February 2025 monthly summary for evcc (evcc-io/evcc). Focused on strengthening nightly build workflows and preparing Hassio upgrade paths to improve release reliability and user migration experience. Delivered automated date+hash tagging for nightly images, updated Hassio addon versioning to reflect nightly scheme, switched authentication from DOCKER_TOKEN to DOCKER_PASS, and automated deletion of old nightly tags to conserve Docker Hub storage. Added migration logic to relocate Hassio config and SQLite database files from legacy locations to current ones, enabling smoother upgrades. No major bugs fixed this period. The changes enhance deployment reliability, upgrade experience for Hassio users, and reduce ongoing maintenance. Key achievements: - Nightly Build System Enhancements: publish nightly images with date+commit hash tags, align Hassio addon versioning to nightly scheme, switch authentication from DOCKER_TOKEN to DOCKER_PASS, and automatically delete old nightly tags to manage Docker Hub storage. Commits: 6eef37131bc004dd79b2320574985d70b7559b4f; 18247b3f5d13734c44d8fe5391f2593dfcfb8def; b1d491226bbb2ca1e6a1a396170eef25e463db17 - Hassio Migration and Upgrade Readiness: add migration logic to locate and move existing Hassio config and SQLite database files from legacy locations to current ones, enabling smoother upgrades. Commit: 9606299c923fbbd6a187a44057f1dfdd00ceb6b3 - Operational efficiency: automatic pruning of old nightly tags to save Docker Hub storage and simplify tag management. Commit: b1d491226bbb2ca1e6a1a396170eef25e463db17