chore: work computer setup, gitprofile update

hosts/s/config/git/local.d/work-git

@@ -0,0 +1,2 @@
+Host tfs.ia.corp.svea.com
+  IdentityFile ~/.ssh/id_rsa

hosts/s/config/git/overrides/config

@@ -0,0 +1,26 @@
+# vim: ft=gitconfig sw=2 ts=2 et
+[include]
+  path = ~/.dotfiles/config/git/shared
+
+[gpg]
+  format = ssh
+
+[user]
+  name = Ismo Vuorinen
+  email = ismo.vuorinen@svea.com
+  signingkey = ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIMmEaS/pitd8TzLNaXf0ojTydEyFp2TWoDctuqTEF8Aw
+
+[gpg "ssh"]
+  program = /Applications/1Password.app/Contents/MacOS/op-ssh-sign
+  allowedSignersFile = ~/.ssh/allowed_signers
+
+[commit]
+  gpgsign = true
+
+[credential "https://github.com"]
+  helper =
+  helper = !/opt/homebrew/bin/gh auth git-credential
+
+[credential "https://gist.github.com"]
+  helper =
+  helper = !/opt/homebrew/bin/gh auth git-credential