change staking to crowdfunding, add oracle challenge (#374)

Author: escottalexander

.changeset/few-geese-smash.md

@@ -0,0 +1,5 @@
+---
+"create-eth": patch
+---
+
+add crowdfunding-challenge

src/extensions/challenges.ts

@@ -8,10 +8,10 @@ export const challenges: Extension[] = [
     branch: "challenge-tokenization",
   },
   {
-    extensionFlagValue: "challenge-decentralized-staking",
-    description: "Speedrun Ethereum Challenge: Decentralized Staking App.",
+    extensionFlagValue: "challenge-crowdfunding",
+    description: "Speedrun Ethereum Challenge: Crowdfunding App.",
     repository: "https://github.com/scaffold-eth/se-2-challenges",
-    branch: "challenge-decentralized-staking",
+    branch: "challenge-crowdfunding",
   },
   {
     extensionFlagValue: "challenge-token-vendor",
@@ -49,6 +49,12 @@ export const challenges: Extension[] = [
     repository: "https://github.com/scaffold-eth/se-2-challenges",
     branch: "challenge-svg-nft",
   },
+  {
+    extensionFlagValue: "challenge-oracles",
+    description: "Speedrun Ethereum Challenge: Oracles.",
+    repository: "https://github.com/scaffold-eth/se-2-challenges",
+    branch: "challenge-oracles",
+  },
   {
     extensionFlagValue: "challenge-over-collateralized-lending",
     description: "Speedrun Ethereum Challenge: Over-collateralized Lending.",