diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
new file mode 100644
index 0000000..1779c6d
--- /dev/null
+++ b/.github/workflows/test.yml
@@ -0,0 +1,22 @@
+name: test
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: erlef/setup-beam@v1
+        with:
+          otp-version: "26.0.2"
+          gleam-version: "1.4.1"
+          rebar3-version: "3"
+          # elixir-version: "1.15.4"
+      - run: gleam deps download
+      - run: gleam test
+      - run: gleam format --check src test
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..d5e3bb6
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,6 @@
+*.beam
+*.ez
+/build
+erl_crash.dump
+
+.env*
diff --git a/.mise.toml b/.mise.toml
new file mode 100644
index 0000000..0434e30
--- /dev/null
+++ b/.mise.toml
@@ -0,0 +1,3 @@
+[tools]
+gleam = "1.4"
+rebar = "3"
diff --git a/gleam.toml b/gleam.toml
new file mode 100644
index 0000000..70c141f
--- /dev/null
+++ b/gleam.toml
@@ -0,0 +1,19 @@
+name = "weather_api"
+version = "1.0.0"
+
+# Fill out these fields if you intend to generate HTML documentation or publish
+# your project to the Hex package manager.
+#
+# description = ""
+# licences = ["Apache-2.0"]
+# repository = { type = "github", user = "", repo = "" }
+# links = [{ title = "Website", href = "" }]
+#
+# For a full reference of all the available options, you can have a look at
+# https://gleam.run/writing-gleam/gleam-toml/.
+
+[dependencies]
+gleam_stdlib = ">= 0.34.0 and < 2.0.0"
+
+[dev-dependencies]
+gleeunit = ">= 1.0.0 and < 2.0.0"
diff --git a/manifest.toml b/manifest.toml
new file mode 100644
index 0000000..e851620
--- /dev/null
+++ b/manifest.toml
@@ -0,0 +1,11 @@
+# This file was generated by Gleam
+# You typically do not need to edit this file
+
+packages = [
+  { name = "gleam_stdlib", version = "0.40.0", build_tools = ["gleam"], requirements = [], otp_app = "gleam_stdlib", source = "hex", outer_checksum = "86606B75A600BBD05E539EB59FABC6E307EEEA7B1E5865AFB6D980A93BCB2181" },
+  { name = "gleeunit", version = "1.2.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "gleeunit", source = "hex", outer_checksum = "F7A7228925D3EE7D0813C922E062BFD6D7E9310F0BEE585D3A42F3307E3CFD13" },
+]
+
+[requirements]
+gleam_stdlib = { version = ">= 0.34.0 and < 2.0.0" }
+gleeunit = { version = ">= 1.0.0 and < 2.0.0" }
diff --git a/src/weather_api.gleam b/src/weather_api.gleam
new file mode 100644
index 0000000..9b5cbf9
--- /dev/null
+++ b/src/weather_api.gleam
@@ -0,0 +1,5 @@
+import gleam/io
+
+pub fn main() {
+  io.println("Hello from weather_api!")
+}
diff --git a/test/weather_api_test.gleam b/test/weather_api_test.gleam
new file mode 100644
index 0000000..3831e7a
--- /dev/null
+++ b/test/weather_api_test.gleam
@@ -0,0 +1,12 @@
+import gleeunit
+import gleeunit/should
+
+pub fn main() {
+  gleeunit.main()
+}
+
+// gleeunit test functions end in `_test`
+pub fn hello_world_test() {
+  1
+  |> should.equal(1)
+}