feat: create chat sdk

chat_sdk.nimble

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+# Package
+
+version       = "0.0.1"
+author        = "Waku Chat Team"
+description   = "Chat features over Waku"
+license       = "MIT"
+srcDir        = "src"
+
+
+# Dependencies
+
+requires "nim >= 2.0.0"

src/chat_sdk.nim

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+# This is just an example to get you started. A typical library package
+# exports the main API in this file. Note that you cannot rename this file
+# but you can remove it if you wish.
+
+proc add*(x, y: int): int =
+  ## Adds two numbers together.
+  return x + y

src/chat_sdk/submodule.nim

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+# This is just an example to get you started. Users of your library will
+# import this file by writing ``import chat_sdk/submodule``. Feel free to rename or
+# remove this file altogether. You may create additional modules alongside
+# this file as required.
+
+type
+  Submodule* = object
+    name*: string
+
+proc initSubmodule*(): Submodule =
+  ## Initialises a new ``Submodule`` object.
+  Submodule(name: "Anonymous")

tests/config.nims

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+switch("path", "$projectDir/../src")

tests/test1.nim

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+# This is just an example to get you started. You may wish to put all of your
+# tests into a single file, or separate them into multiple `test1`, `test2`
+# etc. files (better names are recommended, just make sure the name starts with
+# the letter 't').
+#
+# To run these tests, simply execute `nimble test`.
+
+import unittest
+
+import chat_sdk
+test "can add":
+  check add(5, 5) == 10