fix: Print command output if mage is not running in verbose mode (#23)

Default log output for precommit:

```
› mage lint:precommit
Trim Trailing Whitespace.................................................Passed
Mixed line ending........................................................Passed
Don't commit to branch...................................................Passed
Check for added large files..............................................Passed
Check for case conflicts.................................................Passed
Check for merge conflicts................................................Passed
Check that executables have shebangs.................(no files to check)Skipped
Check for broken symlinks............................(no files to check)Skipped
Fix End of Files.........................................................Passed
Non-executable shell script filename ends in .sh.....(no files to check)Skipped
shellcheck...........................................(no files to check)Skipped
```

dagger/precommit/dagger.go

@@ -2,7 +2,6 @@ package precommit
 
 import (
 	"context"
-
 	"dagger.io/dagger"
 
 	"github.com/mesosphere/daggers/dagger/options"
@@ -14,15 +13,15 @@ const (
 	precommitHomeEnvVar = "PRE_COMMIT_HOME"
 )
 
-func Run(ctx context.Context, client *dagger.Client, workdir *dagger.Directory, opts ...Option) error {
+func Run(ctx context.Context, client *dagger.Client, workdir *dagger.Directory, opts ...Option) (string, error) {
 	cfg := defaultConfig()
 	for _, o := range opts {
 		cfg = o(cfg)
 	}
 
 	srcDirID, err := workdir.ID(ctx)
 	if err != nil {
-		return err
+		return "", err
 	}
 
 	// Create a pre-commit container
@@ -32,7 +31,7 @@ func Run(ctx context.Context, client *dagger.Client, workdir *dagger.Directory,
 	for _, c := range cfg.containerCustomizers {
 		container, err = c(container, client)
 		if err != nil {
-			return err
+			return "", err
 		}
 	}
 
@@ -42,14 +41,14 @@ func Run(ctx context.Context, client *dagger.Client, workdir *dagger.Directory,
 		"/usr/local/bin/pre-commit-2.20.0.pyz",
 	)(container, client)
 	if err != nil {
-		return err
+		return "", err
 	}
 
 	container, err = options.CacheDirectoryWithKeyFromFileHash(
 		ctx, cacheDir, "precommit-hooks-", configFileName,
 	)(container, client)
 	if err != nil {
-		return err
+		return "", err
 	}
 
 	container = container.WithEnvVariable(precommitHomeEnvVar, cacheDir).
@@ -62,10 +61,5 @@ func Run(ctx context.Context, client *dagger.Client, workdir *dagger.Directory,
 		})
 
 	// Run container and get Exit code
-	_, err = container.ExitCode(ctx)
-	if err != nil {
-		return err
-	}
-
-	return nil
+	return container.Stdout().Contents(ctx)
 }

mage/precommit/mage.go

@@ -2,6 +2,7 @@ package precommit
 
 import (
 	"context"
+	"fmt"
 	"os"
 
 	"dagger.io/dagger"
@@ -43,5 +44,17 @@ func PrecommitWithOptions(ctx context.Context, opts ...precommitdagger.Option) e
 		opts = append([]precommitdagger.Option{precommitdagger.BaseImage(baseImage)}, opts...)
 	}
 
-	return precommitdagger.Run(ctx, client, client.Host().Workdir().Read(), opts...)
+	cmdOut, err := precommitdagger.Run(ctx, client, client.Host().Workdir().Read(), opts...)
+
+	// When verbose flag is false, the output is not printed to the console, only redirected to the log file.
+	// To work around this, we print the output to the console if the verbose flag is not set.
+	if !verbose {
+		fmt.Println(cmdOut)
+	}
+
+	if err != nil {
+		return err
+	}
+
+	return nil
 }