refactored voter registration code and tests

.env.example

@@ -7,4 +7,5 @@ NEXT_PUBLIC_TURNSTILE_SITE_KEY=cloudflare_turnstile_site_key_goes_here
 TURNSTILE_SECRET_KEY=cloudflare_turnstile_secret_key_goes_here
 NEXT_PUBLIC_SUPABASE_URL=supabase_api_url_goes_here
 NEXT_PUBLIC_SUPABASE_ANON_KEY=supabase_anon_key_goes_here
-SUPABASE_SERVICE_ROLE_KEY=supabase_service_role_key_goes_here 
+SUPABASE_SERVICE_ROLE_KEY=supabase_service_role_key_goes_here 
+VOTER_REGISTRATION_REPO_ENCRYPTION_KEY="result of npm run create-cryptokey"

.github/workflows/run-unit-tests.yml

@@ -13,7 +13,7 @@ jobs:
       NEXT_PUBLIC_SUPABASE_URL: http://127.0.0.1:54321
       NEXT_PUBLIC_SUPABASE_ANON_KEY: eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJzdXBhYmFzZS1kZW1vIiwicm9sZSI6ImFub24iLCJleHAiOjE5ODM4MTI5OTZ9.CRXP1A7WOeoJeXxjNni43kdQwgnWNReilDMblYTn_I0
       SUPABASE_SERVICE_ROLE_KEY: eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJzdXBhYmFzZS1kZW1vIiwicm9sZSI6InNlcnZpY2Vfcm9sZSIsImV4cCI6MTk4MzgxMjk5Nn0.EGIM96RAZx35lJzdJsyH-qQwv8Hdp7fsn3W0YpN81IU
-      CRYPTO_KEY: DvViBWSQfwFGSetPOVbIWZrMXYJh4wTVSE/+1QI/VTI=
+      CRYPTO_KEY: 'DvViBWSQfwFGSetPOVbIWZrMXYJh4wTVSE/+1QI/VTI='
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4

.gitignore

@@ -5,7 +5,6 @@
 /.pnp
 .pnp.js
 .yarn/install-state.gz
-src/__tests__/supabase/migrations/
 
 
 # testing

README.md

@@ -19,9 +19,8 @@ Replace the values of the variables inside .env with appropriate entries. Values
 Values for Supabase variables will be displayed in the terminal after running either `npm run supabase-dev:start` or `npm run supabase-test:start`. These values will be
 the same for both commands, and will be the same each time you run these commands.
 
-=======
-##  Selenium Tests 
-=======
+To create a CryptoKey to add as the value for the VOTER_REGISTRATION_REPO_ENCRYPTION_KEY, run `npm run create-cryptokey`.
+
 ## Selenium Tests
 
 ### Prerequisites