Feature/add tests

.github/workflows/test.yml

@@ -0,0 +1,29 @@
+name: Test
+
+on:
+  push:
+    branches: ["**"]
+
+jobs:
+  test:
+    name: cargo test
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust toolchain
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Cache cargo registry & build artifacts
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.cargo/registry
+            ~/.cargo/git
+            target
+          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
+          restore-keys: ${{ runner.os }}-cargo-
+
+      - name: Run tests
+        run: cargo test

AGENTS.md

@@ -131,3 +131,7 @@ If port 8080 is already in use, try 8081, 8082, etc.
 
 <!-- This section is maintained by the repository owner. -->
 <!-- Add your personal preferences, style rules, and agent behavior guidelines here. -->
+
+### Git Policy
+
+Never run `git commit`, `git push`, or create pull requests unless the user explicitly requests it. Always leave changes staged or unstaged for the user to review before committing.

Cargo.toml

@@ -9,8 +9,9 @@ reqwest = { version = "0.13", features = ["json", "native-tls-vendored"] }
 bytes = "1"
 chrono = { version = "0.4", features = ["clock"] }
 serde = { version = "1", features = ["derive"] }
-serde_json = "1"
+serde_json = { version = "1", features = ["preserve_order"] }
 clap = { version = "4", features = ["derive", "env"] }
+csv = "1"
 flate2 = "1"
 anyhow = "1"
 humanize-duration = "0.0.7"
@@ -23,3 +24,6 @@ tokio = { version = "1", features = [
     "io-util",
     "io-std",
 ] }
+
+[dev-dependencies]
+tempfile = "3"