diff --git a/.dev.vars.example b/.dev.vars.example
index e2b4712..e4aca53 100644
--- a/.dev.vars.example
+++ b/.dev.vars.example
@@ -1,8 +1,9 @@
-DISCORD_BOT_TOKEN=
+DISCORD_TOKEN=
 DISCORD_GUILD_ID=
 DISCORD_PUBLIC_KEY=
-DISCORD_ROLE_ID=
+DISCORD_APPLICATION_ID=
 GITHUB_APP_ID=
 GITHUB_APP_INSTALLATION_ID=
 GITHUB_APP_PRIVATE_KEY=
+GH_PAT=
 STUDY_JOIN_CHANNEL_ID=
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 1fb2c71..0fd5941 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -41,21 +41,20 @@ jobs:
           apiToken: ${{ secrets.CLOUDFLARE_API_TOKEN }}
           secrets: |
             DISCORD_PUBLIC_KEY
-            DISCORD_BOT_TOKEN
+            DISCORD_TOKEN
             DISCORD_GUILD_ID
-            DISCORD_ROLE_ID
             DISCORD_APPLICATION_ID
-            APP_ID
-            APP_INSTALLATION_ID
-            APP_PRIVATE_KEY
+            GITHUB_APP_ID
+            GITHUB_APP_INSTALLATION_ID
+            GITHUB_APP_PRIVATE_KEY
             GH_PAT
         env:
           DISCORD_PUBLIC_KEY: ${{ secrets.DISCORD_PUBLIC_KEY }}
-          DISCORD_BOT_TOKEN: ${{ secrets.DISCORD_BOT_TOKEN }}
+          DISCORD_TOKEN: ${{ secrets.DISCORD_TOKEN }}
           DISCORD_GUILD_ID: ${{ secrets.DISCORD_GUILD_ID }}
-          DISCORD_ROLE_ID: ${{ secrets.DISCORD_ROLE_ID }}
           DISCORD_APPLICATION_ID: ${{ secrets.DISCORD_APPLICATION_ID }}
-          APP_ID: ${{ secrets.APP_ID }}
-          APP_INSTALLATION_ID: ${{ secrets.APP_INSTALLATION_ID }}
-          APP_PRIVATE_KEY: ${{ secrets.APP_PRIVATE_KEY }}
+          # GitHub App: 코드/Worker는 GITHUB_APP_* 를 읽지만, 기존 저장소 secret 이름은 APP_* 라 여기서 매핑
+          GITHUB_APP_ID: ${{ secrets.APP_ID }}
+          GITHUB_APP_INSTALLATION_ID: ${{ secrets.APP_INSTALLATION_ID }}
+          GITHUB_APP_PRIVATE_KEY: ${{ secrets.APP_PRIVATE_KEY }}
           GH_PAT: ${{ secrets.GH_PAT }}
diff --git a/README.md b/README.md
index e6d69a6..ce2332d 100644
--- a/README.md
+++ b/README.md
@@ -64,20 +64,24 @@ community-manager/
 
 | Key                          | 설명                                       |
 | ---------------------------- | ------------------------------------------ |
-| `DISCORD_PUBLIC_KEY`         | Discord App의 Ed25519 공개키 (서명 검증용) |
-| `DISCORD_BOT_TOKEN`          | Discord Bot Token                          |
+| `DISCORD_PUBLIC_KEY`         | Discord App의 Ed25519 공개키, 서명 검증용 (조직 공용 봇) |
+| `DISCORD_TOKEN`              | Discord Bot Token (조직 공용 봇)           |
+| `DISCORD_APPLICATION_ID`     | Discord Application ID (조직 공용 봇)       |
 | `DISCORD_GUILD_ID`           | 대상 Discord 서버 ID                       |
-| `DISCORD_ROLE_ID`            | 부여할 역할 ID                             |
 | `GITHUB_APP_ID`              | GitHub App ID                              |
 | `GITHUB_APP_INSTALLATION_ID` | GitHub App의 조직 Installation ID          |
 | `GITHUB_APP_PRIVATE_KEY`     | GitHub App Private Key (PEM 형식)          |
+| `GH_PAT`                     | GitHub PAT (후원 조회 GraphQL용)           |
+| `STUDY_JOIN_CHANNEL_ID`      | 스터디 신청 포럼 채널 ID (cron 자동 처리)  |
+
+> **봇 자격증명 일원화**: `DISCORD_TOKEN`·`DISCORD_PUBLIC_KEY`·`DISCORD_APPLICATION_ID`는 커뮤니티 공용 봇(`DaleStudy`)의 **조직 레벨** 시크릿이며, CI(GitHub Actions) 배포 시 자동으로 주입됩니다. 저장소별로 개인 봇 자격증명을 따로 관리하지 않습니다.
 
 ### wrangler.jsonc vars (공개값, 커밋됨)
 
 | Key                | 설명              |
 | ------------------ | ----------------- |
-| `GITHUB_ORG`       | GitHub 조직 이름  |
-| `GITHUB_TEAM_SLUG` | 초대할 팀 slug    |
+| `GITHUB_ORG`       | GitHub 조직 이름                   |
+| `ROLE_TEAM_CONFIG` | 역할-팀 매핑 (JSON, 슬래시 선택지) |
 
 ### 로컬 개발 (.dev.vars)
 
diff --git a/plan.md b/plan.md
index 5a31c1c..378095f 100644
--- a/plan.md
+++ b/plan.md
@@ -162,7 +162,7 @@ community-manager/
 | Key                  | 설명                                       |
 | -------------------- | ------------------------------------------ |
 | `DISCORD_PUBLIC_KEY` | Discord App의 Ed25519 공개키 (서명 검증용) |
-| `DISCORD_BOT_TOKEN`  | Discord Bot Token                          |
+| `DISCORD_TOKEN`      | Discord Bot Token                          |
 | `DISCORD_GUILD_ID`   | 대상 Discord 서버 ID                       |
 | `APP_ID`             | GitHub App ID                              |
 | `APP_INSTALLATION_ID`| GitHub App의 조직 Installation ID          |
diff --git a/scripts/register-commands.ts b/scripts/register-commands.ts
index d326b99..d49f405 100644
--- a/scripts/register-commands.ts
+++ b/scripts/register-commands.ts
@@ -11,7 +11,7 @@ try {
 } catch {}
 
 const APPLICATION_ID = process.env.DISCORD_APPLICATION_ID!;
-const BOT_TOKEN = process.env.DISCORD_BOT_TOKEN!;
+const BOT_TOKEN = process.env.DISCORD_TOKEN!;
 const GUILD_ID = process.env.DISCORD_GUILD_ID!;
 const ROLE_TEAM_CONFIG = JSON.parse(process.env.ROLE_TEAM_CONFIG!);
 
diff --git a/scripts/register.ts b/scripts/register.ts
index acbbf41..1d967f3 100644
--- a/scripts/register.ts
+++ b/scripts/register.ts
@@ -1,6 +1,6 @@
 import type { RoleTeamConfig } from "../src/types.js";
 
-const BOT_TOKEN = process.env.DISCORD_BOT_TOKEN;
+const BOT_TOKEN = process.env.DISCORD_TOKEN;
 const APPLICATION_ID = process.env.DISCORD_APPLICATION_ID;
 const GUILD_ID = process.env.DISCORD_GUILD_ID;
 const ROLE_TEAM_CONFIG = process.env.ROLE_TEAM_CONFIG;
@@ -8,7 +8,7 @@ const ROLE_TEAM_CONFIG = process.env.ROLE_TEAM_CONFIG;
 if (!BOT_TOKEN || !APPLICATION_ID || !GUILD_ID || !ROLE_TEAM_CONFIG) {
   console.error("필요한 환경 변수가 설정되지 않았습니다.");
   console.error(
-    "필요: DISCORD_BOT_TOKEN, DISCORD_APPLICATION_ID, DISCORD_GUILD_ID, ROLE_TEAM_CONFIG",
+    "필요: DISCORD_TOKEN, DISCORD_APPLICATION_ID, DISCORD_GUILD_ID, ROLE_TEAM_CONFIG",
   );
   process.exit(1);
 }
diff --git a/src/github.test.ts b/src/github.test.ts
index b3fb7c7..2084baa 100644
--- a/src/github.test.ts
+++ b/src/github.test.ts
@@ -4,13 +4,13 @@ import type { Env } from "./types.js";
 
 const mockEnv: Env = {
   DISCORD_PUBLIC_KEY: "test-public-key",
-  DISCORD_BOT_TOKEN: "test-bot-token",
+  DISCORD_TOKEN: "test-bot-token",
   DISCORD_GUILD_ID: "test-guild-id",
   DISCORD_APPLICATION_ID: "test-app-id",
   GITHUB_ORG: "DaleStudy",
-  APP_ID: "123456",
-  APP_INSTALLATION_ID: "789",
-  APP_PRIVATE_KEY: "",
+  GITHUB_APP_ID: "123456",
+  GITHUB_APP_INSTALLATION_ID: "789",
+  GITHUB_APP_PRIVATE_KEY: "",
   ROLE_TEAM_CONFIG: "[]",
   GH_PAT: "test-pat",
 };
diff --git a/src/github.ts b/src/github.ts
index 632b394..342c959 100644
--- a/src/github.ts
+++ b/src/github.ts
@@ -4,10 +4,10 @@ import type { Env } from "./types.js";
  * GitHub App Installation Token 발급
  */
 export async function getInstallationToken(env: Env): Promise<string> {
-  const jwt = await createJWT(env.APP_ID, env.APP_PRIVATE_KEY);
+  const jwt = await createJWT(env.GITHUB_APP_ID, env.GITHUB_APP_PRIVATE_KEY);
 
   const tokenResponse = await fetch(
-    `https://api.github.com/app/installations/${env.APP_INSTALLATION_ID}/access_tokens`,
+    `https://api.github.com/app/installations/${env.GITHUB_APP_INSTALLATION_ID}/access_tokens`,
     {
       method: "POST",
       headers: {
diff --git a/src/index.ts b/src/index.ts
index 906c733..9a6b515 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -112,7 +112,7 @@ async function processVerify(
 
   const [state] = await Promise.all([
     inviteToTeam(env.GITHUB_ORG, teamConfig.teamSlug, githubUsername, token),
-    assignRole(env.DISCORD_GUILD_ID, discordUserId, roleConfig.discordRoleId, env.DISCORD_BOT_TOKEN),
+    assignRole(env.DISCORD_GUILD_ID, discordUserId, roleConfig.discordRoleId, env.DISCORD_TOKEN),
   ]);
 
   console.log(`[verify] existingMembership=${existingMembership}, invited to team state=${state}, assigned Discord role=${roleConfig.discordRoleId}`);
@@ -149,7 +149,7 @@ function parseJoinMessage(content: string): ParsedJoinMessage | null {
 }
 
 async function handleChannelJoin(env: Env): Promise<void> {
-  const posts = await getForumPosts(env.DISCORD_GUILD_ID, env.STUDY_JOIN_CHANNEL_ID, env.DISCORD_BOT_TOKEN);
+  const posts = await getForumPosts(env.DISCORD_GUILD_ID, env.STUDY_JOIN_CHANNEL_ID, env.DISCORD_TOKEN);
 
   const unprocessed = posts.filter((msg) => {
     if (msg.author?.bot) return false;
@@ -171,9 +171,9 @@ async function handleChannelJoin(env: Env): Promise<void> {
         threadId,
         msg.id,
         "⚠️ 메시지 형식이 올바르지 않습니다. 포스트 **제목(title)** 에 아래 형식으로 작성해주세요.\n```\n리트코드 스터디 8기 신청 (github_username, team)\n```",
-        env.DISCORD_BOT_TOKEN,
+        env.DISCORD_TOKEN,
       );
-      await addReaction(threadId, msg.id, "❌", env.DISCORD_BOT_TOKEN);
+      await addReaction(threadId, msg.id, "❌", env.DISCORD_TOKEN);
       continue;
     }
 
@@ -187,18 +187,18 @@ async function handleChannelJoin(env: Env): Promise<void> {
         msg.author.id,
         env,
       );
-      await replyToMessage(threadId, msg.id, result, env.DISCORD_BOT_TOKEN);
+      await replyToMessage(threadId, msg.id, result, env.DISCORD_TOKEN);
       const reaction = result.startsWith("❌") || result.startsWith("⚠️") ? "❌" : "✅";
-      await addReaction(threadId, msg.id, reaction, env.DISCORD_BOT_TOKEN);
+      await addReaction(threadId, msg.id, reaction, env.DISCORD_TOKEN);
     } catch (err: any) {
       console.error(`[cron] error threadId=${threadId}`, err);
       await replyToMessage(
         threadId,
         msg.id,
         `⚠️ 오류가 발생했습니다: ${err?.message ?? "알 수 없는 오류"}`,
-        env.DISCORD_BOT_TOKEN,
+        env.DISCORD_TOKEN,
       );
-      await addReaction(threadId, msg.id, "❌", env.DISCORD_BOT_TOKEN);
+      await addReaction(threadId, msg.id, "❌", env.DISCORD_TOKEN);
     }
   }
 }
diff --git a/src/types.ts b/src/types.ts
index e705abc..944cc98 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -7,12 +7,12 @@ export interface RoleTeamConfig {
 
 export interface Env {
   DISCORD_PUBLIC_KEY: string;
-  DISCORD_BOT_TOKEN: string;
+  DISCORD_TOKEN: string;
   DISCORD_GUILD_ID: string;
   GITHUB_ORG: string;
-  APP_ID: string;
-  APP_INSTALLATION_ID: string;
-  APP_PRIVATE_KEY: string;
+  GITHUB_APP_ID: string;
+  GITHUB_APP_INSTALLATION_ID: string;
+  GITHUB_APP_PRIVATE_KEY: string;
   ROLE_TEAM_CONFIG: string;
   GH_PAT: string;
   DISCORD_APPLICATION_ID: string;
diff --git a/wrangler.jsonc b/wrangler.jsonc
index fdf1c6b..bac31b1 100644
--- a/wrangler.jsonc
+++ b/wrangler.jsonc
@@ -6,7 +6,7 @@
   "compatibility_flags": ["nodejs_compat"],
   "vars": {
     "GITHUB_ORG": "DaleStudy",
-    "ROLE_TEAM_CONFIG": "[{\"value\":\"leetcode07\",\"label\":\"leetcode07\",\"discordRoleId\":\"1233209102495383572\",\"teamSlug\":\"leetcode07\"},{\"value\":\"leetcode08\",\"label\":\"leetcode08\",\"discordRoleId\":\"1513390176200818769\",\"teamSlug\":\"leetcode08\"}]",
+    "ROLE_TEAM_CONFIG": "[{\"value\":\"leetcode07\",\"label\":\"leetcode07\",\"discordRoleId\":\"1474508579523268701\",\"teamSlug\":\"leetcode07\"},{\"value\":\"leetcode08\",\"label\":\"leetcode08\",\"discordRoleId\":\"1513390176200818769\",\"teamSlug\":\"leetcode08\"}]",
   },
   "kv_namespaces": [],
   "durable_objects": {