Implemented basic functionality.

examples/ca_config.hcl

@@ -0,0 +1,13 @@
+ca "example_ca" {
+  name = "Example CA"
+  country = "PL"
+  organization = "ACME Corp"
+  serial_type = "random"
+  key_size = 4096
+  validity = "10y"
+
+  paths {
+    certificates = "certs"
+    private_keys = "private"
+  }
+}

examples/example-certificates.hcl

@@ -0,0 +1,20 @@
+defaults {
+    subject = "{{ .Name }}.koszewscy.waw.pl"
+    type = "server"
+    validity = "1y"
+    san = ["DNS:{{ .Name }}.koszewscy.waw.pl"]
+}
+
+certificate "grafana" {
+    # from default: subject = "{{ .Name }}.koszewscy.waw.pl" # result: grafana.koszewscy.waw.pl
+    # from default: type = "server"
+    # from default: validity = "1y"
+    # from default: san = ["DNS:{{ .Name }}.koszewscy.waw.pl"] # result: [ "DNS:grafana.koszewscy.waw.pl" ]
+}
+
+certificate "loki" {
+    subject = "{{ .Name }}.koszewscy.email" # result: loki.koszewscy.email
+    # from default: type = "server"
+    # from default: validity = "1y"
+    san = ["DNS:{{ .Name }}.koszewscy.email"] # result: [ "DNS:loki.koszewscy.email" ]
+}