v0.7.9

## What's Changed
* fix: clean up ANTHROPIC_* env vars from shell config when server stops or app exits by @since-2017-hub in https://github.com/janhq/jan/pull/7628
* fix: add redirect from /guides to /docs by @louis-jan in https://github.com/janhq/jan/pull/7669
* docs: update troubleshooting guides by @louis-jan in https://github.com/janhq/jan/pull/7670
* docs: restructure Reference by @louis-jan in https://github.com/janhq/jan/pull/7674
* docs: agents availability by @louis-jan in https://github.com/janhq/jan/pull/7682
* docs: add community cards to desktop overview by @louis-jan in https://github.com/janhq/jan/pull/7687
* chore: resolve release main conflict 0.7.8 by @Vanalite in https://github.com/janhq/jan/pull/7713
* Sync release/v0.7.8 to main branch by @louis-jan in https://github.com/janhq/jan/pull/7711
* doc: add changelog for v0.7.8 by @Vanalite in https://github.com/janhq/jan/pull/7714
* docs: update CLI and agents docs for v0.7.8 by @louis-jan in https://github.com/janhq/jan/pull/7715
* feat: update flatpak manifest v0.7.8 by @Minh141120 in https://github.com/janhq/jan/pull/7717
* fix: resolve Anthropic 400 error on serial tool calls by @atoz96 in https://github.com/janhq/jan/pull/7696
* Revert: clear ANTHROPIC_ env on app exit #7628 by @louis-jan in https://github.com/janhq/jan/pull/7718
* Merge pull request #7695 from oolokioo7/fix/edit-dialog-width by @louis-jan in https://github.com/janhq/jan/pull/7719
* Fix: gpu detection losing by @dataCenter430 in https://github.com/janhq/jan/pull/7605
* fix: system theme not updating when switching dark/light mode on KDE Linux by @since-2017-hub in https://github.com/janhq/jan/pull/7629
* docs: add Windows data folder relocation troubleshooting section by @louis-jan in https://github.com/janhq/jan/pull/7724
* docs: add troubleshooting for timeout port by @Vanalite in https://github.com/janhq/jan/pull/7730
* fix: fix error on openclaw doc by @Vanalite in https://github.com/janhq/jan/pull/7731
* fix: prevent duplicate backend downloads during llamacpp update by @atoz96 in https://github.com/janhq/jan/pull/7721
* fix: render code block without lang spec correcty by @cs-cat in https://github.com/janhq/jan/pull/7741
* refactor: fix `normalizeLatex` logic and improve performance by @cs-cat in https://github.com/janhq/jan/pull/7743
* docs: troubleshooting update for jan CLI on Windows by @louis-jan in https://github.com/janhq/jan/pull/7736
* docs: add instructions to uninstall openclaw by @Vanalite in https://github.com/janhq/jan/pull/7754
* docs: Add instruction to install HIP/ROCm llamacpp backend for AMD by @Vanalite in https://github.com/janhq/jan/pull/7755
* fix: update CLI help examples to use Jan model ID by @louis-jan in https://github.com/janhq/jan/pull/7753
* fix: kv-cache defaults and fit migration by @louis-jan in https://github.com/janhq/jan/pull/7751
* feat: default model for local api server by @urmauur in https://github.com/janhq/jan/pull/7735
* chore: remove the 32k ctx_len enforcement upon API server start by @Vanalite in https://github.com/janhq/jan/pull/7756
* feat: add default assistant setting by @urmauur in https://github.com/janhq/jan/pull/7725
* doc: update CONTRIBUTING.md by @Vanalite in https://github.com/janhq/jan/pull/7764
* fix: wrong display shortcut create project by @urmauur in https://github.com/janhq/jan/pull/7757
* feat: add foundation models plugin with server management capabilities by @dev-miro26 in https://github.com/janhq/jan/pull/7744
* feat: add Spanish (Español) locale by @dev-miro26 in https://github.com/janhq/jan/pull/7765
* fix: change data location that has accident symlink failed by @Vanalite in https://github.com/janhq/jan/pull/7763
* fix: resolve downloaded model toggle bug by handling developer prefix by @jamesdam in https://github.com/janhq/jan/pull/7648
* feat: safe define remove dir list during the factory reset by @Vanalite in https://github.com/janhq/jan/pull/7766
* chore: remove openclaw installation by @Vanalite in https://github.com/janhq/jan/pull/7762
* fix: cli install method on Window by @Vanalite in https://github.com/janhq/jan/pull/7768
* feat: add NVIDIA NIM as a predefined cloud provider by @MauroDruwel in https://github.com/janhq/jan/pull/7740
* fix: api server cors vulnerability by @Vanalite in https://github.com/janhq/jan/pull/7769
* refactor: replace toggle with chevron for show variants in Hub by @Lokimorty in https://github.com/janhq/jan/pull/7059
* feat: settings to auto increase ctx_len by @Vanalite in https://github.com/janhq/jan/pull/7770
* doc: temporary remove the MCP example section which was previously nuked by @Vanalite in https://github.com/janhq/jan/pull/7776
* feat: expand supported file types for document attachments by @dev-miro26 in https://github.com/janhq/jan/pull/7772
* fix: Hub behavior issues by @Vanalite in https://github.com/janhq/jan/pull/7777
* chore: disable foundation model for RC by @Vanalite in https://github.com/janhq/jan/pull/7778
* feat: remote model update by @Vanalite in https://github.com/janhq/jan/pull/7782
* fix: Fix auto-increase context size bugs by @Vanalite in https://github.com/janhq/jan/pull/7783
* fix: restore default localhost on API Server start by @Vanalite in https://github.com/janhq/jan/pull/7794

## New Contributors
* @atoz96 made their first contribution in https://github.com/janhq/jan/pull/7696
* @dataCenter430 made their first contribution in https://github.com/janhq/jan/pull/7605
* @cs-cat made their first contribution in https://github.com/janhq/jan/pull/7741
* @MauroDruwel made their first contribution in https://github.com/janhq/jan/pull/7740

**Full Changelog**: https://github.com/janhq/jan/compare/v0.7.8...v0.7.9