        },
+        "partial_parse": {
+          "type": "boolean"
+        },
+        "populate_cache": {
+          "type": "boolean"
+        },
+        "printer_width": {
+          "type": "integer"
+        },
+        "require_explicit_package_overrides_for_builtin_materializations": {
+          "type": "boolean"
+        },
+        "require_resource_names_without_spaces": {
+          "type": "boolean"
+        },
+        "send_anonymous_usage_stats": {
+          "type": "boolean"
+        },
+        "source_freshness_run_project_hooks": {
+          "type": "string"
+        },
+        "static_parser": {
+          "type": "boolean"
+        },
+        "use_colors": {
+          "type": "boolean"
+        },
+        "use_colors_file": {
+          "type": "boolean"
+        },
+        "use_experimental_parser": {
+          "type": "boolean"
+        },
+        "version_check": {
+          "type": "boolean"
+        },
+        "warn_error": {
+          "type": "boolean"
+        },
+        "warn_error_options": {
+          "type": "object"
+        },
+        "write_json": {
+          "type": "boolean"
+        }
+      }
+    },
     "log-path": {
       "type": "string"
     },
@@ -1035,4 +1109,4 @@
       "type": "string"
     }
   }
-}
+}

tests/latest/valid/dbt_project.yml

@@ -8,6 +8,9 @@ name: 'test'
 # This setting configures which "profile" dbt uses for this project.
 profile: 'test'
 
+flags: 
+  require_explicit_package_overrides_for_builtin_materializations: True
+
 # These configurations specify where dbt should look for different types of files.
 # The `model-paths` config, for example, states that models in this project can be
 # found in the "models/" directory. You probably won't need to change these!