add decision record template

doc/decisions/templates/template.md

@@ -0,0 +1,29 @@
+# NUMBER. TITLE
+
+| Date | Tags |
+|---|---|
+| DATE | e.g: architecture, database |
+
+
+## Status
+
+STATUS
+
+## Context
+
+Describe the context in which the decision has been made.
+Some questions that should give some ideas what to write here:
+
+- What problems have you encountered that this decision impacts?
+- What is the current state of things that are related to this decision?
+
+## Decision
+
+Describe your decision.
+
+- In what ways does it solve the aforementioned problems or improves something?
+- What tradeoffs does this decision make?
+
+## Consequences
+
+Expand on tradeoffs and other side-effects of this decision.