diff --git a/dashboard/src/theme/constants.ts b/dashboard/src/theme/constants.ts
index 7844da86d..f36c90dcf 100644
--- a/dashboard/src/theme/constants.ts
+++ b/dashboard/src/theme/constants.ts
@@ -1,2 +1,5 @@
 export const LIGHT_THEME_NAME = "BlueBusinessTheme";
 export const DARK_THEME_NAME = "BlueBusinessDarkTheme";
+
+// Theme related types
+export type ThemeMode = "light" | "dark" | "auto";
\ No newline at end of file
diff --git a/dashboard/src/types/api.ts b/dashboard/src/types/api.ts
new file mode 100644
index 000000000..efa99e99e
--- /dev/null
+++ b/dashboard/src/types/api.ts
@@ -0,0 +1,37 @@
+// API Key related types
+export interface ApiKey {
+  key_id: string;
+  name: string;
+  key_prefix: string;
+  scopes: string[];
+  is_revoked: boolean;
+  is_expired: boolean;
+  last_used_at: string | null;
+  created_at: string;
+  expires_at: string | null;
+}
+
+export type ApiKeyExpiresDays = 1 | 7 | 30 | 90 | "permanent";
+
+export interface ApiKeyCreatePayload {
+  name: string;
+  scopes: string[];
+  expires_in_days?: number;
+}
+
+export interface ApiKeyListResponse {
+  status: "ok" | "error";
+  data: ApiKey[];
+  message?: string;
+}
+
+export interface ApiKeyCreateResponse {
+  status: "ok" | "error";
+  data?: ApiKey & { api_key: string }; // Include the full API key in the response
+  message?: string;
+}
+
+export interface ApiKeyActionResponse {
+  status: "ok" | "error";
+  message?: string;
+}
diff --git a/dashboard/src/types/themeTypes/ThemeType.ts b/dashboard/src/types/themeTypes/ThemeType.ts
index 010a7a1c3..ae4cdd2d6 100644
--- a/dashboard/src/types/themeTypes/ThemeType.ts
+++ b/dashboard/src/types/themeTypes/ThemeType.ts
@@ -3,8 +3,8 @@ export type ThemeTypes = {
   dark: boolean;
   variables?: object;
   colors: {
-    primary?: string;
-    secondary?: string;
+    primary: string;
+    secondary: string;
     tertiary?: string;
     info?: string;
     success?: string;
diff --git a/dashboard/src/views/Settings.vue b/dashboard/src/views/Settings.vue
index aecbc2161..dc731779b 100644
--- a/dashboard/src/views/Settings.vue
+++ b/dashboard/src/views/Settings.vue
@@ -338,7 +338,7 @@
 
 <script setup lang="ts">
 import { computed, onMounted, ref, watch } from "vue";
-import axios from "@/utils/request";
+import axios, { AxiosError } from "@/utils/request";
 import WaitingForRestart from "@/components/shared/WaitingForRestart.vue";
 import ProxySelector from "@/components/shared/ProxySelector.vue";
 import MigrationDialog from "@/components/shared/MigrationDialog.vue";
@@ -349,9 +349,17 @@ import { restartAstrBot as restartAstrBotRuntime } from "@/utils/restartAstrBot"
 import { useModuleI18n } from "@/i18n/composables";
 import { useTheme } from "vuetify";
 import { BlueBusinessLightTheme } from "@/theme/BlueBusinessLightTheme";
-import { LIGHT_THEME_NAME, DARK_THEME_NAME } from "@/theme/constants";
+import { LIGHT_THEME_NAME, DARK_THEME_NAME, ThemeMode } from "@/theme/constants";
 import { useToastStore } from "@/stores/toast";
 import { useCustomizerStore } from "@/stores/customizer";
+import { 
+  ApiKey, 
+  ApiKeyActionResponse, 
+  ApiKeyCreatePayload, 
+  ApiKeyCreateResponse, 
+  ApiKeyExpiresDays, 
+  ApiKeyListResponse 
+} from "@/types/api";
 
 const { tm } = useModuleI18n("features/settings");
 const toastStore = useToastStore();
@@ -364,7 +372,7 @@ const themeMode = computed({
     if (customizer.autoSwitchTheme) return "auto";
     return customizer.isDarkTheme ? "dark" : "light";
   },
-  set(mode: string) {
+  set(mode: ThemeMode) {
     if (mode === "auto") {
       customizer.SET_AUTO_SYNC(true);
       customizer.APPLY_SYSTEM_THEME();
@@ -377,7 +385,7 @@ const themeMode = computed({
   },
 });
 
-const getStoredColor = (key, fallback) => {
+const getStoredColor = (key: string, fallback: string) => {
   const stored =
     typeof window !== "undefined" ? localStorage.getItem(key) : null;
   return stored || fallback;
@@ -476,7 +484,7 @@ const resolveThemes = () => {
   return null;
 };
 
-const applyThemeColors = (primary, secondary) => {
+const applyThemeColors = (primary: string, secondary: string) => {
   const themes = resolveThemes();
   if (!themes) return;
   [LIGHT_THEME_NAME, DARK_THEME_NAME].forEach((name) => {
@@ -505,13 +513,21 @@ watch(secondaryColor, (value) => {
   applyThemeColors(primaryColor.value, value);
 });
 
+const resetThemeColors = () => {
+  primaryColor.value = BlueBusinessLightTheme.colors.primary;
+  secondaryColor.value = BlueBusinessLightTheme.colors.secondary;
+  localStorage.removeItem("themePrimary");
+  localStorage.removeItem("themeSecondary");
+  applyThemeColors(primaryColor.value, secondaryColor.value);
+};
+
 const wfr = ref(null);
 const migrationDialog = ref(null);
 const backupDialog = ref(null);
-const apiKeys = ref([]);
+const apiKeys = ref<ApiKey[]>([]);
 const apiKeyCreating = ref(false);
 const newApiKeyName = ref("");
-const newApiKeyExpiresInDays = ref(30);
+const newApiKeyExpiresInDays = ref<ApiKeyExpiresDays>(30);
 const newApiKeyScopes = ref(["chat", "config", "file", "im"]);
 const createdApiKeyPlaintext = ref("");
 const apiKeyExpiryOptions = computed(() => [
@@ -529,7 +545,7 @@ const availableScopes = [
   { value: "im", label: "im" },
 ];
 
-const showToast = (message, color = "success") => {
+const showToast = (message: string, color = "success") => {
   toastStore.add({
     message,
     color,
@@ -537,7 +553,7 @@ const showToast = (message, color = "success") => {
   });
 };
 
-const formatDate = (value) => {
+const formatDate = (value: string | null) => {
   if (!value) return "-";
   const dt = new Date(value);
   if (Number.isNaN(dt.getTime())) return "-";
@@ -546,22 +562,27 @@ const formatDate = (value) => {
 
 const loadApiKeys = async () => {
   try {
-    const res = await axios.get("/api/apikey/list");
+    const res = await axios.get<ApiKeyListResponse>("/api/apikey/list");
     if (res.data.status !== "ok") {
       showToast(res.data.message || tm("apiKey.messages.loadFailed"), "error");
       return;
     }
-    apiKeys.value = res.data.data || [];
-  } catch (e) {
-    showToast(
-      e?.response?.data?.message || tm("apiKey.messages.loadFailed"),
-      "error",
-    );
+    apiKeys.value = res.data.data;
+  } catch (e: unknown) {
+    if (e instanceof AxiosError) {
+      showToast(
+        e?.response?.data?.message || tm("apiKey.messages.loadFailed"),
+        "error",
+      );
+    } else {
+      console.error("An unexpected error occurred while loading API keys:", e);
+      showToast(tm("apiKey.messages.loadFailed"), "error");
+    }
   }
 };
 
-const tryExecCommandCopy = (text) => {
-  let textArea = null;
+const tryExecCommandCopy = (text: string): boolean => {
+  let textArea: HTMLTextAreaElement | null = null;
   try {
     if (typeof document === "undefined" || !document.body) return false;
     textArea = document.createElement("textarea");
@@ -575,6 +596,7 @@ const tryExecCommandCopy = (text) => {
     textArea.focus();
     textArea.select();
     textArea.setSelectionRange(0, text.length);
+    // Fallback to deprecated execCommand for older browsers
     return document.execCommand("copy");
   } catch (_) {
     return false;
@@ -589,17 +611,21 @@ const tryExecCommandCopy = (text) => {
   }
 };
 
-const copyTextToClipboard = async (text) => {
+const copyTextToClipboard = async (text: string): Promise<boolean> => {
   if (!text) return false;
-  if (tryExecCommandCopy(text)) return true;
-  if (typeof navigator === "undefined" || !navigator.clipboard?.writeText)
-    return false;
-  try {
-    await navigator.clipboard.writeText(text);
-    return true;
-  } catch (_) {
-    return false;
+
+  // 由于execCommand被弃用，改用推荐的Clipboard API，但仍保留execCommand作为兼容性回退
+  if (typeof navigator !== "undefined" && navigator.clipboard?.writeText) {
+    try {
+      await navigator.clipboard.writeText(text);
+      return true;
+    } catch (_) {
+      // Clipboard API failed, try fallback method
+    }
   }
+
+  // 回退到execCommand方法，兼容不支持Clipboard API的环境
+  return tryExecCommandCopy(text);
 };
 
 const copyCreatedApiKey = async () => {
@@ -623,14 +649,17 @@ const createApiKey = async () => {
   }
   apiKeyCreating.value = true;
   try {
-    const payload = {
+    const payload: ApiKeyCreatePayload = {
       name: newApiKeyName.value,
       scopes: selectedScopes,
     };
     if (newApiKeyExpiresInDays.value !== "permanent") {
       payload.expires_in_days = Number(newApiKeyExpiresInDays.value);
     }
-    const res = await axios.post("/api/apikey/create", payload);
+    const res = await axios.post<ApiKeyCreateResponse>(
+      "/api/apikey/create",
+      payload,
+    );
     if (res.data.status !== "ok") {
       showToast(
         res.data.message || tm("apiKey.messages.createFailed"),
@@ -643,19 +672,27 @@ const createApiKey = async () => {
     newApiKeyExpiresInDays.value = 30;
     showToast(tm("apiKey.messages.createSuccess"), "success");
     await loadApiKeys();
-  } catch (e) {
-    showToast(
-      e?.response?.data?.message || tm("apiKey.messages.createFailed"),
-      "error",
-    );
+  } catch (e: unknown) {
+    if (e instanceof AxiosError) {
+      showToast(
+        e?.response?.data?.message || tm("apiKey.messages.createFailed"),
+        "error",
+      );
+    } else {
+      console.error("An unexpected error occurred while creating API key:", e);
+      showToast(tm("apiKey.messages.createFailed"), "error");
+    }
   } finally {
     apiKeyCreating.value = false;
   }
 };
 
-const revokeApiKey = async (keyId) => {
+const revokeApiKey = async (keyId: string) => {
   try {
-    const res = await axios.post("/api/apikey/revoke", { key_id: keyId });
+    const res = await axios.post<ApiKeyActionResponse>(
+      "/api/apikey/revoke",
+      { key_id: keyId },
+    );
     if (res.data.status !== "ok") {
       showToast(
         res.data.message || tm("apiKey.messages.revokeFailed"),
@@ -665,17 +702,25 @@ const revokeApiKey = async (keyId) => {
     }
     showToast(tm("apiKey.messages.revokeSuccess"), "success");
     await loadApiKeys();
-  } catch (e) {
-    showToast(
-      e?.response?.data?.message || tm("apiKey.messages.revokeFailed"),
-      "error",
-    );
+  } catch (e: unknown) {
+    if (e instanceof AxiosError) {
+      showToast(
+        e?.response?.data?.message || tm("apiKey.messages.revokeFailed"),
+        "error",
+      );
+    } else {
+      console.error("An unexpected error occurred while revoking API key:", e);
+      showToast(tm("apiKey.messages.revokeFailed"), "error");
+    }
   }
 };
 
-const deleteApiKey = async (keyId) => {
+const deleteApiKey = async (keyId: string) => {
   try {
-    const res = await axios.post("/api/apikey/delete", { key_id: keyId });
+    const res = await axios.post<ApiKeyActionResponse>(
+      "/api/apikey/delete",
+      { key_id: keyId },
+    );
     if (res.data.status !== "ok") {
       showToast(
         res.data.message || tm("apiKey.messages.deleteFailed"),
@@ -685,19 +730,32 @@ const deleteApiKey = async (keyId) => {
     }
     showToast(tm("apiKey.messages.deleteSuccess"), "success");
     await loadApiKeys();
-  } catch (e) {
-    showToast(
-      e?.response?.data?.message || tm("apiKey.messages.deleteFailed"),
-      "error",
-    );
+  } catch (e: unknown) {
+    if (e instanceof AxiosError) {
+      showToast(
+        e?.response?.data?.message || tm("apiKey.messages.deleteFailed"),
+        "error",
+      );
+    } else {
+      console.error("An unexpected error occurred while deleting API key:", e);
+      showToast(tm("apiKey.messages.deleteFailed"), "error");
+    }
   }
 };
 
 const restartAstrBot = async () => {
   try {
     await restartAstrBotRuntime(wfr.value);
-  } catch (error) {
-    console.error(error);
+  } catch (error: unknown) {
+    if (error instanceof AxiosError) {
+      showToast(
+        error?.response?.data?.message || tm("apiKey.messages.restartFailed"),
+        "error",
+      );
+    } else {
+      console.error("An unexpected error occurred while restarting AstrBot:", error);
+      showToast(tm("apiKey.messages.restartFailed"), "error");
+    }
   }
 };
 
@@ -720,14 +778,6 @@ const openBackupDialog = () => {
   }
 };
 
-const resetThemeColors = () => {
-  primaryColor.value = BlueBusinessLightTheme.colors.primary;
-  secondaryColor.value = BlueBusinessLightTheme.colors.secondary;
-  localStorage.removeItem("themePrimary");
-  localStorage.removeItem("themeSecondary");
-  applyThemeColors(primaryColor.value, secondaryColor.value);
-};
-
 onMounted(() => {
   loadApiKeys();
 });