diff --git a/Dockerfile b/Dockerfile
index 1bdf952..11e1348 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/dotnet/core/sdk:3.0 AS build
+FROM mcr.microsoft.com/dotnet/core/sdk:3.1 AS build
 WORKDIR /src
 COPY ["src/SteamOpenIdConnectProvider.csproj", "SteamOpenIdConnectProvider/"]
 RUN dotnet restore "SteamOpenIdConnectProvider/SteamOpenIdConnectProvider.csproj"
@@ -9,7 +9,7 @@ RUN dotnet build "SteamOpenIdConnectProvider.csproj" -c Release -o /app
 FROM build AS publish
 RUN dotnet publish "SteamOpenIdConnectProvider.csproj" -c Release -o /app
 
-FROM mcr.microsoft.com/dotnet/core/aspnet:3.0 AS base
+FROM mcr.microsoft.com/dotnet/core/aspnet:3.1 AS base
 WORKDIR /app
 COPY --from=publish /app .
 EXPOSE 80
diff --git a/src/tempkey.jwk b/src/tempkey.jwk
new file mode 100644
index 0000000..c6794b2
--- /dev/null
+++ b/src/tempkey.jwk
@@ -0,0 +1 @@
+{"alg":"RS256","d":"p4oGmQtBwfoOIP4uu1SYd34EwUpNldfrb9rv8GZtVo2_aEk98b41Y4vRhvcbcXrNpfmO_Acm0RhD3YaO5t995doDoJXnGx1eWHZ5ukYnothzrCSnElVP8dWv86_C7Kd1Y5YpFzydFtAj4cKVPaJxgRDSBzV2SpxD-hIFz5P396finhSq3JngOMF6_fQ7Spgri6-YWVKn1E048ZrwTcShU4AyAS7ZZF5aRQ7-ocjnxQQQGGxK6XEMuJ4ejLRCbtNilqPq2K-qXAfAgCn0LRvoSguTf1fLIF0NdrhEQ7thIIhwWyPHermEzFwI6eAPHxgB-38C9bR0kAJRWt-1gYpU6Q","dp":"Tca0Jbi7dunhrvGHk0fx6VTr9ZJUEMa1h-RWB5ssWo1N3nbA5HMolZIpVoaauUDwWUsw0su__qRgn5Z3Mz7ZKStsJqTVphgp8hYx7Ts4btEF_V0NX5sVChWGNduTHrOcP8jFyKC0TS-EVQ72KNeTxZiNBdmb4MA9cyrV7kG_Psc","dq":"Yt5hP8ReTsfwdDzrNmkrFXzhOerYIlr4ZMObFuRBsacrVMK215GEZMD_LLA0f552NaFa7qGYoASYyZq2FxExGqRAEfOUKFaCdv0iisbqqYn8bdTmFFXTUNh1tggccPU_tYu_Wy01Tc37lwH9Ntzy1LRb6xdCGLnuux6BvQ-RjKE","e":"AQAB","kid":"9F6F2EFA4ECCD1F097D3E4971F2FC780","kty":"RSA","n":"641GUwajfXH6z3bVHdFAcU0CSrTw_GUDqAhYuUQkZ-FHLOT7JosHSrrGXHcfL7FwW5nKMB7yMdbs_zCElSbJwh3ctlcDHS_G1AlISeYF07EVhUS-Unf6U-GmiIcBa1Bm3oehydZOpBrnOE4-R4wBjpgC2x_fUAJdYBYkin5r2--RMFcXwm1f7i5kmOZ66AXwcjQjJTzllaFF201ELaiyKVHEjFraDhueETi7oTtVfuC5hOe67smYmsj8rO4ouPy_nk9rMuFMdOLcTmV_MwJ7NYI6mwIuuhzZCvhqN_NgZ3mh8NbAo9wCO3x3IfUxItWmQZWLPFuWkG58dp3rpiiAHQ","p":"7TOF638E9qoN5oU98hqIX0ppmnTWzkvFUshIGOOKCJLGKMYhayifvTllZnzK2qYEDZ-BaVqn7mu1kRQVOcReNXLw7kXu52WzzpYUvuiibFrVuaFGqg14Llk7f5ktkh9d1QGIGYYLh9Ga0TV-BqsOIYb4druy-W_zFER9Snb7WSc","q":"_jhJlVl-BdkaJ_0aET0-Lbg7sGmaPy__WsHOcrxFAD_t9dsnouBNCi2t24Ogs4j6QXts9OBqFIrGc0JeB3cpva7z2U6lKWhnoNwZJi5_cS6AzTstklv_vt9xcPPPuC7Fc6kb3wV3_r9UvZr1zc1QsIYxfbOjRi_25AKKKP4Ovxs","qi":"NHzFBttjPbyJpewBSfgOcwgx55eDXFfT5OStOCrb5cJEJmXFx34slhK_JBwusoVQXjsUyELlaTpovBdeOY4nmu3i0C_9t8fFYZ9tJ9yG9c-cfwz96bCuys8_sbJmRc2jqlwAcaRZLHLUqdknfKzAtJ5eESopVD2hju8CiY3t2pE"}
\ No newline at end of file