ci: test woodpecker

Signed-off-by: Amneesh Singh <natto@weirdnatto.in>

.woodpecker/ci.yml

@@ -0,0 +1,16 @@
+pipeline:
+  build-and-deploy:
+    image: nixos/nix:latest
+    environment:
+      - NIX_FLAGS=--extra-experimental-features "nix-command flakes"
+    commands:
+      - nix-env -iA nixpkgs.cachix
+      - cachix use $CACHIX_NAME
+      - cachix watch-exec pain nix -- $NIX_FLAGS shell .#site
+      - site clean
+      - site rebuild
+      - eval `ssh-agent`
+      - echo $REMOTE_KEY | ssh-add -
+      - site deploy
+
+    secrets: [ cachix_auth_token, cachix_name, remote_key ]