add dagger support

.dagger/modules/gitfut/.gitattributes

@@ -0,0 +1,3 @@
+/dagger.gen.go linguist-generated
+/internal/dagger/** linguist-generated
+/internal/telemetry/** linguist-generated

.dagger/modules/gitfut/.gitignore

@@ -0,0 +1,4 @@
+/dagger.gen.go
+/internal/dagger
+/internal/telemetry
+/.env

.dagger/modules/gitfut/dagger-module.toml

@@ -0,0 +1,5 @@
+name = "gitfut"
+engineVersion = "v1.0.0-beta.5"
+
+[runtime]
+  source = "go"

.dagger/modules/gitfut/go.mod

@@ -0,0 +1,53 @@
+module dagger/gitfut
+
+go 1.26.4
+
+require (
+	github.com/Khan/genqlient v0.8.1
+	github.com/dagger/otel-go v1.43.0
+	github.com/dagger/querybuilder v0.0.0-20260402040506-574a5e81cb59
+	github.com/vektah/gqlparser/v2 v2.5.32
+	go.opentelemetry.io/otel v1.43.0
+	go.opentelemetry.io/otel/trace v1.43.0
+)
+
+require (
+	github.com/99designs/gqlgen v0.17.89 // indirect
+	github.com/cenkalti/backoff/v5 v5.0.3 // indirect
+	github.com/cespare/xxhash/v2 v2.3.0 // indirect
+	github.com/go-logr/logr v1.4.3 // indirect
+	github.com/go-logr/stdr v1.2.2 // indirect
+	github.com/google/uuid v1.6.0 // indirect
+	github.com/grpc-ecosystem/grpc-gateway/v2 v2.28.0 // indirect
+	github.com/sosodev/duration v1.4.0 // indirect
+	go.opentelemetry.io/auto/sdk v1.2.1 // indirect
+	go.opentelemetry.io/otel/exporters/otlp/otlplog/otlploggrpc v0.17.0 // indirect
+	go.opentelemetry.io/otel/exporters/otlp/otlplog/otlploghttp v0.17.0 // indirect
+	go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc v1.41.0 // indirect
+	go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetrichttp v1.41.0 // indirect
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.41.0 // indirect
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.41.0 // indirect
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.41.0 // indirect
+	go.opentelemetry.io/otel/log v0.17.0 // indirect
+	go.opentelemetry.io/otel/metric v1.43.0 // indirect
+	go.opentelemetry.io/otel/sdk v1.43.0
+	go.opentelemetry.io/otel/sdk/log v0.17.0 // indirect
+	go.opentelemetry.io/otel/sdk/metric v1.43.0 // indirect
+	go.opentelemetry.io/proto/otlp v1.9.0 // indirect
+	golang.org/x/net v0.51.0 // indirect
+	golang.org/x/sync v0.20.0 // indirect
+	golang.org/x/sys v0.42.0 // indirect
+	golang.org/x/text v0.34.0 // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20260226221140-a57be14db171 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20260226221140-a57be14db171 // indirect
+	google.golang.org/grpc v1.79.3 // indirect
+	google.golang.org/protobuf v1.36.11 // indirect
+)
+
+replace go.opentelemetry.io/otel/exporters/otlp/otlplog/otlploggrpc => go.opentelemetry.io/otel/exporters/otlp/otlplog/otlploggrpc v0.16.0
+
+replace go.opentelemetry.io/otel/exporters/otlp/otlplog/otlploghttp => go.opentelemetry.io/otel/exporters/otlp/otlplog/otlploghttp v0.16.0
+
+replace go.opentelemetry.io/otel/log => go.opentelemetry.io/otel/log v0.16.0
+
+replace go.opentelemetry.io/otel/sdk/log => go.opentelemetry.io/otel/sdk/log v0.16.0

.dagger/modules/gitfut/go.sum

@@ -0,0 +1,97 @@
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+github.com/agnivade/levenshtein v1.2.1/go.mod h1:QVVI16kDrtSuwcpd0p1+xMC6Z/VfhtCyDIjcwga4/DU=
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.dagger/modules/gitfut/main.go

@@ -0,0 +1,106 @@
+// GitFut as a Dagger module: build the Next.js app, run it as a service, and
+// scout GitHub profiles into FIFA-style card PNGs.
+package main
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"time"
+
+	"dagger/gitfut/internal/dagger"
+)
+
+type Gitfut struct {
+	// GitHub token used both to identify the caller and to let the app query
+	// the GitHub GraphQL API.
+	// +private
+	GhToken *dagger.Secret
+}
+
+func New(
+	// GitHub token (e.g. --gh-token cmd://"gh auth token")
+	ghToken *dagger.Secret,
+) *Gitfut {
+	return &Gitfut{GhToken: ghToken}
+}
+
+// Gitfut returns the generated card PNG for the given username, defaulting to
+// the user that owns the GitHub token.
+func (m *Gitfut) Gitfut(
+	ctx context.Context,
+	// +defaultPath="/"
+	// +ignore=["node_modules", ".next", ".git", ".dagger", "dagger.toml", "dagger.lock"]
+	source *dagger.Directory,
+	// GitHub username to scout; defaults to the token's owner
+	// +optional
+	username string,
+) (*dagger.File, error) {
+	if username == "" {
+		login, err := m.tokenLogin(ctx)
+		if err != nil {
+			return nil, err
+		}
+		username = login
+	}
+
+	return dag.Container().
+		From("curlimages/curl:8.14.1").
+		WithServiceBinding("gitfut", m.App(source)).
+		// The card is scouted from live GitHub stats — never serve a stale one.
+		WithEnvVariable("CACHE_BUSTER", time.Now().String()).
+		WithExec([]string{
+			"curl", "-fsSL", "--retry", "5", "--retry-connrefused", "--retry-delay", "2",
+			"-o", "/tmp/card.png", fmt.Sprintf("http://gitfut:3000/%s.png", username),
+		}).
+		File("/tmp/card.png"), nil
+}
+
+// App builds the Next.js app and returns it as a service on port 3000.
+func (m *Gitfut) App(
+	// +defaultPath="/"
+	// +ignore=["node_modules", ".next", ".git", ".dagger", "dagger.toml", "dagger.lock"]
+	source *dagger.Directory,
+) *dagger.Service {
+	return m.build(source).
+		WithSecretVariable("GITHUB_TOKEN", m.GhToken).
+		WithExposedPort(3000).
+		AsService(dagger.ContainerAsServiceOpts{Args: []string{"npm", "start"}})
+}
+
+func (m *Gitfut) build(source *dagger.Directory) *dagger.Container {
+	return dag.Container().
+		From("node:24-alpine").
+		WithWorkdir("/app").
+		WithMountedCache("/root/.npm", dag.CacheVolume("gitfut-npm")).
+		// Install deps off package files only, so code edits don't bust the layer.
+		WithFile("package.json", source.File("package.json")).
+		WithFile("package-lock.json", source.File("package-lock.json")).
+		WithExec([]string{"npm", "ci"}).
+		WithDirectory(".", source).
+		WithExec([]string{"npm", "run", "build"})
+}
+
+// tokenLogin resolves the GitHub login that owns the token.
+func (m *Gitfut) tokenLogin(ctx context.Context) (string, error) {
+	out, err := dag.Container().
+		From("curlimages/curl:8.14.1").
+		WithSecretVariable("GITHUB_TOKEN", m.GhToken).
+		WithExec([]string{"sh", "-c",
+			`curl -fsSL -H "Authorization: Bearer $GITHUB_TOKEN" https://api.github.com/user`,
+		}).
+		Stdout(ctx)
+	if err != nil {
+		return "", fmt.Errorf("resolving token owner: %w", err)
+	}
+	var user struct {
+		Login string `json:"login"`
+	}
+	if err := json.Unmarshal([]byte(out), &user); err != nil {
+		return "", fmt.Errorf("parsing github /user response: %w", err)
+	}
+	if user.Login == "" {
+		return "", fmt.Errorf("github /user returned no login")
+	}
+	return user.Login, nil
+}

dagger.lock

@@ -0,0 +1,2 @@
+[["version","1"]]
+["","git.head",["https://github.com/dagger/go-sdk"],"0d7261b1f889a28a12e9ad8cbbca1e5fe9747f68","float"]

dagger.toml

@@ -0,0 +1,24 @@
+# Dagger workspace configuration
+# Install modules with: dagger mod install <module>
+# Example:
+#   dagger mod install github.com/dagger/dagger/modules/wolfi
+
+# Run generators as part of 'dagger check' and fail when generated files are
+# stale. Set to false to skip them by default (like 'dagger check --no-generate').
+check-generated = true
+
+[modules.go-sdk]
+source = "github.com/dagger/go-sdk"
+
+# Marker filename that skips generate when found at or above a Go SDK module root.
+# settings.skipGenerateFilename = ""
+
+[modules.gitfut]
+source = ".dagger/modules/gitfut"
+entrypoint = true
+
+[modules.go-sdk.as-sdk]
+name = "go"
+
+[[modules.go-sdk.as-sdk.modules]]
+path = ".dagger/modules/gitfut"