[WIP] Implement Secure File Upload Endpoint for CDN Management

[LearnHD]

Implement Secure File Upload Endpoint for CDN Management

Description

Task

Create POST /upload endpoint for file uploads

Acceptance Criteria

• Endpoint must validate file size and type
• Generate unique identifier for each uploaded file
• Store files securely in local filesystem
• Return 201 status with file metadata on successful upload
• Handle and return appropriate error responses for failed uploads
• Implement API key authentication for the endpoint

Summary of Work

This pull request adds a robust POST /upload endpoint for file uploads in the CDN management server. The implementation focuses on secure file handling, validation, and generating appropriate responses for successful and failed upload attempts.

Changes Made

• Create file upload route handler in Express
• Implement file validation middleware
• Add file storage logic using local filesystem
• Generate unique file identifiers
• Create error handling for upload failures
• Implement response generation for successful uploads

Tests

• Validate successful file upload
• Test file type and size validation
• Verify unique file identifier generation
• Check error handling for invalid file uploads
• Ensure proper file storage and response

Signatures

Staking Key

EneX3W6ko45B6NfuXut7HVGFCx1SEFuVEhmkoHaRWVtf: 34pekVWxY93ceWWU5PBBBFrsoYqZ1jrokUem8ix2TqwKwt2bkVvSVYLehCmS8oaqwqVtTMk7ihF2UybLfFXmbia5u12b9x3SBzB8GgJXhe8iTFgX1hNSke79k1fGzgnEyUQxLb4m2JGgHMP9uB3krzncGotRcViuvWUHmjWTtPX1zCU66E4SiDRsDjYm6db74fr8MGtxQyBobKwoVpgNtCRJAbgcLEnmUNFV5zyUfvgZrJjcLwdwB2UZz71XUtKMncp8gsFcHbbynJt8rWhnSCb7GP2XvpGHyV6XMakGtUHtWEGY4DTGMysfyRjGTARkcdwBqKiyWZP5XuVRcUTLWZxGM8gScPDmVGZYvfA3xukxMwz63efY8iXmFQdrREunPPmhVUy5hsSkt39xUEARX7Jj4fCVNJixC

Public Key

4J9StZv3hsEBcDJocdasRoroQJ5EQQYzfr2Xto3JstAo: 8V2pNDS5t98aGyJazSfQEyyDuDBDFUKpB4gaukKcUVxEbBiqq84C1GWxh3cTaCvSJoy4YR8h336kbFD8r343REz81Q9soUu1Z8LiaSWyT4b5oQJVk63RkDAVAjJ8ot9qoDs7Ti6e82C4J2roSroJnSoHsXFWWui7nvyARNYwMF6b88La3ie4nRcokZnNWhPSnHEP5r1ySFvMBwJPxrGTmY27zcPiE3S4QdtdvMfPUPF4fAyGzbZE7wnPsJMsBeyJnB15mUWsSrXHtVkGipQY9D2Bgrdbiy18rNR645JLX8R4ghQtPEHAcf3YrYZasucZCAEFUSf3eimiJKMq7gpNBH1ReiAEfK4h7Fx4ZDMsue7fqyCdmHCTZkHxo1uwfBCSNa8Z5jnQkYic9cjHmcz48XqSjpSdfcxHA