fix: adjust system prompt (#32)

packages/bolt/app/components/editor/codemirror/languages.ts

@@ -78,6 +78,20 @@ export const supportedLanguages = [
       return import('@codemirror/lang-wast').then((module) => module.wast());
     },
   }),
+  LanguageDescription.of({
+    name: 'Python',
+    extensions: ['py'],
+    async load() {
+      return import('@codemirror/lang-python').then((module) => module.python());
+    },
+  }),
+  LanguageDescription.of({
+    name: 'C++',
+    extensions: ['cpp'],
+    async load() {
+      return import('@codemirror/lang-cpp').then((module) => module.cpp());
+    },
+  }),
 ];
 
 export async function getLanguage(fileName: string) {

packages/bolt/app/lib/.server/llm/prompts.ts

@@ -5,7 +5,18 @@ export const getSystemPrompt = (cwd: string = WORK_DIR) => `
 You are Bolt, an expert AI assistant and exceptional senior software developer with vast knowledge across multiple programming languages, frameworks, and best practices.
 
 <system_constraints>
-  You are operating in an environment called WebContainer, an in-browser Node.js runtime that emulates a Linux system to some degree. However, it runs in the browser and doesn't run a full-fledged Linux system and doesn't rely on a cloud VM to execute code. All code is executed in the browser. It does come with a shell that emulates zsh. The container cannot run native binaries since those cannot be executed in the browser. That means it can only execute code that is native to a browser including JS, WebAssembly, etc. The shell comes with a \`python\` binary but it CANNOT rely on 3rd party dependencies and doesn't have \`pip\` support nor networking support. It's LIMITED TO VANILLA Python. The assistant should keep that in mind.
+  You are operating in an environment called WebContainer, an in-browser Node.js runtime that emulates a Linux system to some degree. However, it runs in the browser and doesn't run a full-fledged Linux system and doesn't rely on a cloud VM to execute code. All code is executed in the browser. It does come with a shell that emulates zsh. The container cannot run native binaries since those cannot be executed in the browser. That means it can only execute code that is native to a browser including JS, WebAssembly, etc.
+
+  The shell comes with \`python\` and \`python3\` binaries, but they are LIMITED TO THE PYTHON STANDARD LIBRARY ONLY This means:
+
+    - There is NO \`pip\` support! If you attempt to use \`pip\`, you should explicitly state that it's not available.
+    - CRITICAL: Third-party libraries cannot be installed or imported.
+    - Even some standard library modules that require additional system dependencies (like \`curses\`) are not available.
+    - Only modules from the core Python standard library can be used.
+
+  Additionally, there is no \`g++\` or any C/C++ compiler available. WebContainer CANNOT run native binaries or compile C/C++ code!
+
+  Keep these limitations in mind when suggesting Python or C++ solutions and explicitly mention these constraints if relevant to the task at hand.
 
   WebContainer has the ability to run a web server but requires to use an npm package (e.g., Vite, servor, serve, http-server) or use the Node.js APIs to implement a web server.
 

packages/bolt/package.json

@@ -19,11 +19,13 @@
     "@ai-sdk/anthropic": "^0.0.30",
     "@codemirror/autocomplete": "^6.17.0",
     "@codemirror/commands": "^6.6.0",
+    "@codemirror/lang-cpp": "^6.0.2",
     "@codemirror/lang-css": "^6.2.1",
     "@codemirror/lang-html": "^6.4.9",
     "@codemirror/lang-javascript": "^6.2.2",
     "@codemirror/lang-json": "^6.0.1",
     "@codemirror/lang-markdown": "^6.2.5",
+    "@codemirror/lang-python": "^6.1.6",
     "@codemirror/lang-sass": "^6.0.2",
     "@codemirror/lang-wast": "^6.0.2",
     "@codemirror/language": "^6.10.2",

pnpm-lock.yaml

@@ -44,6 +44,9 @@ importers:
       '@codemirror/commands':
         specifier: ^6.6.0
         version: 6.6.0
+      '@codemirror/lang-cpp':
+        specifier: ^6.0.2
+        version: 6.0.2
       '@codemirror/lang-css':
         specifier: ^6.2.1
         version: 6.2.1(@codemirror/view@6.28.4)
@@ -59,6 +62,9 @@ importers:
       '@codemirror/lang-markdown':
         specifier: ^6.2.5
         version: 6.2.5
+      '@codemirror/lang-python':
+        specifier: ^6.1.6
+        version: 6.1.6(@codemirror/view@6.28.4)
       '@codemirror/lang-sass':
         specifier: ^6.0.2
         version: 6.0.2(@codemirror/view@6.28.4)
@@ -526,6 +532,9 @@ packages:
   '@codemirror/commands@6.6.0':
     resolution: {integrity: sha512-qnY+b7j1UNcTS31Eenuc/5YJB6gQOzkUoNmJQc0rznwqSRpeaWWpjkWy2C/MPTcePpsKJEM26hXrOXl1+nceXg==}
 
+  '@codemirror/lang-cpp@6.0.2':
+    resolution: {integrity: sha512-6oYEYUKHvrnacXxWxYa6t4puTlbN3dgV662BDfSH8+MfjQjVmP697/KYTDOqpxgerkvoNm7q5wlFMBeX8ZMocg==}
+
   '@codemirror/lang-css@6.2.1':
     resolution: {integrity: sha512-/UNWDNV5Viwi/1lpr/dIXJNWiwDxpw13I4pTUAsNxZdg6E0mI2kTQb0P2iHczg1Tu+H4EBgJR+hYhKiHKko7qg==}
 
@@ -541,6 +550,9 @@ packages:
   '@codemirror/lang-markdown@6.2.5':
     resolution: {integrity: sha512-Hgke565YcO4fd9pe2uLYxnMufHO5rQwRr+AAhFq8ABuhkrjyX8R5p5s+hZUTdV60O0dMRjxKhBLxz8pu/MkUVA==}
 
+  '@codemirror/lang-python@6.1.6':
+    resolution: {integrity: sha512-ai+01WfZhWqM92UqjnvorkxosZ2aq2u28kHvr+N3gu012XqY2CThD67JPMHnGceRfXPDBmn1HnyqowdpF57bNg==}
+
   '@codemirror/lang-sass@6.0.2':
     resolution: {integrity: sha512-l/bdzIABvnTo1nzdY6U+kPAC51czYQcOErfzQ9zSm9D8GmNPD0WTW8st/CJwBTPLO8jlrbyvlSEcN20dc4iL0Q==}
 
@@ -1135,6 +1147,9 @@ packages:
   '@lezer/common@1.2.1':
     resolution: {integrity: sha512-yemX0ZD2xS/73llMZIK6KplkjIjf2EvAHcinDi/TfJ9hS25G0388+ClHt6/3but0oOxinTcQHJLDXh6w1crzFQ==}
 
+  '@lezer/cpp@1.1.2':
+    resolution: {integrity: sha512-macwKtyeUO0EW86r3xWQCzOV9/CF8imJLpJlPv3sDY57cPGeUZ8gXWOWNlJr52TVByMV3PayFQCA5SHEERDmVQ==}
+
   '@lezer/css@1.1.8':
     resolution: {integrity: sha512-7JhxupKuMBaWQKjQoLtzhGj83DdnZY9MckEOG5+/iLKNK2ZJqKc6hf6uc0HjwCX7Qlok44jBNqZhHKDhEhZYLA==}
 
@@ -1156,6 +1171,9 @@ packages:
   '@lezer/markdown@1.3.0':
     resolution: {integrity: sha512-ErbEQ15eowmJUyT095e9NJc3BI9yZ894fjSDtHftD0InkfUBGgnKSU6dvan9jqsZuNHg2+ag/1oyDRxNsENupQ==}
 
+  '@lezer/python@1.1.14':
+    resolution: {integrity: sha512-ykDOb2Ti24n76PJsSa4ZoDF0zH12BSw1LGfQXCYJhJyOGiFTfGaX0Du66Ze72R+u/P35U+O6I9m8TFXov1JzsA==}
+
   '@lezer/sass@1.0.6':
     resolution: {integrity: sha512-w/RCO2dIzZH1To8p+xjs8cE+yfgGus8NZ/dXeWl/QzHyr+TeBs71qiE70KPImEwvTsmEjoWh0A5SxMzKd5BWBQ==}
 
@@ -5469,6 +5487,11 @@ snapshots:
       '@codemirror/view': 6.28.4
       '@lezer/common': 1.2.1
 
+  '@codemirror/lang-cpp@6.0.2':
+    dependencies:
+      '@codemirror/language': 6.10.2
+      '@lezer/cpp': 1.1.2
+
   '@codemirror/lang-css@6.2.1(@codemirror/view@6.28.4)':
     dependencies:
       '@codemirror/autocomplete': 6.17.0(@codemirror/language@6.10.2)(@codemirror/state@6.4.1)(@codemirror/view@6.28.4)(@lezer/common@1.2.1)
@@ -5516,6 +5539,16 @@ snapshots:
       '@lezer/common': 1.2.1
       '@lezer/markdown': 1.3.0
 
+  '@codemirror/lang-python@6.1.6(@codemirror/view@6.28.4)':
+    dependencies:
+      '@codemirror/autocomplete': 6.17.0(@codemirror/language@6.10.2)(@codemirror/state@6.4.1)(@codemirror/view@6.28.4)(@lezer/common@1.2.1)
+      '@codemirror/language': 6.10.2
+      '@codemirror/state': 6.4.1
+      '@lezer/common': 1.2.1
+      '@lezer/python': 1.1.14
+    transitivePeerDependencies:
+      - '@codemirror/view'
+
   '@codemirror/lang-sass@6.0.2(@codemirror/view@6.28.4)':
     dependencies:
       '@codemirror/lang-css': 6.2.1(@codemirror/view@6.28.4)
@@ -5990,6 +6023,12 @@ snapshots:
 
   '@lezer/common@1.2.1': {}
 
+  '@lezer/cpp@1.1.2':
+    dependencies:
+      '@lezer/common': 1.2.1
+      '@lezer/highlight': 1.2.0
+      '@lezer/lr': 1.4.1
+
   '@lezer/css@1.1.8':
     dependencies:
       '@lezer/common': 1.2.1
@@ -6027,6 +6066,12 @@ snapshots:
       '@lezer/common': 1.2.1
       '@lezer/highlight': 1.2.0
 
+  '@lezer/python@1.1.14':
+    dependencies:
+      '@lezer/common': 1.2.1
+      '@lezer/highlight': 1.2.0
+      '@lezer/lr': 1.4.1
+
   '@lezer/sass@1.0.6':
     dependencies:
       '@lezer/common': 1.2.1