chore(tfstated): use a struct{} as context.Context key

cmd/tfstated/post.go

@@ -25,7 +25,7 @@ func handlePost(db *database.DB) http.Handler {
 			_ = errorResponse(w, http.StatusBadRequest, err)
 			return
 		}
-		account := r.Context().Value("account").(*model.Account)
+		account := r.Context().Value(model.AccountContextKey{}).(*model.Account)
 		if idMismatch, err := db.SetState(r.URL.Path, account.Id, data, id); err != nil {
 			if idMismatch {
 				_ = errorResponse(w, http.StatusConflict, err)

pkg/basic_auth/middleware.go

@@ -6,6 +6,7 @@ import (
 	"time"
 
 	"git.adyxax.org/adyxax/tfstated/pkg/database"
+	"git.adyxax.org/adyxax/tfstated/pkg/model"
 )
 
 func Middleware(db *database.DB) func(http.Handler) http.Handler {
@@ -32,7 +33,7 @@ func Middleware(db *database.DB) func(http.Handler) http.Handler {
 				http.Error(w, "Internal Server Error", http.StatusInternalServerError)
 				return
 			}
-			ctx := context.WithValue(r.Context(), "account", account)
+			ctx := context.WithValue(r.Context(), model.AccountContextKey{}, account)
 			next.ServeHTTP(w, r.WithContext(ctx))
 		})
 	}

pkg/model/account.go

@@ -2,6 +2,8 @@ package model
 
 import "time"
 
+type AccountContextKey struct{}
+
 type Account struct {
 	Id        int
 	Username  string