[
  {
    "id": "P0-1",
    "title": "Prod outage: DATABASE_URL env variable missing after deploy",
    "body": "The production environment lost its DATABASE_URL config. Timeout on all requests. No code change deployed.",
    "comments": []
  },
  {
    "id": "P0-2",
    "title": "Feature flag toggle broke checkout",
    "body": "配置漂移: feature flag `new_checkout` was accidentally toggled in the config yaml, breaking prod.",
    "comments": []
  },
  {
    "id": "P0-3",
    "title": "Certificate expired in staging config",
    "body": "The cert config in environment variable EXPIRES_AT was not renewed. SSL handshake failing.",
    "comments": []
  },
  {
    "id": "P0-4",
    "title": "Wrong endpoint URL in config.yml",
    "body": "endpoint host was pointing to old staging url. environment misconfiguration.",
    "comments": []
  },
  {
    "id": "P0-5",
    "title": "Missing SECRET in .env file",
    "body": "The .env file lost the SECRET credential after last environment sync.",
    "comments": []
  },
  {
    "id": "P0-6",
    "title": "Port config mismatch",
    "body": "Service port config differs between dev and prod environment yml.",
    "comments": []
  },
  {
    "id": "P0-7",
    "title": "Timeout config too aggressive",
    "body": "The timeout parameter in config.toml was set to 100ms causing failures.",
    "comments": []
  },
  {
    "id": "P0-8",
    "title": "DNS config drift",
    "body": "dns endpoint url in environment variable moved during migration.",
    "comments": []
  },
  {
    "id": "P0-9",
    "title": "Feature toggle disabled in prod",
    "body": "feature flag config yaml disabled the checkout feature.",
    "comments": []
  },
  {
    "id": "P0-10",
    "title": "Wrong secret env variable",
    "body": "credential secret env variable was rotated but config not updated.",
    "comments": []
  },
  {
    "id": "P0-11",
    "title": "npm dependency version conflict blocks build",
    "body": "package.json shows react 18 but peer dep from library wants react 17. dependency conflict on npm install.",
    "comments": []
  },
  {
    "id": "P0-12",
    "title": "pip requirements.txt version conflict",
    "body": "依赖 numpy version conflict with pandas. requirements.txt pinned wrong version.",
    "comments": []
  },
  {
    "id": "P0-13",
    "title": "Maven pom.xml transitive dependency issue",
    "body": "Transitive dependency version conflict in pom.xml maven build failing.",
    "comments": []
  },
  {
    "id": "P0-14",
    "title": "go.mod dependency upgrade broke build",
    "body": "After dependency upgrade in go.mod, transitive package broke.",
    "comments": []
  },
  {
    "id": "P0-15",
    "title": "yarn.lock corrupted after merge",
    "body": "yarn lockfile conflict; downgrade needed for dependency to resolve.",
    "comments": []
  },
  {
    "id": "P0-16",
    "title": "poetry.lock version conflict",
    "body": "poetry dependency lockfile has version conflict between two packages.",
    "comments": []
  },
  {
    "id": "P0-17",
    "title": "cargo package version mismatch",
    "body": "cargo dependency version conflict in lockfile.",
    "comments": []
  },
  {
    "id": "P0-18",
    "title": "pnpm peer dep warning becomes error",
    "body": "pnpm peer dep dependency version conflict.",
    "comments": []
  },
  {
    "id": "P0-19",
    "title": "Polyfill shim needed after upgrade",
    "body": "After dependency upgrade a polyfill shim was needed.",
    "comments": []
  },
  {
    "id": "P0-20",
    "title": "Gradle dependency downgrade",
    "body": "gradle dependency version conflict force downgrade needed.",
    "comments": []
  },
  {
    "id": "P0-21",
    "title": "NullPointerException on user login",
    "body": "```java\npublic User login(String id) { return repo.find(id).getName(); }\n```\nNullPointerException when repo returns null. TypeError trace attached.",
    "comments": []
  },
  {
    "id": "P0-22",
    "title": "Off-by-one in pagination",
    "body": "```python\ndef paginate(items, page):\n    return items[page*10:(page+1)*10-1]\nprint(paginate(list(range(30)), 0))\n```\nMissing last item each page.",
    "comments": []
  },
  {
    "id": "P0-23",
    "title": "Race condition in async handler",
    "body": "```js\nasync function handle() { const x = await fetch(); return x.data; }\n```\nRace condition when two requests interleave.",
    "comments": []
  },
  {
    "id": "P0-24",
    "title": "SyntaxError after refactor",
    "body": "```python\ndef foo(:\n  return 1\n```\nSyntaxError traceback in CI.",
    "comments": []
  },
  {
    "id": "P0-25",
    "title": "Infinite loop in retry logic",
    "body": "```go\nfor { if err == nil { break } }\n```\nInfinite loop when err is set.",
    "comments": []
  },
  {
    "id": "P0-26",
    "title": "Wrong return in function",
    "body": "```ts\nfunction sum(a:number,b:number){ return a-b }\n```\nreturn statement uses minus instead of plus.",
    "comments": []
  },
  {
    "id": "P0-27",
    "title": "Class inheritance bug",
    "body": "```java\nclass Child extends Parent { public void run() { throw new RuntimeException(); } }\n```\nthrow new RuntimeException always.",
    "comments": []
  },
  {
    "id": "P0-28",
    "title": "Async await missing",
    "body": "```js\nasync function x(){ const r = fetch('/a'); return r.json(); }\n```\nMissing await, promise returned.",
    "comments": []
  },
  {
    "id": "P0-29",
    "title": "Print debug leaked",
    "body": "```python\nprint('debug')\ndef f(): return 1\n```\nprint leaked to prod logs.",
    "comments": []
  },
  {
    "id": "P0-30",
    "title": "Off-by-one boundary check",
    "body": "```c\nfor(int i=0;i<=n;i++){ a[i]=0; }\n```\nBuffer overflow at index n.",
    "comments": []
  },
  {
    "id": "P0-31",
    "title": "Feature flag toggle broke checkout",
    "body": "配置漂移: feature flag `new_checkout` was accidentally toggled in the config yaml, breaking prod.",
    "comments": []
  },
  {
    "id": "P0-32",
    "title": "Prod outage: DATABASE_URL env variable missing after deploy",
    "body": "The production environment lost its DATABASE_URL config. Timeout on all requests. No code change deployed.",
    "comments": []
  },
  {
    "id": "P0-33",
    "title": "Missing SECRET in .env file",
    "body": "The .env file lost the SECRET credential after last environment sync.",
    "comments": []
  },
  {
    "id": "P0-34",
    "title": "Wrong endpoint URL in config.yml",
    "body": "endpoint host was pointing to old staging url. environment misconfiguration.",
    "comments": []
  },
  {
    "id": "P0-35",
    "title": "Wrong endpoint URL in config.yml",
    "body": "endpoint host was pointing to old staging url. environment misconfiguration.",
    "comments": []
  },
  {
    "id": "P0-36",
    "title": "Certificate expired in staging config",
    "body": "The cert config in environment variable EXPIRES_AT was not renewed. SSL handshake failing.",
    "comments": []
  },
  {
    "id": "P0-37",
    "title": "Feature flag toggle broke checkout",
    "body": "配置漂移: feature flag `new_checkout` was accidentally toggled in the config yaml, breaking prod.",
    "comments": []
  },
  {
    "id": "P0-38",
    "title": "Feature toggle disabled in prod",
    "body": "feature flag config yaml disabled the checkout feature.",
    "comments": []
  },
  {
    "id": "P0-39",
    "title": "Feature flag toggle broke checkout",
    "body": "配置漂移: feature flag `new_checkout` was accidentally toggled in the config yaml, breaking prod.",
    "comments": []
  },
  {
    "id": "P0-40",
    "title": "Wrong secret env variable",
    "body": "credential secret env variable was rotated but config not updated.",
    "comments": []
  },
  {
    "id": "P0-41",
    "title": "Timeout config too aggressive",
    "body": "The timeout parameter in config.toml was set to 100ms causing failures.",
    "comments": []
  },
  {
    "id": "P0-42",
    "title": "Prod outage: DATABASE_URL env variable missing after deploy",
    "body": "The production environment lost its DATABASE_URL config. Timeout on all requests. No code change deployed.",
    "comments": []
  },
  {
    "id": "P0-43",
    "title": "Prod outage: DATABASE_URL env variable missing after deploy",
    "body": "The production environment lost its DATABASE_URL config. Timeout on all requests. No code change deployed.",
    "comments": []
  },
  {
    "id": "P0-44",
    "title": "Feature flag toggle broke checkout",
    "body": "配置漂移: feature flag `new_checkout` was accidentally toggled in the config yaml, breaking prod.",
    "comments": []
  },
  {
    "id": "P0-45",
    "title": "Wrong endpoint URL in config.yml",
    "body": "endpoint host was pointing to old staging url. environment misconfiguration.",
    "comments": []
  },
  {
    "id": "P0-46",
    "title": "Wrong endpoint URL in config.yml",
    "body": "endpoint host was pointing to old staging url. environment misconfiguration.",
    "comments": []
  },
  {
    "id": "P0-47",
    "title": "Feature toggle disabled in prod",
    "body": "feature flag config yaml disabled the checkout feature.",
    "comments": []
  },
  {
    "id": "P0-48",
    "title": "Wrong secret env variable",
    "body": "credential secret env variable was rotated but config not updated.",
    "comments": []
  },
  {
    "id": "P0-49",
    "title": "Prod outage: DATABASE_URL env variable missing after deploy",
    "body": "The production environment lost its DATABASE_URL config. Timeout on all requests. No code change deployed.",
    "comments": []
  },
  {
    "id": "P0-50",
    "title": "Feature toggle disabled in prod",
    "body": "feature flag config yaml disabled the checkout feature.",
    "comments": []
  },
  {
    "id": "P0-51",
    "title": "Wrong endpoint URL in config.yml",
    "body": "endpoint host was pointing to old staging url. environment misconfiguration.",
    "comments": []
  },
  {
    "id": "P0-52",
    "title": "Feature toggle disabled in prod",
    "body": "feature flag config yaml disabled the checkout feature.",
    "comments": []
  },
  {
    "id": "P0-53",
    "title": "Timeout config too aggressive",
    "body": "The timeout parameter in config.toml was set to 100ms causing failures.",
    "comments": []
  },
  {
    "id": "P0-54",
    "title": "Wrong endpoint URL in config.yml",
    "body": "endpoint host was pointing to old staging url. environment misconfiguration.",
    "comments": []
  },
  {
    "id": "P0-55",
    "title": "DNS config drift",
    "body": "dns endpoint url in environment variable moved during migration.",
    "comments": []
  },
  {
    "id": "P0-56",
    "title": "Wrong secret env variable",
    "body": "credential secret env variable was rotated but config not updated.",
    "comments": []
  },
  {
    "id": "P0-57",
    "title": "Missing SECRET in .env file",
    "body": "The .env file lost the SECRET credential after last environment sync.",
    "comments": []
  },
  {
    "id": "P0-58",
    "title": "Prod outage: DATABASE_URL env variable missing after deploy",
    "body": "The production environment lost its DATABASE_URL config. Timeout on all requests. No code change deployed.",
    "comments": []
  },
  {
    "id": "P0-59",
    "title": "Certificate expired in staging config",
    "body": "The cert config in environment variable EXPIRES_AT was not renewed. SSL handshake failing.",
    "comments": []
  },
  {
    "id": "P0-60",
    "title": "Timeout config too aggressive",
    "body": "The timeout parameter in config.toml was set to 100ms causing failures.",
    "comments": []
  },
  {
    "id": "P0-61",
    "title": "Port config mismatch",
    "body": "Service port config differs between dev and prod environment yml.",
    "comments": []
  },
  {
    "id": "P0-62",
    "title": "Missing SECRET in .env file",
    "body": "The .env file lost the SECRET credential after last environment sync.",
    "comments": []
  },
  {
    "id": "P0-63",
    "title": "Certificate expired in staging config",
    "body": "The cert config in environment variable EXPIRES_AT was not renewed. SSL handshake failing.",
    "comments": []
  },
  {
    "id": "P0-64",
    "title": "Wrong endpoint URL in config.yml",
    "body": "endpoint host was pointing to old staging url. environment misconfiguration.",
    "comments": []
  },
  {
    "id": "P0-65",
    "title": "Port config mismatch",
    "body": "Service port config differs between dev and prod environment yml.",
    "comments": []
  },
  {
    "id": "P0-66",
    "title": "Feature flag toggle broke checkout",
    "body": "配置漂移: feature flag `new_checkout` was accidentally toggled in the config yaml, breaking prod.",
    "comments": []
  },
  {
    "id": "P0-67",
    "title": "Feature flag toggle broke checkout",
    "body": "配置漂移: feature flag `new_checkout` was accidentally toggled in the config yaml, breaking prod.",
    "comments": []
  },
  {
    "id": "P0-68",
    "title": "Timeout config too aggressive",
    "body": "The timeout parameter in config.toml was set to 100ms causing failures.",
    "comments": []
  },
  {
    "id": "P0-69",
    "title": "Feature flag toggle broke checkout",
    "body": "配置漂移: feature flag `new_checkout` was accidentally toggled in the config yaml, breaking prod.",
    "comments": []
  },
  {
    "id": "P0-70",
    "title": "Port config mismatch",
    "body": "Service port config differs between dev and prod environment yml.",
    "comments": []
  },
  {
    "id": "P0-71",
    "title": "Port config mismatch",
    "body": "Service port config differs between dev and prod environment yml.",
    "comments": []
  },
  {
    "id": "P0-72",
    "title": "Wrong secret env variable",
    "body": "credential secret env variable was rotated but config not updated.",
    "comments": []
  },
  {
    "id": "P0-73",
    "title": "Missing SECRET in .env file",
    "body": "The .env file lost the SECRET credential after last environment sync.",
    "comments": []
  },
  {
    "id": "P0-74",
    "title": "Prod outage: DATABASE_URL env variable missing after deploy",
    "body": "The production environment lost its DATABASE_URL config. Timeout on all requests. No code change deployed.",
    "comments": []
  },
  {
    "id": "P0-75",
    "title": "DNS config drift",
    "body": "dns endpoint url in environment variable moved during migration.",
    "comments": []
  },
  {
    "id": "P0-76",
    "title": "Feature toggle disabled in prod",
    "body": "feature flag config yaml disabled the checkout feature.",
    "comments": []
  },
  {
    "id": "P0-77",
    "title": "Feature flag toggle broke checkout",
    "body": "配置漂移: feature flag `new_checkout` was accidentally toggled in the config yaml, breaking prod.",
    "comments": []
  },
  {
    "id": "P0-78",
    "title": "Timeout config too aggressive",
    "body": "The timeout parameter in config.toml was set to 100ms causing failures.",
    "comments": []
  },
  {
    "id": "P0-79",
    "title": "Feature flag toggle broke checkout",
    "body": "配置漂移: feature flag `new_checkout` was accidentally toggled in the config yaml, breaking prod.",
    "comments": []
  },
  {
    "id": "P0-80",
    "title": "Feature toggle disabled in prod",
    "body": "feature flag config yaml disabled the checkout feature.",
    "comments": []
  },
  {
    "id": "P0-81",
    "title": "yarn.lock corrupted after merge",
    "body": "yarn lockfile conflict; downgrade needed for dependency to resolve.",
    "comments": []
  },
  {
    "id": "P0-82",
    "title": "Gradle dependency downgrade",
    "body": "gradle dependency version conflict force downgrade needed.",
    "comments": []
  },
  {
    "id": "P0-83",
    "title": "poetry.lock version conflict",
    "body": "poetry dependency lockfile has version conflict between two packages.",
    "comments": []
  },
  {
    "id": "P0-84",
    "title": "Gradle dependency downgrade",
    "body": "gradle dependency version conflict force downgrade needed.",
    "comments": []
  },
  {
    "id": "P0-85",
    "title": "go.mod dependency upgrade broke build",
    "body": "After dependency upgrade in go.mod, transitive package broke.",
    "comments": []
  },
  {
    "id": "P0-86",
    "title": "Off-by-one in pagination",
    "body": "```python\ndef paginate(items, page):\n    return items[page*10:(page+1)*10-1]\nprint(paginate(list(range(30)), 0))\n```\nMissing last item each page.",
    "comments": []
  },
  {
    "id": "P0-87",
    "title": "NullPointerException on user login",
    "body": "```java\npublic User login(String id) { return repo.find(id).getName(); }\n```\nNullPointerException when repo returns null. TypeError trace attached.",
    "comments": []
  },
  {
    "id": "P0-88",
    "title": "SyntaxError after refactor",
    "body": "```python\ndef foo(:\n  return 1\n```\nSyntaxError traceback in CI.",
    "comments": []
  },
  {
    "id": "P0-89",
    "title": "Infinite loop in retry logic",
    "body": "```go\nfor { if err == nil { break } }\n```\nInfinite loop when err is set.",
    "comments": []
  },
  {
    "id": "P0-90",
    "title": "Off-by-one in pagination",
    "body": "```python\ndef paginate(items, page):\n    return items[page*10:(page+1)*10-1]\nprint(paginate(list(range(30)), 0))\n```\nMissing last item each page.",
    "comments": []
  },
  {
    "id": "P0-91",
    "title": "SyntaxError after refactor",
    "body": "```python\ndef foo(:\n  return 1\n```\nSyntaxError traceback in CI.",
    "comments": []
  },
  {
    "id": "P0-92",
    "title": "Off-by-one in pagination",
    "body": "```python\ndef paginate(items, page):\n    return items[page*10:(page+1)*10-1]\nprint(paginate(list(range(30)), 0))\n```\nMissing last item each page.",
    "comments": []
  },
  {
    "id": "P0-93",
    "title": "Class inheritance bug",
    "body": "```java\nclass Child extends Parent { public void run() { throw new RuntimeException(); } }\n```\nthrow new RuntimeException always.",
    "comments": []
  },
  {
    "id": "P0-94",
    "title": "Infinite loop in retry logic",
    "body": "```go\nfor { if err == nil { break } }\n```\nInfinite loop when err is set.",
    "comments": []
  },
  {
    "id": "P0-95",
    "title": "Async await missing",
    "body": "```js\nasync function x(){ const r = fetch('/a'); return r.json(); }\n```\nMissing await, promise returned.",
    "comments": []
  },
  {
    "id": "P0-96",
    "title": "Wrong return in function",
    "body": "```ts\nfunction sum(a:number,b:number){ return a-b }\n```\nreturn statement uses minus instead of plus.",
    "comments": []
  },
  {
    "id": "P0-97",
    "title": "Race condition in async handler",
    "body": "```js\nasync function handle() { const x = await fetch(); return x.data; }\n```\nRace condition when two requests interleave.",
    "comments": []
  },
  {
    "id": "P0-98",
    "title": "Wrong return in function",
    "body": "```ts\nfunction sum(a:number,b:number){ return a-b }\n```\nreturn statement uses minus instead of plus.",
    "comments": []
  },
  {
    "id": "P0-99",
    "title": "Wrong return in function",
    "body": "```ts\nfunction sum(a:number,b:number){ return a-b }\n```\nreturn statement uses minus instead of plus.",
    "comments": []
  },
  {
    "id": "P0-100",
    "title": "SyntaxError after refactor",
    "body": "```python\ndef foo(:\n  return 1\n```\nSyntaxError traceback in CI.",
    "comments": []
  },
  {
    "id": "P0-101",
    "title": "Dep upgrade + config change",
    "body": "After npm dependency upgrade, config yaml endpoint url also changed. Both signals present.",
    "comments": []
  },
  {
    "id": "P0-102",
    "title": "Config + code both mentioned",
    "body": "```python\ndef load(): return os.environ['DB_URL']\n```\nThe env variable DB_URL config is missing so this code path throws.",
    "comments": []
  },
  {
    "id": "P0-103",
    "title": "Config + code both mentioned",
    "body": "```python\ndef load(): return os.environ['DB_URL']\n```\nThe env variable DB_URL config is missing so this code path throws.",
    "comments": []
  }
]