chore(release): Update version to v1.4.263

Author: github-actions[bot]

CHANGELOG.md

@@ -1,5 +1,22 @@
 # Changelog
 
+## v1.4.263 (2025-07-21)
+
+### PR [#1640](https://github.com/danielmiessler/Fabric/pull/1640) by [ksylvan](https://github.com/ksylvan): Implement Automated Changelog System for CI/CD Integration
+
+- Add automated changelog processing for CI/CD integration with comprehensive test coverage and GitHub client validation methods
+- Implement release aggregation for incoming files with git operations for staging changes and support for version detection from nix files
+- Change push behavior from opt-out to opt-in with GitHub token authentication and automatic repository detection
+- Enhance changelog generation to avoid duplicate commit entries by extracting PR numbers and filtering commits already included via PR files
+- Add version parameter requirement for PR processing with commit SHA tracking to prevent duplicate entries and improve formatting consistency
+
+### PR [#1641](https://github.com/danielmiessler/Fabric/pull/1641) by [ksylvan](https://github.com/ksylvan): Fix Fabric Web timeout error
+
+- Chore: extend proxy timeout in `vite.config.ts` to 15 minutes
+- Increase `/api` proxy timeout to 900,000 ms
+- Increase `/names` proxy timeout to 900,000 ms
+
+
 ## v1.4.262 (2025-07-21)
 
 ### PR [#1640](https://github.com/danielmiessler/Fabric/pull/1640) by [ksylvan](https://github.com/ksylvan): Implement Automated Changelog System for CI/CD Integration

cmd/fabric/version.go

@@ -1,3 +1,3 @@
 package main
 
-var version = "v1.4.262"
+var version = "v1.4.263"

cmd/generate_changelog/changelog.db

@@ -1 +1 @@
-"1.4.262"
+"1.4.263"