Add an API to the sessions module to add changes one at a time to an sqlite3_changegr...

FossilOrigin-Name: cf1122ea6409bcbd341b67ae45147abb8d5cd491ae95491c801d0621181da40b

diff --cc manifest
index 253d5fa58e1be2764e15608477fb8380b61e360a,ad2bc21861a9cdd50e4f47227ad2084c0712b92c..85439a682f3c0579e0560f46465bd47fe04dee1e
--- 1/manifest
--- 2/manifest
+++ b/manifest
@@@ -1,5 -1,5 +1,5 @@@
- C Turn\san\sincorrect\sassert()\sinto\sa\stestcase().\s\sFix\sover-length\scode\slines\nin\sthe\ssqlite.h.in\ssource\sfile.\s\sFix\sthe\sdocumentation\son\sOOM\sconditions\nin\sthe\ssqlite3_value_text()\sfamily\sof\sAPIs.
- D 2026-03-31T10:32:23.251
 -C Update\sthis\sbranch\swith\schanges\sfrom\strunk.
 -D 2026-03-31T10:52:00.467
++C Add\san\sAPI\sto\sthe\ssessions\smodule\sto\sadd\schanges\sone\sat\sa\stime\sto\san\ssqlite3_changegroup\sobject.
++D 2026-03-31T10:59:13.118
  F .fossil-settings/binary-glob 61195414528fb3ea9693577e1980230d78a1f8b0a54c78cf1b9b24d0a409ed6a x
  F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
  F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
@@@ -2196,8 -2197,8 +2197,9 @@@ F tool/warnings-clang.sh bbf6a1e685e534
  F tool/warnings.sh a554d13f6e5cf3760f041b87939e3d616ec6961859c3245e8ef701d1eafc2ca2
  F tool/win/sqlite.vsix deb315d026cc8400325c5863eef847784a219a2f
  F tool/winmain.c 00c8fb88e365c9017db14c73d3c78af62194d9644feaf60e220ab0f411f3604c
- P 240294653ceb202b847699e9691140db4fe623a03d86fa3cf7495f8831576331
- R 219a9645b2361c943ce9fe72fc39f9f5
- U drh
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+ R aa5223b212f1ad46f0f376c6a9330268
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+ U dan
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++Z 567722104ff813fa7a84013ce4b3243e
  # Remove this line to create a well-formed Fossil manifest.

diff --cc manifest.uuid
index 8a2035bbcbdfb9f27d8d8e2a430d1b03c7321d8b,c4181f77962e5c628ad40e2c07bcd775bc83d99a..fd8b52a25d72d9eeeb39f44953f42051fe247450
--- 1/manifest.uuid
--- 2/manifest.uuid
+++ b/manifest.uuid
@@@ -1,1 -1,1 +1,1 @@@
- 934582706109d2ebda26952c7c95f7a5095fa47ec837570a66c991866f7d08cf
 -716e62e3d1d6ff96f6e4906175818439103e9534e89bec4a86776265a04954b9
++cf1122ea6409bcbd341b67ae45147abb8d5cd491ae95491c801d0621181da40b