netlify: Europa port

- Fix netlify.#Deploy (there's still FIXMEs)
- Externalize the `deploy.sh` script
- Add tests
- Misc engine fixes for more explicit error messages

Signed-off-by: Andrea Luzzardi <aluzzardi@gmail.com>

pkg/universe.dagger.io/netlify/test/netlify-test.cue

@@ -0,0 +1,61 @@
+package yarn
+
+import (
+	"encoding/yaml"
+
+	"dagger.io/dagger"
+	"dagger.io/dagger/engine"
+
+	"universe.dagger.io/netlify"
+	"universe.dagger.io/alpine"
+	"universe.dagger.io/bash"
+)
+
+dagger.#Plan & {
+	inputs: secrets: test: command: {
+		name: "sops"
+		args: ["-d", "../../test_secrets.yaml"]
+	}
+
+	actions: {
+		testSecrets: engine.#TransformSecret & {
+			input: inputs.secrets.test.contents
+			#function: {
+				input:  _
+				output: yaml.Unmarshal(input)
+			}
+		}
+
+		marker: "hello world"
+
+		data: engine.#WriteFile & {
+			input:    engine.#Scratch
+			path:     "index.html"
+			contents: marker
+		}
+
+		// Deploy to netlify
+		deploy: netlify.#Deploy & {
+			team:  "blocklayer"
+			token: testSecrets.output.netlifyToken.contents
+
+			site:     "dagger-test"
+			contents: data.output
+		}
+
+		_alpine: alpine.#Build & {
+			packages: {
+				bash: {}
+				curl: {}
+			}
+		}
+
+		// Check if the website was deployed
+		verify: bash.#Run & {
+			input:  _alpine.output
+			script: #"""
+		  test "$(curl \#(deploy.deployUrl))" = "\#(marker)"
+		  """#
+		}
+	}
+}

pkg/universe.dagger.io/netlify/test/netlify.bats

@@ -0,0 +1,9 @@
+setup() {
+    load '../../bats_helpers'
+
+    common_setup
+}
+
+@test "netlify.#Deploy" {
+    dagger up ./netlify-test.cue
+}

pkg/universe.dagger.io/netlify/test/simple/simple.cue

@@ -1,9 +0,0 @@
-package netlify
-
-import (
-	"dagger.io/dagger"
-)
-
-deploy: #Deploy & {
-	contents: dagger.#Scratch
-}