erlang_ls config file for better dev experience

erlang_ls.config

@@ -0,0 +1,24 @@
+# otp_path: "/path/to/otp/lib/erlang"
+deps_dirs:
+  - "deps/*"
+diagnostics:
+  disabled: []
+  enabled:
+    - crossref
+    - dialyzer
+    - elvis
+    - compiler
+include_dirs:
+  - "deps"
+  - "deps/*/include"
+# lenses:
+#   enabled:
+#     - ct-run-test
+#     - show-behaviour-usages
+#   disabled: []
+# macros:
+#   - name: DEFINED_WITH_VALUE
+#     value: 42
+code_reload:
+  node: rabbit@localhost
+plt_path: .rabbitmq_server_release.plt