diff --git a/app/registry/catalogs/stable/000004.json b/app/registry/catalogs/stable/000004.json
new file mode 100644
index 0000000..945d085
--- /dev/null
+++ b/app/registry/catalogs/stable/000004.json
@@ -0,0 +1,110 @@
+{
+  "kind": "cc-theme.adapter-release-catalog",
+  "schemaVersion": 1,
+  "publicationStatus": "published",
+  "currentVersionPolicy": "explicit",
+  "channel": "stable",
+  "sequence": 4,
+  "publishedAt": "2026-07-23T07:20:53Z",
+  "expiresAt": "2027-01-19T07:20:53Z",
+  "keyId": "cc-theme-adapter-root-2026-07",
+  "revokedSha256": [],
+  "adapters": [
+    {
+      "adapterId": "mac-codex",
+      "current": {
+        "adapterVersion": "26.715.71837",
+        "adapterReleaseRevision": 3
+      },
+      "releases": [
+        {
+          "adapterVersion": "26.715.71837",
+          "adapterReleaseRevision": 3,
+          "assetIdentity": "mac-codex-26.715.71837-r3-macos-arm64",
+          "contracts": {
+            "minimumManagerVersion": "0.2.2",
+            "capabilityVersion": "2.0.0",
+            "unifiedThemeSchemaVersion": 1,
+            "adapterPackageSchemaVersion": 1
+          },
+          "packages": [
+            {
+              "platform": "macos",
+              "architecture": "arm64",
+              "assetName": "mac-codex-26.715.71837-r3-macos-arm64.ccadapter",
+              "bytes": 1098823,
+              "sha256": "6dd7938810b1b7f5f3ee7ff2b800f1b1df917ee0466e11eda8ab50bb7332cd34",
+              "manifestSha256": "63c7e190e137dfcb1405e080a34c08fd62ecbf3c7a4b6ad408718e2cb6b2a1ea",
+              "releaseTag": "cc-theme-v0.2.2-adapters.1",
+              "downloadUrl": "https://github.com/quanzhankeji/cc-theme/releases/download/cc-theme-v0.2.2-adapters.1/mac-codex-26.715.71837-r3-macos-arm64.ccadapter"
+            }
+          ]
+        }
+      ]
+    },
+    {
+      "adapterId": "mac-doubao",
+      "current": {
+        "adapterVersion": "2.19.9",
+        "adapterReleaseRevision": 4
+      },
+      "releases": [
+        {
+          "adapterVersion": "2.19.9",
+          "adapterReleaseRevision": 4,
+          "assetIdentity": "mac-doubao-2.19.9-r4-macos-arm64",
+          "contracts": {
+            "minimumManagerVersion": "0.2.2",
+            "capabilityVersion": "1.3.0",
+            "unifiedThemeSchemaVersion": 1,
+            "adapterPackageSchemaVersion": 1
+          },
+          "packages": [
+            {
+              "platform": "macos",
+              "architecture": "arm64",
+              "assetName": "mac-doubao-2.19.9-r4-macos-arm64.ccadapter",
+              "bytes": 187920,
+              "sha256": "6eea72b489fedaef453b7e67b710706827b8e6be94b650a2e3dce67387613b8a",
+              "manifestSha256": "a14ee11246c2e1c31e24970a4f2d75a37241a3c121cbdd971faba8e3caa3ed38",
+              "releaseTag": "cc-theme-v0.2.2-adapters.1",
+              "downloadUrl": "https://github.com/quanzhankeji/cc-theme/releases/download/cc-theme-v0.2.2-adapters.1/mac-doubao-2.19.9-r4-macos-arm64.ccadapter"
+            }
+          ]
+        }
+      ]
+    },
+    {
+      "adapterId": "mac-workbuddy",
+      "current": {
+        "adapterVersion": "5.2.6",
+        "adapterReleaseRevision": 4
+      },
+      "releases": [
+        {
+          "adapterVersion": "5.2.6",
+          "adapterReleaseRevision": 4,
+          "assetIdentity": "mac-workbuddy-5.2.6-r4-macos-arm64",
+          "contracts": {
+            "minimumManagerVersion": "0.2.2",
+            "capabilityVersion": "1.0.0",
+            "unifiedThemeSchemaVersion": 1,
+            "adapterPackageSchemaVersion": 1
+          },
+          "packages": [
+            {
+              "platform": "macos",
+              "architecture": "arm64",
+              "assetName": "mac-workbuddy-5.2.6-r4-macos-arm64.ccadapter",
+              "bytes": 763027,
+              "sha256": "32437f3c59579c080567a5325f08d16da1e776187db59aa89337bdcb51ee90b0",
+              "manifestSha256": "a6a3cfa25345c6df8a5d1756fb8ee830e704ffb7d6f63d1df3adc325527a4d98",
+              "releaseTag": "cc-theme-v0.2.2-adapters.1",
+              "downloadUrl": "https://github.com/quanzhankeji/cc-theme/releases/download/cc-theme-v0.2.2-adapters.1/mac-workbuddy-5.2.6-r4-macos-arm64.ccadapter"
+            }
+          ]
+        }
+      ]
+    }
+  ]
+}
diff --git a/app/registry/catalogs/stable/000004.json.sig b/app/registry/catalogs/stable/000004.json.sig
new file mode 100644
index 0000000..288f1cf
--- /dev/null
+++ b/app/registry/catalogs/stable/000004.json.sig
@@ -0,0 +1,8 @@
+{
+  "kind": "cc-theme.ed25519-signature",
+  "schemaVersion": 1,
+  "keyId": "cc-theme-adapter-root-2026-07",
+  "algorithm": "Ed25519",
+  "signedSha256": "97b5a5ea0faa7bbb5dc44a8d131ff06423d629559c266ecdebe7985a06856964",
+  "signature": "cvfrNIT3ogXpZKicbfQoQwpuSRGMKvqiXPVRQA1NXUDzQv6HRNTbNRXtdUjLq71lTaRl+4E9BXf3sftMrsaFAQ=="
+}