[chore] update go ffmpreg to v0.6.0 (#3515)

* pull in go-ffmpreg v0.6.0

* add code comment

* grrr linter

* set empty module name when calling ffmpeg / ffprobe

vendor/codeberg.org/gruf/go-ffmpreg/embed/ffmpeg/lib.go

@@ -1,25 +0,0 @@
-package ffmpeg
-
-import (
-	_ "embed"
-	"os"
-)
-
-func init() {
-	// Check for WASM source file path.
-	path := os.Getenv("FFMPEG_WASM")
-	if path == "" {
-		return
-	}
-
-	var err error
-
-	// Read file into memory.
-	B, err = os.ReadFile(path)
-	if err != nil {
-		panic(err)
-	}
-}
-
-//go:embed ffmpeg.wasm
-var B []byte

vendor/codeberg.org/gruf/go-ffmpreg/embed/ffprobe/lib.go

@@ -1,25 +0,0 @@
-package ffprobe
-
-import (
-	_ "embed"
-	"os"
-)
-
-func init() {
-	// Check for WASM source file path.
-	path := os.Getenv("FFPROBE_WASM")
-	if path == "" {
-		return
-	}
-
-	var err error
-
-	// Read file into memory.
-	B, err = os.ReadFile(path)
-	if err != nil {
-		panic(err)
-	}
-}
-
-//go:embed ffprobe.wasm
-var B []byte

vendor/codeberg.org/gruf/go-ffmpreg/embed/lib.go

@@ -0,0 +1,39 @@
+package embed
+
+import (
+	"bytes"
+	"compress/gzip"
+	_ "embed"
+	"io"
+	"os"
+)
+
+func init() {
+	var err error
+
+	if path := os.Getenv("FFMPREG_WASM"); path != "" {
+		// Read file into memory.
+		B, err = os.ReadFile(path)
+		if err != nil {
+			panic(err)
+		}
+	}
+
+	// Wrap bytes in reader.
+	b := bytes.NewReader(B)
+
+	// Create unzipper from reader.
+	gz, err := gzip.NewReader(b)
+	if err != nil {
+		panic(err)
+	}
+
+	// Extract gzipped binary.
+	B, err = io.ReadAll(gz)
+	if err != nil {
+		panic(err)
+	}
+}
+
+//go:embed ffmpreg.wasm.gz
+var B []byte

vendor/codeberg.org/gruf/go-ffmpreg/wasm/run.go

@@ -14,6 +14,11 @@ import (
 // wazero.Runtime on module instantiation.
 type Args struct {
 
+	// Program name, depending on the
+	// module being run this may or may
+	// not be necessary.
+	Name string
+
 	// Optional further module configuration function.
 	// (e.g. to mount filesystem dir, set env vars, etc).
 	Config func(wazero.ModuleConfig) wazero.ModuleConfig
@@ -39,7 +44,7 @@ func Run(
 
 	// Prefix arguments with module name.
 	cargs := make([]string, len(args.Args)+1)
-	cargs[0] = module.Name()
+	cargs[0] = args.Name
 	copy(cargs[1:], args.Args)
 
 	// Prepare new module configuration.