feat: add sourceignore

Signed-off-by: Devin Buhl <devin@buhl.casa>

.sourceignore

@@ -0,0 +1,17 @@
+# See https://toolkit.fluxcd.io/components/source/gitrepositories/#excluding-files
+.github/
+.taskfiles/
+.vscode/
+provision/
+tmpl/
+.config.sample.env
+.envrc
+.gitattributes
+.gitignore
+.pre-commit-config.yaml
+.sops.yaml
+ansible.cfg
+configure
+LICENSE
+README.md
+Taskfile.yml