Cache better (#296)

* Many improvements around bandwidth use

- Use ETags for RSS/Atom feeds
- Use cache-control headers
- Update to rust nightly (for rust-analyzer and faster builds)
- Limit feeds to the last 20 posts:
  https://twitter.com/theprincessxena/status/1349891678857998339
- Use if-none-match to limit bandwidth further

Also does this:

- bump go_vanity to 0.3.0 and lets users customize the branch name
- fix formatting on jsonfeed
- remove last vestige of kubernetes/docker support

Signed-off-by: Christine Dodrill <me@christine.website>

* expire cache quicker for dynamic pages

Signed-off-by: Christine Dodrill <me@christine.website>

* add rss ttl

Signed-off-by: Christine Dodrill <me@christine.website>

* add blogpost

Signed-off-by: Christine Dodrill <me@christine.website>

1 files changed, 0 insertions, 23 deletions

diff --git a/docker.nix b/docker.nix
deleted file mode 100644
index a49bb18..0000000
--- a/docker.nix
+++ /dev/null
@@ -1,23 +0,0 @@
-{ system ? builtins.currentSystem }:
-
-let
-  sources = import ./nix/sources.nix;
-  pkgs = import sources.nixpkgs { inherit system; };
-  callPackage = pkgs.lib.callPackageWith pkgs;
-  site = callPackage ./default.nix { };
-
-  dockerImage = pkg:
-    pkgs.dockerTools.buildLayeredImage {
-      name = "xena/christinewebsite";
-      tag = "latest";
-
-      contents = [ pkgs.cacert pkg ];
-
-      config = {
-        Cmd = [ "${pkg}/bin/xesite" ];
-        Env = [ "CONFIG_FNAME=${pkg}/config.dhall" "RUST_LOG=info" ];
-        WorkingDir = "/";
-      };
-    };
-
-in dockerImage site