2.0.0: changelog and skill docs for slugs and environments

Claude-Session: https://claude.ai/code/session_01SMCvdwDmuxoaqGgvGBLk1V

skills/rudder-web-sdk/reference/battlepass.md

@@ -2,7 +2,7 @@
 
 `BattlePassService` (source: `src/battlepass/BattlePassService.ts`).
 Call-and-response access to battle pass endpoints. Battle pass state is tied to
-a **scenario battle pass node**, so calls carry `scenarioId` + `nodeId` (plus
+a **scenario battle pass node**, so calls carry `scenarioSlug` + `nodeId` (plus
 `runId` for mutating calls). NOT observable — re-fetch progress explicitly
 after a mutation.
 
@@ -14,7 +14,7 @@ you already know the scenario/node/run identifiers.
 ## Methods
 
 ```ts
-getProgress(scenarioId: string, nodeId: string): Promise<GetBattlePassProgressResponse>
+getProgress(scenarioSlug: string, nodeId: string): Promise<GetBattlePassProgressResponse>
 addXp(request: AddBattlePassXpRequest): Promise<AddBattlePassXpResponse>
 claimReward(request: ClaimBattlePassRewardRequest): Promise<ClaimBattlePassRewardResponse>
 purchasePremium(request: PurchaseBattlePassPremiumRequest): Promise<PurchaseBattlePassPremiumResponse>
@@ -27,7 +27,7 @@ interface AddBattlePassXpRequest {
   amount?: number;
   nodeId?: string;
   runId?: string;
-  scenarioId?: string;
+  scenarioSlug?: string;
   source?: string;   // configured XP source
 }
 interface AddBattlePassXpResponse {
@@ -41,7 +41,7 @@ interface ClaimBattlePassRewardRequest {
   level?: number;
   nodeId?: string;
   runId?: string;
-  scenarioId?: string;
+  scenarioSlug?: string;
   track?: 'free' | 'premium';
 }
 interface ClaimBattlePassRewardResponse {
@@ -62,7 +62,7 @@ interface PurchaseBattlePassPremiumRequest {
   idempotencyKey?: string;
   nodeId?: string;
   runId?: string;
-  scenarioId?: string;
+  scenarioSlug?: string;
 }
 interface PurchaseBattlePassPremiumResponse {
   error?: string;
@@ -80,5 +80,5 @@ interface PurchaseBattlePassPremiumResponse {
   in the response and the typed error `code` (`RudderErrorCodes`).
 - `purchasePremium` charges the player's wallet; idempotent; pass your own
   `idempotencyKey` for safe retries.
-- Prefer the `onBattlePass` effect session, which binds `scenarioId` /
+- Prefer the `onBattlePass` effect session, which binds `scenarioSlug` /
   `nodeId` / `runId` and posts scenario callbacks for you.