Python Flask Migration (DEV to PROD)
Frank Earnhardt
Setting up Development: 1. Always Check .dockerignore Check if you have a .dockerignore file in your project root. If it contains a line: migrations/, — Docker will skip copying that…
Docker
Tips to help validate docker-compose.yml and .env files
1. Check for Invisible Characters (CLI) (If that doesn’t work, try tail -c +4 to specifically strip a 3-byte BOM). 2. Validate with Docker’s Built-in Tool Use the config command…
Microsoft SQL Server
https://www.microsoft.com/en-us/sql-server/sql-server-downloads To apply a SQL Server license in a Docker container, you primarily use environment variables during the docker run command or within a docker-compose.yml file. Unlike traditional Windows installations,…
Common Docker Container Status Codes and Their Meanings:
Created: The container has been created and prepared, but its main process has not yet been started. This state typically occurs after a docker create command. Running: The container's main…
docker network pool overlap
While working on running FreeScout, I ran into the following error: docker compose up -d frank@kubemaster Running 23/23 ✔ freescout-db-backup 5 layers 0B/0B Pulled 46.1s ✔ freescout-app 10 layers 0B/0B…
Dockerfile with a multi-stage build
Docker image layers themselves do not have “tags” in the same way that a final Docker image has a tag. Tags are applied to the entire image, which is composed…
How to Achieve Portability:
The Developer’s Portable docker-compose.yml (Recommended) This simple file is committed to your repository so every developer gets the exact same setup: The Unraid Production/Staging Setup This setup is entirely separate…
Immutable Image Deployment strategy
The Development Flow for a php-local.ini Change Here is the step-by-step process for a developer: 1. The Developer Edits the Config (Locally) The developer needs to modify the php-local.ini file.…
Goal: Create an Nginx Image with Baked-In Hugo Content
We need an image that stops relying on the /config bind mount for the site content (/config/www) and instead has that content baked inside the image. 1. Identify Key Information…
MCP Server Connection Failure – 2025-10-29
Incident Summary Date: October 29, 2025Severity: MediumStatus: ✅ RESOLVEDComponent: MCP_DOCKER (Obsidian MCP Server)Resolution Time: < 30 minutes Symptoms Root Cause ✓ CONFIRMED Root Cause: Obsidian application was not running on…