Add dagger golang use case

Signed-off-by: Vasek - Tom C <tom.chauveau@epitech.eu>

docs/tests/use-cases/ci-cd-for-go-project/build/dagger.cue

@@ -0,0 +1,32 @@
+package main
+
+import (
+	"dagger.io/dagger"
+	"universe.dagger.io/go"
+)
+
+dagger.#Plan & {
+	client: {
+		// Retrieve go source code
+		filesystem: ".": read: {
+			contents: dagger.#FS
+			include: ["go.mod", "go.sum", "**/*.go"]
+		}
+	}
+
+	actions: {
+		// Alias to code directory
+		_code: client.filesystem.".".read.contents
+
+		// Improved go base image with useful tool
+		// Enable cgo by installing build-base
+		_base: go.#Image & {
+			packages: "build-base": version: _
+		}
+
+		// Build go project
+		build: go.#Build & {
+			source: _code
+		}
+	}
+}

docs/tests/use-cases/ci-cd-for-go-project/push/dagger.cue

@@ -0,0 +1,69 @@
+package main
+
+import (
+	"dagger.io/dagger"
+	"universe.dagger.io/go"
+	"universe.dagger.io/docker"
+	"universe.dagger.io/alpine"
+)
+
+dagger.#Plan & {
+	client: {
+		// Retrieve go source code
+		filesystem: ".": read: {
+			contents: dagger.#FS
+			include: ["go.mod", "go.sum", "**/*.go"]
+		}
+
+		// Retrieve docker password from environment
+		env: DOCKER_PASSWORD: dagger.#Secret
+	}
+
+	actions: {
+		// Alias to code
+		_code: client.filesystem.".".read.contents
+
+		// Improved go base image with useful tool
+		_base: go.#Image & {
+			packages: "build-base": version: _
+		}
+
+		// Build go project
+		build: go.#Build & {
+			source: _code
+		}
+
+		// Build docker image (depends on build)
+		image: {
+			_base: alpine.#Build & {}
+
+			docker.#Build & {
+				steps: [
+					docker.#Copy & {
+						input:    _base.output
+						contents: build.output
+						dest:     "/usr/bin"
+					},
+					docker.#Set & {
+						config: cmd: ["/<path>/<to>/<your>/<binary>"]
+					},
+				]
+			}
+		}
+
+		// Push image to remote registry (depends on image)
+		push: {
+			// Docker username
+			_dockerUsername: "<docker username>"
+
+			docker.#Push & {
+				"image": image.output
+				dest:    "\(_dockerUsername)/<repository>:<tag>"
+				auth: {
+					username: "\(_dockerUsername)"
+					secret:   client.env.DOCKER_PASSWORD
+				}
+			}
+		}
+	}
+}

docs/tests/use-cases/ci-cd-for-go-project/test/dagger.cue

@@ -0,0 +1,34 @@
+package main
+
+import (
+	"dagger.io/dagger"
+	"universe.dagger.io/go"
+)
+
+dagger.#Plan & {
+	client: {
+		// Retrieve go source code
+		filesystem: ".": read: {
+			contents: dagger.#FS
+			include: ["go.mod", "go.sum", "**/*.go"]
+		}
+	}
+
+	actions: {
+		// Alias to code directory
+		_code: client.filesystem.".".read.contents
+
+		// Improved go base image with useful tool
+		// Enable cgo by installing build-base
+		_base: go.#Image & {
+			packages: "build-base": version: _
+		}
+
+		// Run go unit test
+		"unit-test": go.#Test & {
+			source:  _code
+			package: "./..."
+			input:   _base.output
+		}
+	}
+}