chore: update Go module path to github.com/metamorphosis-dev/kafka

Module path now matches the GitHub mirror location.
All internal imports updated across 35+ files.

internal/search/merge.go

@@ -5,7 +5,7 @@ import (
 	"net/url"
 	"strings"
 
-	"github.com/ashie/gosearch/internal/contracts"
+	"github.com/metamorphosis-dev/kafka/internal/contracts"
 )
 
 // MergeResponses merges multiple SearXNG-compatible JSON responses.

internal/search/merge_test.go

@@ -4,7 +4,7 @@ import (
 	"strings"
 	"testing"
 
-	"github.com/ashie/gosearch/internal/contracts"
+	"github.com/metamorphosis-dev/kafka/internal/contracts"
 )
 
 func TestMergeResponses_DedupResultsAndSets(t *testing.T) {

internal/search/service.go

@@ -6,10 +6,10 @@ import (
 	"sync"
 	"time"
 
-	"github.com/ashie/gosearch/internal/cache"
-	"github.com/ashie/gosearch/internal/contracts"
-	"github.com/ashie/gosearch/internal/engines"
-	"github.com/ashie/gosearch/internal/upstream"
+	"github.com/metamorphosis-dev/kafka/internal/cache"
+	"github.com/metamorphosis-dev/kafka/internal/contracts"
+	"github.com/metamorphosis-dev/kafka/internal/engines"
+	"github.com/metamorphosis-dev/kafka/internal/upstream"
 )
 
 type ServiceConfig struct {

internal/search/service_test.go

@@ -6,8 +6,8 @@ import (
 	"testing"
 	"time"
 
-	"github.com/ashie/gosearch/internal/contracts"
-	"github.com/ashie/gosearch/internal/engines"
+	"github.com/metamorphosis-dev/kafka/internal/contracts"
+	"github.com/metamorphosis-dev/kafka/internal/engines"
 )
 
 // mockEngine is a test engine that returns a predefined response or error.

internal/search/types.go

@@ -1,6 +1,6 @@
 package search
 
-import "github.com/ashie/gosearch/internal/contracts"
+import "github.com/metamorphosis-dev/kafka/internal/contracts"
 
 // Re-export the JSON contract types so the rest of the code can stay in the
 // `internal/search` namespace without creating an import cycle.