Harden Docker package context

.dockerignore

@@ -1,4 +1,5 @@
 .git
+.github
 .gitignore
 .dockerignore
 README.md
@@ -19,8 +20,31 @@ logs/
 *.log
 .env
 .env.*
+config.yaml
+config/*.yaml
+!config.example.yaml
+*.pem
+*.key
+*.crt
+*.p12
+*.pfx
+.jwt_secret
+*.secret
+secrets.*
+secret.*
+api_keys.*
+apikey.*
+tokens.*
+token.*
+password.*
 .idea/
 .vscode/
+.workbuddy/
 node_modules/
 web/dist/
 bin/
+*.exe
+*.dll
+*.so
+*.dylib
+*~