feat(types): add SiteStep and refactor GameStep for new intro flow

src/data/game/gameStateConfig.ts

@@ -1,16 +1,24 @@
-import type { GameStep, MainGameState } from "@/types/game";
+import type { GameStep, MainGameState, SiteStep } from "@/types/game";
 
-export const GAME_STEPS: readonly GameStep[] = [
-  "intro",
-  "start-intro",
+/**
+ * Steps for the /site onboarding page
+ */
+export const SITE_STEPS: readonly SiteStep[] = [
+  "welcome",
+  "situation",
   "naming",
-  "bienvenue",
-  "star-move",
-  "mission2",
-  "searching",
-  "helped",
-  "manipulation",
-  "outOfFabrik",
+  "transition",
+];
+
+/**
+ * Steps for the intro sequence (after /site, on / route)
+ */
+export const GAME_STEPS: readonly GameStep[] = [
+  "loading-map",
+  "video",
+  "dialogue-intro",
+  "reveal",
+  "playing",
 ];
 
 export const MAIN_GAME_STATES: readonly MainGameState[] = [
@@ -21,9 +29,14 @@ export const MAIN_GAME_STATES: readonly MainGameState[] = [
   "outro",
 ] as const;
 
+const SITE_STEP_VALUES: ReadonlySet<string> = new Set(SITE_STEPS);
 const GAME_STEP_VALUES: ReadonlySet<string> = new Set(GAME_STEPS);
 const MAIN_GAME_STATE_VALUES: ReadonlySet<string> = new Set(MAIN_GAME_STATES);
 
+export function isSiteStep(value: unknown): value is SiteStep {
+  return typeof value === "string" && SITE_STEP_VALUES.has(value);
+}
+
 export function isGameStep(value: unknown): value is GameStep {
   return typeof value === "string" && GAME_STEP_VALUES.has(value);
 }