update: implement env vars for cache config

.gitignore

@@ -1,2 +1,3 @@
 node_modules
 .wrangler
+.DS_Store

src/config.js

@@ -1,27 +1,28 @@
 export const Config = {
   // Hasura secret to verify the sender.
-  headers: { "hasura-m-auth": "zZkhKqFjqXR4g5MZCsJUZCnhCcoPyZ" },
+  headers: { "hasura-m-auth": process.env.HASURA_M_AUTH },
 
   // A list of queries we'd like to cache.
   //
   // These queries can also be written over multiple lines with whatever
   // indentation you'd prefer, as the hashing key mechanism works in terms of
   // the parsed query, which doesn't preserve whitespace.
   queries_to_cache: [
-    { query: "query test { artist { name } }"
+    {
+      query: "query test { artist { name } }",
 
       // The time for which a value will survive in the cache. After this, the
       // cache will be invalidated, and the next occurrence of the query will
       // repopulate the cache.
-    , time_to_live: 6
-    }
+      time_to_live: 6,
+    },
   ],
 
   // The URL for a Redis instance.
-  redis_url: "redis://redis:6379",
+  redis_url: process.env.GLOBAL_REDIS_INSTANCE_URL,
 
   // The URL for an opentelemetry collector.
-  otel_endpoint: "http://jaeger:4318/v1/traces",
+  otel_endpoint: process.env.GLOBAL_OTEL_EXPORTER_OTLP_ENDPOINT,
 
   // Any other OpenTelemetry headers to send to the collector.
   // otel_headers: { Authorization: 'pat <my-personal-access-token>' }