diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..3b6f03a
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,17 @@
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  check:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: oven-sh/setup-bun@v2
+      - run: bun install
+      - run: bun tsc --noEmit
+      - run: bun test
diff --git a/.github/workflows/release-please.yml b/.github/workflows/release-please.yml
new file mode 100644
index 0000000..005a522
--- /dev/null
+++ b/.github/workflows/release-please.yml
@@ -0,0 +1,14 @@
+name: Release Please
+
+on:
+  push:
+    branches: [main]
+
+jobs:
+  release-please:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: googleapis/release-please-action@v4
+        with:
+          config-file: release-please-config.json
+          manifest-file: .release-please-manifest.json
diff --git a/.release-please-manifest.json b/.release-please-manifest.json
new file mode 100644
index 0000000..466df71
--- /dev/null
+++ b/.release-please-manifest.json
@@ -0,0 +1,3 @@
+{
+  ".": "0.1.0"
+}
diff --git a/SKILL.md b/SKILL.md
index e03359a..6b124fc 100644
--- a/SKILL.md
+++ b/SKILL.md
@@ -347,10 +347,16 @@ mcp__aibtc__stacks_sign_message(message: "Bitcoin will be the currency of AIs")
 ```
 
 Register:
+
+**Important:** `stacks_sign_message` returns the signature with a `0x` prefix. The `/api/register` endpoint rejects it — strip the prefix before sending: `stx_sig="${stx_sig#0x}"`
+
 ```bash
+# Strip 0x prefix from Stacks signature (AIBTC endpoint rejects it)
+stx_sig="${stx_sig#0x}"
+
 RESPONSE=$(curl -s -w "\n%{http_code}" -X POST https://aibtc.com/api/register \
   -H "Content-Type: application/json" \
-  -d '{"bitcoinSignature":"<btc_sig>","stacksSignature":"<stx_sig>"}')
+  -d "{\"bitcoinSignature\":\"$btc_sig\",\"stacksSignature\":\"$stx_sig\",\"btcAddress\":\"$btc_address\"}")
 HTTP_CODE=$(echo "$RESPONSE" | tail -1)
 BODY=$(echo "$RESPONSE" | head -1)
 if [ "$HTTP_CODE" != "200" ] && [ "$HTTP_CODE" != "201" ]; then
diff --git a/daemon/loop.test.ts b/daemon/loop.test.ts
new file mode 100644
index 0000000..10295ba
--- /dev/null
+++ b/daemon/loop.test.ts
@@ -0,0 +1,67 @@
+import { describe, it, expect } from "bun:test";
+import { existsSync, readFileSync } from "fs";
+import { join } from "path";
+
+const ROOT = join(import.meta.dir, "..");
+
+describe("loop-starter-kit scaffold", () => {
+  it("has SKILL.md", () => {
+    expect(existsSync(join(ROOT, "SKILL.md"))).toBe(true);
+  });
+
+  it("has CLAUDE.md template", () => {
+    expect(existsSync(join(ROOT, "CLAUDE.md"))).toBe(true);
+  });
+
+  it("has SOUL.md template", () => {
+    expect(existsSync(join(ROOT, "SOUL.md"))).toBe(true);
+  });
+
+  it("has daemon directory with required files", () => {
+    const required = ["loop.md", "STATE.md", "health.json", "queue.json", "processed.json", "outbox.json"];
+    for (const file of required) {
+      expect(existsSync(join(ROOT, "daemon", file))).toBe(true);
+    }
+  });
+
+  it("has memory directory with required files", () => {
+    const required = ["journal.md", "contacts.md", "learnings.md"];
+    for (const file of required) {
+      expect(existsSync(join(ROOT, "memory", file))).toBe(true);
+    }
+  });
+
+  it("health.json is valid JSON with expected fields", () => {
+    const health = JSON.parse(readFileSync(join(ROOT, "daemon", "health.json"), "utf-8"));
+    expect(health).toHaveProperty("cycle");
+    expect(health).toHaveProperty("status");
+    expect(health).toHaveProperty("phases");
+  });
+
+  it("SKILL.md documents 0x prefix stripping for registration", () => {
+    const skill = readFileSync(join(ROOT, "SKILL.md"), "utf-8");
+    expect(skill).toContain("0x prefix");
+    expect(skill).toContain("stx_sig=\"${stx_sig#0x}\"");
+  });
+
+  it("has wrangler.jsonc with worker-logs service binding", () => {
+    const wrangler = readFileSync(join(ROOT, "wrangler.jsonc"), "utf-8");
+    expect(wrangler).toContain("worker-logs");
+    expect(wrangler).toContain("WORKER_LOGS");
+  });
+
+  it("wrangler.jsonc has staging and production environments", () => {
+    const wrangler = readFileSync(join(ROOT, "wrangler.jsonc"), "utf-8");
+    expect(wrangler).toContain("staging");
+    expect(wrangler).toContain("production");
+  });
+
+  it("has CI workflow", () => {
+    expect(existsSync(join(ROOT, ".github", "workflows", "ci.yml"))).toBe(true);
+  });
+
+  it("has release-please config", () => {
+    expect(existsSync(join(ROOT, "release-please-config.json"))).toBe(true);
+    expect(existsSync(join(ROOT, ".release-please-manifest.json"))).toBe(true);
+  });
+});
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..55c7296
--- /dev/null
+++ b/package.json
@@ -0,0 +1,15 @@
+{
+  "name": "loop-starter-kit",
+  "version": "0.1.0",
+  "private": true,
+  "description": "Autonomous agent loop starter kit for AIBTC",
+  "scripts": {
+    "typecheck": "bun tsc --noEmit",
+    "test": "bun test",
+    "check": "bun tsc --noEmit && bun test"
+  },
+  "devDependencies": {
+    "typescript": "^5.7.0",
+    "@types/bun": "latest"
+  }
+}
diff --git a/release-please-config.json b/release-please-config.json
new file mode 100644
index 0000000..d7e8d46
--- /dev/null
+++ b/release-please-config.json
@@ -0,0 +1,7 @@
+{
+  "packages": {
+    ".": {
+      "release-type": "node"
+    }
+  }
+}
diff --git a/tsconfig.json b/tsconfig.json
new file mode 100644
index 0000000..ca554ba
--- /dev/null
+++ b/tsconfig.json
@@ -0,0 +1,19 @@
+{
+  "compilerOptions": {
+    "strict": true,
+    "target": "ESNext",
+    "module": "ESNext",
+    "moduleResolution": "bundler",
+    "skipLibCheck": true,
+    "outDir": "./dist",
+    "rootDir": ".",
+    "esModuleInterop": true,
+    "forceConsistentCasingInFileNames": true,
+    "resolveJsonModule": true,
+    "declaration": true,
+    "declarationMap": true,
+    "sourceMap": true
+  },
+  "include": ["daemon/**/*.ts", "scripts/**/*.ts"],
+  "exclude": ["node_modules", "dist"]
+}
diff --git a/wrangler.jsonc b/wrangler.jsonc
new file mode 100644
index 0000000..8b904a7
--- /dev/null
+++ b/wrangler.jsonc
@@ -0,0 +1,31 @@
+{
+  // Loop Starter Kit — Cloudflare Workers configuration
+  // See: https://developers.cloudflare.com/workers/wrangler/configuration/
+  "name": "loop-starter-kit",
+  "main": "daemon/index.ts",
+  "compatibility_date": "2025-12-01",
+
+  // Service bindings — connect to other workers in the AIBTC ecosystem
+  "services": [
+    {
+      // Central logging at logs.aibtc.com (issue #13)
+      "binding": "WORKER_LOGS",
+      "service": "worker-logs"
+    }
+  ],
+
+  // Environment: staging (issue #14)
+  "env": {
+    "staging": {
+      "name": "loop-starter-kit-staging",
+      "vars": { "ENVIRONMENT": "staging" }
+    },
+    "production": {
+      "name": "loop-starter-kit",
+      "vars": { "ENVIRONMENT": "production" },
+      "routes": [
+        { "pattern": "loop.drx4.xyz", "custom_domain": true }
+      ]
+    }
+  }
+}