Dashboard: Remove unused envs from .env.example and turbo config (#7779)

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## PR-Codex overview
This PR primarily focuses on cleaning up the environment variables in the `turbo.json` and `.env.example` files, removing several unused keys and updating comments for clarity.

### Detailed summary
- Removed multiple environment variables from `turbo.json`.
- Updated comments and reorganized sections in `apps/dashboard/.env.example`.
- Added `NEXT_PUBLIC_THIRDWEB_VAULT_URL` and `NEXT_PUBLIC_ENGINE_CLOUD_URL` as required.
- Clarified purpose for `DASHBOARD_SECRET_KEY` and `API_ROUTES_CLIENT_ID`.

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<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit

* **Chores**
  * Cleaned up and reorganized environment variable examples for improved clarity and usability.
  * Removed deprecated and unused environment variables.
  * Updated placeholder formatting and improved instructions for setting required variables.
  * Simplified and reduced the environment variable list used during dashboard build tasks.
  * Added new environment variables for insight service and Stripe integration.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->

Author: MananTank

apps/dashboard/.env.example

@@ -1,29 +1,22 @@
-#
 # Public (client)
-#
-
-# API authorized domain
-# not required to build, defaults to prod
-NEXT_PUBLIC_THIRDWEB_DOMAIN="localhost:3000"
+# ------------------------------------------------------------------------
 
 # API host. For local development, please use "https://api.thirdweb-dev.com"
 # otherwise: "https://api.thirdweb.com"
+# local host - http://127.0.0.1:3005
 NEXT_PUBLIC_THIRDWEB_API_HOST="https://api.thirdweb-dev.com"
 
 # Bridge API. For local development, please use "https://bridge.thirdweb-dev.com"
 # otherwise: "https://bridge.thirdweb.com"
 NEXT_PUBLIC_THIRDWEB_BRIDGE_HOST="https://bridge.thirdweb-dev.com"
 
-# Paper API host
+# in-app wallet host
 NEXT_PUBLIC_THIRDWEB_EWS_API_HOST="https://ews.thirdweb-dev.com"
 
-# thirdweb local api host
-# NEXT_PUBLIC_THIRDWEB_API_HOST="http://127.0.0.1:3005"
-
-# Client ID
-# Get the client id from https://thirdweb.com/create-api-key and set it here,
+# Client ID - Required
+# Get the client id from https://thirdweb.com/create-api-key and set it here, and also set DASHBOARD_SECRET_KEY below
 # make sure to allow localhost:3000 in the allowed origins
-NEXT_PUBLIC_DASHBOARD_CLIENT_ID="<replace_me_with_your_client_id>"
+NEXT_PUBLIC_DASHBOARD_CLIENT_ID=""
 
 # IPFS gateway url
 NEXT_PUBLIC_IPFS_GATEWAY_URL="https://{clientId}.thirdwebstorage-dev.com/ipfs/{cid}/{path}"
@@ -39,54 +32,35 @@ NEXT_PUBLIC_TYPESENSE_CONTRACT_API_KEY=
 # - not required for prod/staging
 NEXT_PUBLIC_POSTHOG_KEY=""
 
-# Stripe Customer portal
-NEXT_PUBLIC_STRIPE_KEY=
-
-NEXT_PUBLIC_STRIPE_PAYMENT_METHOD_CFG_ID=
-
-#
-# Private (server)
-#
-# Get the secret key from https://thirdweb.com/create-api-key and set it here, Make sure to allow localhost:3000 in the allowed origins
-DASHBOARD_SECRET_KEY="<replace_me_with_your_secret_key>"
-
-# Client id for api routes
-API_ROUTES_CLIENT_ID=
+# required for server wallet management
+NEXT_PUBLIC_THIRDWEB_VAULT_URL=""
+NEXT_PUBLIC_ENGINE_CLOUD_URL=""
 
 
+# Demo Engine - required for showing demo engine page
+NEXT_PUBLIC_DEMO_ENGINE_URL=""
 
-# Hubspot Access Token (used for contact us form)
-# - not required to build (unless testing contact us form)>
-HUBSPOT_ACCESS_TOKEN=
 
-# Upload server url
-NEXT_PUBLIC_DASHBOARD_UPLOAD_SERVER="https://storage.thirdweb-preview.com"
+# Private (server)
+# ------------------------------------------------------------------------
 
-# Unthread variables - only required for submitting the support form in /support
-UNTHREAD_API_KEY=""
-UNTHREAD_TRIAGE_CHANNEL_ID=""
-UNTHREAD_EMAIL_INBOX_ID=""
-UNTHREAD_FREE_TIER_ID=""
-UNTHREAD_GROWTH_TIER_ID=""
-UNTHREAD_PRO_TIER_ID=""
+# Get the secret key from https://thirdweb.com/create-api-key and set it here and also set NEXT_PUBLIC_DASHBOARD_CLIENT_ID above,
+# Make sure to allow localhost:3000 in the allowed origins
+DASHBOARD_SECRET_KEY="<replace_me_with_your_secret_key>"
 
-# Demo Engine
-NEXT_PUBLIC_DEMO_ENGINE_URL=""
+# Client id for api routes - required for contract OG image generation
+API_ROUTES_CLIENT_ID=
 
 # API server secret (required for thirdweb.com SIWE login). Copy from Vercel.
 API_SERVER_SECRET=""
 
-# Used for the Faucet page (/<chain_id>)
+# Used in faucet on chain page (/<chain-id>) and login page (/login) - turnstile is disabled in localhost development
 NEXT_PUBLIC_TURNSTILE_SITE_KEY=""
 TURNSTILE_SECRET_KEY=""
+
 REDIS_URL=""
 
 ANALYTICS_SERVICE_URL=""
 
-
 # required for billing parts of the dashboard (team -> settings -> billing / invoices)
 STRIPE_SECRET_KEY=""
-
-# required for server wallet management
-NEXT_PUBLIC_THIRDWEB_VAULT_URL=""
-NEXT_PUBLIC_ENGINE_CLOUD_URL=""

turbo.json

@@ -72,38 +72,24 @@
       "dependsOn": ["^build"],
       "env": [
         "SENTRY_AUTH_TOKEN",
-        "MORALIS_API_KEY",
-        "ETHERSCAN_KEY",
-        "SSR_ALCHEMY_KEY",
         "BEEHIIV_API_KEY",
-        "GITHUB_API_TOKEN",
-        "LUMA_API_KEY",
-        "HUBSPOT_ACCESS_TOKEN",
         "API_ROUTES_CLIENT_ID",
         "DASHBOARD_SECRET_KEY",
         "SIMPLEHASH_API_KEY",
-        "NEYNAR_API_KEY",
         "THIRDWEB_ENGINE_URL",
         "THIRDWEB_ACCESS_TOKEN",
         "THIRDWEB_ENGINE_ACCESS_TOKEN",
-        "DEGEN_THIRDWEB_ENGINE_WALLET",
         "THIRDWEB_ENGINE_WALLET",
-        "UNTHREAD_TRIAGE_CHANNEL_ID",
-        "UNTHREAD_EMAIL_INBOX_ID",
-        "UNTHREAD_FREE_TIER_ID",
-        "UNTHREAD_GROWTH_TIER_ID",
-        "UNTHREAD_PRO_TIER_ID",
         "REDIS_URL",
-        "UNTHREAD_API_KEY",
-        "CHAINSAW_API_KEY",
         "ANALYTICS_SERVICE_URL",
         "DISABLE_FAUCET_CHAIN_IDS",
         "API_SERVER_SECRET",
         "TURNSTILE_SECRET_KEY",
         "NEXT_PUBLIC_TURNSTILE_SITE_KEY",
         "NEXT_PUBLIC_THIRDWEB_ENGINE_FAUCET_WALLET",
         "NEXT_PUBLIC_NEBULA_URL",
-        "INSIGHT_SERVICE_API_KEY"
+        "INSIGHT_SERVICE_API_KEY",
+        "STRIPE_SECRET_KEY"
       ],
       "outputs": [".next/**", "!.next/cache/**"]
     },