removed nginx and altered caddy (build script changes too)

bin/rebuild_legacy.sh

@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+set -e
+pushd ~/.nix
+# nvim flake.nix
+# alejandra . &>/dev/null
+# git diff -U0 *.nix
+
+# add generation comment to flake.nix
+gen=$(nixos-rebuild list-generations | grep current)
+if sed -n '3p' flake.nix | grep -q '^# generation:'; then
+    # replace the comment on line 3
+    sed -i "3s/^# generation:.*/# generation: $gen/" flake.nix
+else
+    # insert comment on line 3
+    sed -i "3i# generation: $gen" flake.nix
+fi
+
+git diff -U0 $(find . -name '*.nix')
+
+echo "nixos rebuilding..."
+#sudo nixos-rebuild switch --flake ~/.nix#snowbelle &>.nixos-switch-log || (
+# cat .nixos-switch-log | grep --color error && false)
+sudo nixos-rebuild switch --flake ~/.nix#snowbelle 2>&1 | tee .nixos-switch-log | grep --color=always -E "error|$" && true
+
+git commit -am "$gen"
+popd