feat: update cache key generation to use configurable cache version

Author: sundayonah

routers/middleware/caching.go

@@ -56,18 +56,17 @@ func NewCacheService(config config.RedisConfiguration) (*CacheService, error) {
 }
 
 func generateCacheKey(c *gin.Context) string {
-	// conf := config.RedisConfig()
-	conf := "v1"
+	conf := config.RedisConfig()
 	path := c.Request.URL.Path
 	switch {
 	case path == "/v1/currencies":
-		return fmt.Sprintf("%s:api:currencies:list", conf)
+		return fmt.Sprintf("%s:api:currencies:list", conf.CacheVersion)
 	case path == "/v1/pubkey":
-		return fmt.Sprintf("%s:api:aggregator:pubkey", conf)
+		return fmt.Sprintf("%s:api:aggregator:pubkey", conf.CacheVersion)
 	case len(c.Param("currency_code")) > 0:
-		return fmt.Sprintf("%s:api:institutions:%s", conf, c.Param("currency_code"))
+		return fmt.Sprintf("%s:api:institutions:%s", conf.CacheVersion, c.Param("currency_code"))
 	default:
-		return fmt.Sprintf("%s:api:%s", conf, path)
+		return fmt.Sprintf("%s:api:%s", conf.CacheVersion, path)
 	}
 }