chore(ci): run protonvpn config container

ci/internal/secrets.go

@@ -0,0 +1,42 @@
+package internal
+
+import (
+	"bufio"
+	"context"
+	"fmt"
+	"os"
+	"strings"
+)
+
+func readSecrets(ctx context.Context, expectedSecrets []string) (lines []string, err error) {
+	scanner := bufio.NewScanner(os.Stdin)
+	lines = make([]string, 0, len(expectedSecrets))
+
+	for i := range expectedSecrets {
+		fmt.Println("🤫 reading", expectedSecrets[i], "from Stdin...")
+		if !scanner.Scan() {
+			break
+		}
+		lines = append(lines, strings.TrimSpace(scanner.Text()))
+		fmt.Println("🤫 "+expectedSecrets[i], "secret read successfully")
+		if ctx.Err() != nil {
+			return nil, ctx.Err()
+		}
+	}
+
+	if err := scanner.Err(); err != nil {
+		return nil, fmt.Errorf("reading secrets from stdin: %w", err)
+	}
+
+	if len(lines) < len(expectedSecrets) {
+		return nil, fmt.Errorf("expected %d secrets via Stdin, but only received %d",
+			len(expectedSecrets), len(lines))
+	}
+	for i, line := range lines {
+		if line == "" {
+			return nil, fmt.Errorf("secret on line %d/%d was empty", i+1, len(lines))
+		}
+	}
+
+	return lines, nil
+}