Track render graph validation config module

Author: DoubleStyx

.gitignore

@@ -21,6 +21,8 @@ mono_crash.*
 
 # Build results
 [Dd]ebug/
+!crates/renderide/src/config/types/debug/
+!crates/renderide/src/config/types/debug/*.rs
 [Dd]ebugPublic/
 [Rr]elease/
 [Rr]eleases/

crates/renderide/src/config/types/debug/validation.rs

@@ -0,0 +1,40 @@
+//! Render-graph validation policy persisted under `[debug]`.
+
+use serde::{Deserialize, Serialize};
+
+/// Runtime policy for render-graph declaration and execution validation.
+#[derive(Clone, Copy, Debug, Default, PartialEq, Eq, Hash, Serialize, Deserialize)]
+#[serde(rename_all = "snake_case")]
+pub enum RenderGraphValidationMode {
+    /// Validation is disabled except for invariants already required by graph construction.
+    Off,
+    /// Validation diagnostics are logged and exposed but do not stop execution.
+    #[default]
+    Warn,
+    /// Validation diagnostics become build or execute errors.
+    Strict,
+}
+
+impl RenderGraphValidationMode {
+    /// Every validation mode in renderer-config display order.
+    pub const ALL: &'static [Self] = &[Self::Off, Self::Warn, Self::Strict];
+
+    /// Human-readable label for the renderer config HUD.
+    pub const fn label(self) -> &'static str {
+        match self {
+            Self::Off => "Off",
+            Self::Warn => "Warn",
+            Self::Strict => "Strict",
+        }
+    }
+
+    /// Returns whether this mode should collect diagnostics.
+    pub const fn enabled(self) -> bool {
+        !matches!(self, Self::Off)
+    }
+
+    /// Returns whether diagnostics should be treated as errors.
+    pub const fn is_strict(self) -> bool {
+        matches!(self, Self::Strict)
+    }
+}