Shaka Packager: baixar versions anteriors

Bug Fixes
- Fix parsing of av1 metadata OBUs (#1611) (207fb00)

Bug Fixes
- isobmff: validate stts entry count before allocation (#1597) (7c011ac)
- revert #1540 cipher-block alignment to restore one-subsample-per-NALU layout (#1598) (14529b6)

Bug Fixes
- correct AES-128 whole-segment encryption for MP4/CMAF HLS (#1594) (a01ce20), closes #1588 #1587

Features
- add CPIX support for encryption and decryption keys (#1590) (22c64d3)

Features
- add HLS AES-128 clear-key encryption for TS + MP4 (#1572) (9d96f9c)
Bug Fixes
- DASH ondemand mpd - use SegmentBase for single-file text tracks in multi period manifest (#1579) (b35c3cc)
- hls default yes (#1578) (49f9d8e)
- hls: emit EXT-X-MEDIA tags in command-line order, not by GROUP-ID (#1374) (b1580dd)
- normalize video_full_range_flag to 0 or 1 in av1 codec string (#1586) (f2fb7ef)
- pssh-box tool missing python_edition_defaults (#1581) (a528a6f)

Bug Fixes
- Ignore already-deleted files when removing old segments (#1566) (8cc64e2)

Bug Fixes
- resolve relative paths for atomic write target (#1564) (90a392e)

Features
- cmake: allow external declaration of version string (#1552) (8431c33)
- cmake: allow using system dependencies (#1562) (2c6790a)
Bug Fixes
- correct WebM color range value mapping for vpcC and colr boxes (#1554) (34352c1)
- deps: update abseil-cpp to 20260107.1, protobuf to 33.5 (#1553) (27a1d71)
- deps: update to curl v8.19.0, mbedtls v3.6.5, libxml2 v2.15.2 (#1563) (1e5fa9a)

Bug Fixes
- DVB-Teletext: heartbeat mechanism and segment alignment with video/audio (#1535) (19dbd20), closes #1428 #1401 #1355 #1430
- HLS - remove CLOSED-CAPTIONS from EXT-X-I-FRAME-STREAM-INF (#1551) (16a2462)
- Upgrade deps that are meant for older versions of CMake (#1508) (e46b759)

Features
- add subsample encryption support for Dolby AC-4 (#1522) (3e854f4)
- DASH - Add signaling for CEA-608/708 captions (#1549) (51e25b5)
- Switch VOD to live stream when event/live streams end (#1541) (ef8ed34), closes #321
Bug Fixes
- AdaptationSet ID inconsistency across periods (#1547) (6c7fb18)

Features
- --local_targetduration (#1519) (4fad8d0), closes #1510
- Add CENC v1 support (#1539) (a792c56)
- Add signaling for CEA-608/708 captions (#1532) (3aafed8), closes #986
- Add support for EXT-X-PROGRAM-DATE-TIME tag (#1521) (73b4048), closes #365
- ci: Official multiarch docker images for x64 + arm64 (#1490) (9a6b2a5)
- MV-HEVC support for stereo video (#1488) (c22c379)
Bug Fixes
- ci: Update release for trusted publishing to NPM (#1544) (4b3d1f9)
- Fix color range info loss in WebM input to init mp4 packaging (#1517) (8dd9a6d), closes #1515
- Fix supplemental properties pointing to wrong AdaptationSet IDs (#1520) (5776b0b), closes #1500
- handle EEXIST error in directory creation (#1526) (6144a49)
- HLS identity key added inappropriately (#1499) (f6a1a35)
- Move cipher block align to start of block (#1540) (e981da5)
- Upgrade libpng to fix build on new macs (#1507) (7cd7e48)

Bug Fixes
- ci: Fix incomplete 3.4.1 release (#1471) (b882572)