Update Dockerfile

Dockerfile

@@ -72,152 +72,127 @@ RUN mkdir -p /app/templates \
     && mkdir -p /app/outputs \
     && mkdir -p /app/temp
 
-# 复制应用文件
-COPY app.py /app/
+# 如果有本地requirements.txt，复制并安装
 COPY requirements.txt /app/ 2>/dev/null || echo "gradio" > /app/requirements.txt
+RUN if [ -f /app/requirements.txt ]; then pip3 install --no-cache-dir -r /app/requirements.txt; fi
 
-# 如果有requirements.txt，安装额外依赖
-RUN if [ -f requirements.txt ]; then pip3 install --no-cache-dir -r requirements.txt; fi
-
-# 创建简单的LaTeX处理应用
-RUN cat > /app/app.py << 'EOF'
-import gradio as gr
+# 创建Python应用文件
+RUN python3 -c "
+import os
+app_code = '''import gradio as gr
 import subprocess
 import tempfile
 import os
 import shutil
 from pathlib import Path
 
-def compile_latex(latex_code, compiler="xelatex"):
-    """编译LaTeX代码并返回PDF"""
+def compile_latex(latex_code, compiler=\"xelatex\"):
+    \"\"\"编译LaTeX代码并返回PDF\"\"\"
     with tempfile.TemporaryDirectory() as temp_dir:
         # 写入LaTeX文件
-        tex_file = os.path.join(temp_dir, "document.tex")
-        with open(tex_file, "w", encoding="utf-8") as f:
+        tex_file = os.path.join(temp_dir, \"document.tex\")
+        with open(tex_file, \"w\", encoding=\"utf-8\") as f:
             f.write(latex_code)
         
         try:
             # 编译LaTeX
             result = subprocess.run(
-                [compiler, "-interaction=nonstopmode", "-output-directory", temp_dir, tex_file],
+                [compiler, \"-interaction=nonstopmode\", \"-output-directory\", temp_dir, tex_file],
                 capture_output=True,
                 text=True,
                 timeout=30
             )
             
-            pdf_file = os.path.join(temp_dir, "document.pdf")
-            log_file = os.path.join(temp_dir, "document.log")
+            pdf_file = os.path.join(temp_dir, \"document.pdf\")
+            log_file = os.path.join(temp_dir, \"document.log\")
             
             # 读取日志
-            log_content = ""
+            log_content = \"\"
             if os.path.exists(log_file):
-                with open(log_file, "r", encoding="utf-8", errors="ignore") as f:
+                with open(log_file, \"r\", encoding=\"utf-8\", errors=\"ignore\") as f:
                     log_content = f.read()
             
             if os.path.exists(pdf_file):
                 # 复制PDF到输出目录
-                output_pdf = "/app/outputs/output.pdf"
+                output_pdf = \"/app/outputs/output.pdf\"
                 shutil.copy2(pdf_file, output_pdf)
-                return output_pdf, f"编译成功!\n\n编译日志:\n{log_content}"
+                return output_pdf, f\"编译成功!\\n\\n编译日志:\\n{log_content}\"
             else:
-                return None, f"编译失败!\n\n错误信息:\n{result.stderr}\n\n日志:\n{log_content}"
+                return None, f\"编译失败!\\n\\n错误信息:\\n{result.stderr}\\n\\n日志:\\n{log_content}\"
                 
         except subprocess.TimeoutExpired:
-            return None, "编译超时（30秒）"
+            return None, \"编译超时（30秒）\"
         except Exception as e:
-            return None, f"编译出错: {str(e)}"
+            return None, f\"编译出错: {str(e)}\"
 
 # 创建Gradio界面
 def create_interface():
-    with gr.Blocks(title="LaTeX编译器 - 支持中文") as demo:
-        gr.Markdown("# LaTeX编译器（支持中文字体）")
-        gr.Markdown("基于教程中的完整texlive环境，支持XeLaTeX编译中文文档")
+    with gr.Blocks(title=\"LaTeX编译器 - 支持中文\") as demo:
+        gr.Markdown(\"# LaTeX编译器（支持中文字体）\")
+        gr.Markdown(\"基于教程中的完整texlive环境，支持XeLaTeX编译中文文档\")
         
         with gr.Row():
             with gr.Column():
                 latex_input = gr.Textbox(
-                    label="LaTeX代码",
-                    placeholder="请输入LaTeX代码...",
+                    label=\"LaTeX代码\",
+                    placeholder=\"请输入LaTeX代码...\",
                     lines=20,
-                    value="""\\documentclass{article}
-\\usepackage{xeCJK}
-\\setCJKmainfont{SimSun}
+                    value=\"\"\"\\\\documentclass{article}
+\\\\usepackage{xeCJK}
+\\\\setCJKmainfont{SimSun}
 
-\\title{中文LaTeX示例}
-\\author{作者姓名}
-\\date{\\today}
+\\\\title{中文LaTeX示例}
+\\\\author{作者姓名}
+\\\\date{\\\\today}
 
-\\begin{document}
-\\maketitle
+\\\\begin{document}
+\\\\maketitle
 
-\\section{介绍}
+\\\\section{介绍}
 这是一个支持中文的LaTeX文档示例。
 
-\\section{数学公式}
+\\\\section{数学公式}
 爱因斯坦的质能方程：$E = mc^2$
 
-\\end{document}"""
+\\\\end{document}\"\"\"
                 )
                 
                 compiler = gr.Radio(
-                    choices=["xelatex", "pdflatex", "lualatex"],
-                    value="xelatex",
-                    label="编译器选择"
+                    choices=[\"xelatex\", \"pdflatex\", \"lualatex\"],
+                    value=\"xelatex\",
+                    label=\"编译器选择\"
                 )
                 
-                compile_btn = gr.Button("编译PDF", variant="primary")
+                compile_btn = gr.Button(\"编译PDF\", variant=\"primary\")
             
             with gr.Column():
-                output_file = gr.File(label="生成的PDF")
-                log_output = gr.Textbox(label="编译日志", lines=15, interactive=False)
+                output_file = gr.File(label=\"生成的PDF\")
+                log_output = gr.Textbox(label=\"编译日志\", lines=15, interactive=False)
         
         compile_btn.click(
             fn=compile_latex,
             inputs=[latex_input, compiler],
             outputs=[output_file, log_output]
         )
-        
-        # 示例模板
-        gr.Markdown("## 示例模板")
-        with gr.Row():
-            gr.Examples(
-                examples=[
-                    ["简单中文文档", """\\documentclass{article}
-\\usepackage{xeCJK}
-\\setCJKmainfont{SimSun}
-\\title{测试文档}
-\\begin{document}
-\\maketitle
-你好，世界！
-\\end{document}"""],
-                    ["数学公式", """\\documentclass{article}
-\\usepackage{xeCJK,amsmath}
-\\setCJKmainfont{SimSun}
-\\begin{document}
-\\section{数学公式}
-行内公式：$\\alpha + \\beta = \\gamma$
-
-行间公式：
-$$\\int_{-\\infty}^{\\infty} e^{-x^2} dx = \\sqrt{\\pi}$$
-\\end{document}"""]
-                ],
-                inputs=[gr.Textbox(visible=False), latex_input]
-            )
     
     return demo
 
-if __name__ == "__main__":
+if __name__ == \"__main__\":
     # 确保输出目录存在
-    os.makedirs("/app/outputs", exist_ok=True)
+    os.makedirs(\"/app/outputs\", exist_ok=True)
     
     # 启动应用
     demo = create_interface()
     demo.launch(
-        server_name="0.0.0.0",
+        server_name=\"0.0.0.0\",
         server_port=7860,
         share=False
     )
-EOF
+'''
+
+with open('/app/app.py', 'w', encoding='utf-8') as f:
+    f.write(app_code)
+"
 
 # 设置权限
 RUN chmod +x /app/app.py