diff --git a/plugins/ton-bridge/package-lock.json b/plugins/ton-bridge/package-lock.json
deleted file mode 100644
index 5c23e33..0000000
--- a/plugins/ton-bridge/package-lock.json
+++ /dev/null
@@ -1,13 +0,0 @@
-{
-  "name": "ton-bridge",
-  "version": "1.0.0",
-  "lockfileVersion": 3,
-  "requires": true,
-  "packages": {
-    "": {
-      "name": "ton-bridge",
-      "version": "1.0.0",
-      "license": "MIT"
-    }
-  }
-}
diff --git a/plugins/ton-bridge/package.json b/plugins/ton-bridge/package.json
deleted file mode 100644
index dbaab97..0000000
--- a/plugins/ton-bridge/package.json
+++ /dev/null
@@ -1,16 +0,0 @@
-{
-  "name": "ton-bridge",
-  "version": "1.0.0",
-  "description": "Share TON Bridge Mini App link with a button. Opens https://t.me/TONBridge_robot?startapp",
-  "author": "xlabtg (https://github.com/xlabtg)",
-  "type": "module",
-  "main": "index.js",
-  "scripts": {},
-  "keywords": [
-    "ton",
-    "bridge",
-    "miniapp",
-    "tonbridge"
-  ],
-  "license": "MIT"
-}
diff --git a/plugins/ton-bridge/tests/index.test.js b/plugins/ton-bridge/tests/index.test.js
new file mode 100644
index 0000000..929ae40
--- /dev/null
+++ b/plugins/ton-bridge/tests/index.test.js
@@ -0,0 +1,333 @@
+/**
+ * Unit tests for ton-bridge plugin
+ *
+ * Tests manifest exports, tool definitions, and tool execute behavior
+ * using Node's built-in test runner (node:test).
+ */
+
+import { describe, it, before } from "node:test";
+import assert from "node:assert/strict";
+import { createRequire } from "node:module";
+import { pathToFileURL } from "node:url";
+import { resolve, join } from "node:path";
+
+const PLUGIN_DIR = resolve("plugins/ton-bridge");
+const PLUGIN_URL = pathToFileURL(join(PLUGIN_DIR, "index.js")).href;
+
+// ─── Minimal mock SDK ────────────────────────────────────────────────────────
+
+function makeSdk(overrides = {}) {
+  return {
+    pluginConfig: {
+      buttonText: "TON Bridge No1",
+      startParam: "",
+    },
+    log: {
+      info: () => {},
+      warn: () => {},
+      error: () => {},
+      debug: () => {},
+    },
+    telegram: {
+      sendMessage: async () => 42,
+      ...overrides.telegram,
+    },
+    ...overrides,
+  };
+}
+
+function makeContext(overrides = {}) {
+  return {
+    chatId: 123456789,
+    senderId: 987654321,
+    ...overrides,
+  };
+}
+
+// ─── Load plugin once ─────────────────────────────────────────────────────────
+
+let mod;
+
+before(async () => {
+  mod = await import(PLUGIN_URL);
+});
+
+// ─── Tests ────────────────────────────────────────────────────────────────────
+
+describe("ton-bridge plugin", () => {
+  describe("manifest", () => {
+    it("exports manifest object", () => {
+      assert.ok(mod.manifest, "manifest should be exported");
+      assert.equal(typeof mod.manifest, "object");
+    });
+
+    it("manifest has required name field", () => {
+      assert.equal(mod.manifest.name, "ton-bridge");
+    });
+
+    it("manifest has version", () => {
+      assert.ok(mod.manifest.version, "manifest.version should exist");
+    });
+
+    it("manifest has sdkVersion", () => {
+      assert.ok(mod.manifest.sdkVersion, "manifest.sdkVersion should exist");
+    });
+
+    it("manifest has defaultConfig with buttonText", () => {
+      assert.ok(mod.manifest.defaultConfig, "defaultConfig should exist");
+      assert.ok(mod.manifest.defaultConfig.buttonText, "defaultConfig.buttonText should exist");
+    });
+  });
+
+  describe("tools export", () => {
+    it("exports tools as a function", () => {
+      assert.equal(typeof mod.tools, "function", "tools should be a function");
+    });
+
+    it("tools(sdk) returns an array", () => {
+      const sdk = makeSdk();
+      const toolList = mod.tools(sdk);
+      assert.ok(Array.isArray(toolList), "tools(sdk) should return an array");
+    });
+
+    it("returns 3 tools", () => {
+      const sdk = makeSdk();
+      const toolList = mod.tools(sdk);
+      assert.equal(toolList.length, 3, "should have 3 tools");
+    });
+
+    it("all tools have required fields: name, description, execute", () => {
+      const sdk = makeSdk();
+      const toolList = mod.tools(sdk);
+      for (const tool of toolList) {
+        assert.ok(tool.name, `tool.name must exist (got: ${JSON.stringify(tool.name)})`);
+        assert.ok(tool.description, `tool "${tool.name}" must have description`);
+        assert.equal(typeof tool.execute, "function", `tool "${tool.name}" must have execute function`);
+      }
+    });
+
+    it("tool names match expected set", () => {
+      const sdk = makeSdk();
+      const names = mod.tools(sdk).map((t) => t.name);
+      assert.ok(names.includes("ton_bridge_open"), "should have ton_bridge_open");
+      assert.ok(names.includes("ton_bridge_about"), "should have ton_bridge_about");
+      assert.ok(names.includes("ton_bridge_custom_message"), "should have ton_bridge_custom_message");
+    });
+  });
+
+  describe("ton_bridge_open", () => {
+    it("returns success when sendMessage succeeds", async () => {
+      let capturedChatId, capturedText, capturedOpts;
+      const sdk = makeSdk({
+        telegram: {
+          sendMessage: async (chatId, text, opts) => {
+            capturedChatId = chatId;
+            capturedText = text;
+            capturedOpts = opts;
+            return 55;
+          },
+        },
+      });
+      const tool = mod.tools(sdk).find((t) => t.name === "ton_bridge_open");
+      const result = await tool.execute({}, makeContext({ chatId: 111 }));
+
+      assert.equal(result.success, true);
+      assert.equal(result.data.message_id, 55);
+      assert.equal(result.data.chat_id, 111);
+      assert.equal(capturedChatId, 111);
+      assert.ok(capturedText, "message text should be provided");
+      assert.ok(capturedOpts.inlineKeyboard, "inline keyboard should be included");
+    });
+
+    it("uses custom message when provided", async () => {
+      let capturedText;
+      const sdk = makeSdk({
+        telegram: {
+          sendMessage: async (chatId, text) => {
+            capturedText = text;
+            return 1;
+          },
+        },
+      });
+      const tool = mod.tools(sdk).find((t) => t.name === "ton_bridge_open");
+      await tool.execute({ message: "Custom text" }, makeContext());
+      assert.equal(capturedText, "Custom text");
+    });
+
+    it("uses custom buttonText when provided", async () => {
+      let capturedOpts;
+      const sdk = makeSdk({
+        telegram: {
+          sendMessage: async (chatId, text, opts) => {
+            capturedOpts = opts;
+            return 1;
+          },
+        },
+      });
+      const tool = mod.tools(sdk).find((t) => t.name === "ton_bridge_open");
+      await tool.execute({ buttonText: "Open Bridge" }, makeContext());
+      assert.equal(capturedOpts.inlineKeyboard[0][0].text, "Open Bridge");
+    });
+
+    it("falls back to sdk.pluginConfig.buttonText when no buttonText param", async () => {
+      let capturedOpts;
+      const sdk = makeSdk({
+        pluginConfig: { buttonText: "My Bridge Button", startParam: "" },
+        telegram: {
+          sendMessage: async (chatId, text, opts) => {
+            capturedOpts = opts;
+            return 1;
+          },
+        },
+      });
+      const tool = mod.tools(sdk).find((t) => t.name === "ton_bridge_open");
+      await tool.execute({}, makeContext());
+      assert.equal(capturedOpts.inlineKeyboard[0][0].text, "My Bridge Button");
+    });
+
+    it("button URL points to TON Bridge", async () => {
+      let capturedOpts;
+      const sdk = makeSdk({
+        telegram: {
+          sendMessage: async (chatId, text, opts) => {
+            capturedOpts = opts;
+            return 1;
+          },
+        },
+      });
+      const tool = mod.tools(sdk).find((t) => t.name === "ton_bridge_open");
+      await tool.execute({}, makeContext());
+      const url = capturedOpts.inlineKeyboard[0][0].url;
+      assert.ok(url.includes("TONBridge_robot"), `URL should reference TONBridge_robot, got: ${url}`);
+    });
+
+    it("returns failure when sendMessage throws", async () => {
+      const sdk = makeSdk({
+        telegram: {
+          sendMessage: async () => { throw new Error("Telegram error"); },
+        },
+      });
+      const tool = mod.tools(sdk).find((t) => t.name === "ton_bridge_open");
+      const result = await tool.execute({}, makeContext());
+      assert.equal(result.success, false);
+      assert.ok(result.error);
+    });
+  });
+
+  describe("ton_bridge_about", () => {
+    it("returns success when sendMessage succeeds", async () => {
+      const sdk = makeSdk();
+      const tool = mod.tools(sdk).find((t) => t.name === "ton_bridge_about");
+      const result = await tool.execute({}, makeContext());
+      assert.equal(result.success, true);
+      assert.ok(result.data.message_id != null);
+    });
+
+    it("message contains TON Bridge info", async () => {
+      let capturedText;
+      const sdk = makeSdk({
+        telegram: {
+          sendMessage: async (chatId, text) => {
+            capturedText = text;
+            return 1;
+          },
+        },
+      });
+      const tool = mod.tools(sdk).find((t) => t.name === "ton_bridge_about");
+      await tool.execute({}, makeContext());
+      assert.ok(capturedText.toLowerCase().includes("bridge"), "about message should mention bridge");
+    });
+
+    it("returns failure when sendMessage throws", async () => {
+      const sdk = makeSdk({
+        telegram: {
+          sendMessage: async () => { throw new Error("network error"); },
+        },
+      });
+      const tool = mod.tools(sdk).find((t) => t.name === "ton_bridge_about");
+      const result = await tool.execute({}, makeContext());
+      assert.equal(result.success, false);
+    });
+  });
+
+  describe("ton_bridge_custom_message", () => {
+    it("sends customMessage as text", async () => {
+      let capturedText;
+      const sdk = makeSdk({
+        telegram: {
+          sendMessage: async (chatId, text) => {
+            capturedText = text;
+            return 1;
+          },
+        },
+      });
+      const tool = mod.tools(sdk).find((t) => t.name === "ton_bridge_custom_message");
+      await tool.execute({ customMessage: "Hello TON!" }, makeContext());
+      assert.equal(capturedText, "Hello TON!");
+    });
+
+    it("returns success with message_id and chat_id", async () => {
+      const sdk = makeSdk();
+      const tool = mod.tools(sdk).find((t) => t.name === "ton_bridge_custom_message");
+      const result = await tool.execute({ customMessage: "Bridge now" }, makeContext({ chatId: 999 }));
+      assert.equal(result.success, true);
+      assert.equal(result.data.chat_id, 999);
+      assert.equal(result.data.message_id, 42);
+    });
+
+    it("returns failure when sendMessage throws", async () => {
+      const sdk = makeSdk({
+        telegram: {
+          sendMessage: async () => { throw new Error("flood"); },
+        },
+      });
+      const tool = mod.tools(sdk).find((t) => t.name === "ton_bridge_custom_message");
+      const result = await tool.execute({ customMessage: "test" }, makeContext());
+      assert.equal(result.success, false);
+      assert.ok(result.error);
+    });
+
+    it("uses customMessage parameter as required", () => {
+      const sdk = makeSdk();
+      const tool = mod.tools(sdk).find((t) => t.name === "ton_bridge_custom_message");
+      assert.ok(tool.parameters?.required?.includes("customMessage"), "customMessage should be required");
+    });
+  });
+
+  describe("startParam URL building", () => {
+    it("appends startParam to URL when set", async () => {
+      let capturedOpts;
+      const sdk = makeSdk({
+        pluginConfig: { buttonText: "Bridge", startParam: "myref" },
+        telegram: {
+          sendMessage: async (chatId, text, opts) => {
+            capturedOpts = opts;
+            return 1;
+          },
+        },
+      });
+      const tool = mod.tools(sdk).find((t) => t.name === "ton_bridge_open");
+      await tool.execute({}, makeContext());
+      const url = capturedOpts.inlineKeyboard[0][0].url;
+      assert.ok(url.includes("myref"), `URL should include startParam, got: ${url}`);
+    });
+
+    it("does not append startParam when empty", async () => {
+      let capturedOpts;
+      const sdk = makeSdk({
+        pluginConfig: { buttonText: "Bridge", startParam: "" },
+        telegram: {
+          sendMessage: async (chatId, text, opts) => {
+            capturedOpts = opts;
+            return 1;
+          },
+        },
+      });
+      const tool = mod.tools(sdk).find((t) => t.name === "ton_bridge_open");
+      await tool.execute({}, makeContext());
+      const url = capturedOpts.inlineKeyboard[0][0].url;
+      // URL should be the base URL without extra params appended via =
+      assert.ok(url.endsWith("startapp"), `URL without startParam should end with 'startapp', got: ${url}`);
+    });
+  });
+});