fix bugs in contrib system, remove health endpoint

src/utils/gitContributions.ts

@@ -432,66 +432,4 @@ This contribution contains the raw tool data for manual review and integration.`
   ---
   *This contribution was submitted via the CC24-Hub web interface and contains only the raw tool data for manual integration.*`;
   }
-
-  async checkHealth(): Promise<{healthy: boolean, issues?: string[]}> {
-    const issues: string[] = [];
-    
-    try {
-      // Check if local repo exists and is accessible
-      try {
-        await fs.access(this.config.localRepoPath);
-      } catch {
-        issues.push('Local repository path not accessible');
-      }
-      
-      // Check git status
-      try {
-        execSync('git status', { cwd: this.config.localRepoPath, stdio: 'pipe' });
-      } catch {
-        issues.push('Local repository is not a valid git repository');
-      }
-      
-      // Test API connectivity
-      try {
-        let testUrl: string;
-        switch (this.config.provider) {
-          case 'gitea':
-            testUrl = `${this.config.apiEndpoint}/repos/${this.config.repoOwner}/${this.config.repoName}`;
-            break;
-          case 'github':
-            testUrl = `${this.config.apiEndpoint}/repos/${this.config.repoOwner}/${this.config.repoName}`;
-            break;
-          case 'gitlab':
-            testUrl = `${this.config.apiEndpoint}/projects/${encodeURIComponent(this.config.repoOwner + '/' + this.config.repoName)}`;
-            break;
-          default:
-            throw new Error('Unknown provider');
-        }
-        
-        const response = await fetch(testUrl, {
-          headers: {
-            'Authorization': `Bearer ${this.config.apiToken}`
-          }
-        });
-        
-        if (!response.ok) {
-          issues.push(`API connectivity failed: ${response.status}`);
-        }
-        
-      } catch (error) {
-        issues.push(`API test failed: ${error instanceof Error ? error.message : 'Unknown error'}`);
-      }
-      
-      return {
-        healthy: issues.length === 0,
-        issues: issues.length > 0 ? issues : undefined
-      };
-      
-    } catch (error) {
-      return {
-        healthy: false,
-        issues: [`Health check failed: ${error instanceof Error ? error.message : 'Unknown error'}`]
-      };
-    }
-  }
 }

src/utils/nextcloud.ts

@@ -168,6 +168,10 @@ export class NextcloudUploader {
       const categoryPath = this.sanitizeFilename(category);
       const remotePath = `${this.config.uploadPath}/${categoryPath}/${uniqueFilename}`;
       
+      // **FIX: Ensure directory exists before upload**
+      const dirPath = `${this.config.uploadPath}/${categoryPath}`;
+      await this.ensureDirectoryExists(dirPath);
+      
       // Convert file to buffer
       const arrayBuffer = await file.arrayBuffer();
       const buffer = Buffer.from(arrayBuffer);
@@ -207,6 +211,36 @@ export class NextcloudUploader {
       };
     }
   }
+
+  private async ensureDirectoryExists(dirPath: string): Promise<void> {
+    try {
+      // Split path and create each directory level
+      const parts = dirPath.split('/').filter(part => part);
+      let currentPath = '';
+      
+      for (const part of parts) {
+        currentPath += '/' + part;
+        
+        const mkcolUrl = `${this.config.endpoint}/remote.php/dav/files/${this.config.username}${currentPath}`;
+        
+        const response = await fetch(mkcolUrl, {
+          method: 'MKCOL',
+          headers: {
+            'Authorization': `Basic ${Buffer.from(`${this.config.username}:${this.config.password}`).toString('base64')}`
+          }
+        });
+        
+        // 201 = created, 405 = already exists, both are fine
+        if (response.status !== 201 && response.status !== 405) {
+          console.warn(`Directory creation failed: ${response.status} for ${currentPath}`);
+        }
+      }
+      
+    } catch (error) {
+      console.warn('Failed to ensure directory exists:', error);
+      // Don't fail upload for directory creation issues
+    }
+  }
   
   /**
    * Create a public share link for the uploaded file