Merge the latest trunk enhancements into the wal2 branch.

FossilOrigin-Name: c510597295f20d343845615c4a5f8d37a4c0f508b9d8a6b6f9c7dc3a7f5980ea

diff --cc manifest
index 138092d2b97bba2dca1ae10217874a6156fdb204,13e70819bf17effceef2325da76a6d1f60bf18da..f33932d52971a44545eda2c536de438db7dcb9fe
--- 1/manifest
--- 2/manifest
+++ b/manifest
@@@ -1,5 -1,5 +1,5 @@@
- C Merge\sall\sthe\slatest\strunk\senhancements\sinto\sthe\swal2\sbranch.
- D 2025-10-27T11:49:07.544
 -C Fix\san\ssigned\sinteger\soverflow\sproblem\sthat\scan\soccur\swhen\susing\san\soversize\nvalue\sfor\sthe\sSQLITE_MAX_LENGTH\scompile-time\soption\stogether\swith\nmulti-gigabyte\soperands\sto\sthe\sOP_Concat\soperator.
 -D 2025-10-28T13:24:50.858
++C Merge\sthe\slatest\strunk\senhancements\sinto\sthe\swal2\sbranch.
++D 2025-10-28T14:58:14.930
  F .fossil-settings/binary-glob 61195414528fb3ea9693577e1980230d78a1f8b0a54c78cf1b9b24d0a409ed6a x
  F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
  F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
@@@ -608,9 -606,9 +608,9 @@@ F ext/wasm/api/sqlite3-vfs-opfs-sahpool
  F ext/wasm/api/sqlite3-vfs-opfs.c-pp.js 418c33fe284739564daab3c7a7a88882fdd3c99137497900f98eddec1e409af5
  F ext/wasm/api/sqlite3-vtab-helper.c-pp.js 9097074724172e31e56ce20ccd7482259cf72a76124213cbc9469d757676da86
  F ext/wasm/api/sqlite3-wasm.c dd7fc1d535281f0d5d2732bb1b662d1d403a762f07b63c2ea5663053377b2804
 -F ext/wasm/api/sqlite3-worker1-promiser.c-pp.js bda1c75bd674a92a0e27cc2f3d46dbbf21e422413f8046814515a0bd7409328a
 +F ext/wasm/api/sqlite3-worker1-promiser.c-pp.js 46f303ba8ddd1b2f0a391798837beddfa72e8c897038c8047eda49ce7d5ed46b
  F ext/wasm/api/sqlite3-worker1.c-pp.js 802d69ead8c38dc1be52c83afbfc77e757da8a91a2e159e7ed3ecda8b8dba2e7
- F ext/wasm/c-pp-lite.c 8fa0148e73782a86274db688c4730e2962cd675af329490493adddaf3322f16f w ext/wasm/c-pp.c
+ F ext/wasm/c-pp-lite.c 8fa0148e73782a86274db688c4730e2962cd675af329490493adddaf3322f16f
  F ext/wasm/common/SqliteTestUtil.js 7adaeffef757d8708418dc9190f72df22367b531831775804b31598b44f6aa51
  F ext/wasm/common/emscripten.css 11bd104b6c0d597c67d40cc8ecc0a60dae2b965151e3b6a37fa5708bac3acd15
  F ext/wasm/common/testing.css e97549bab24126c24e0daabfe2de9bb478fb0a69fdb2ddd0a73a992c091aad6f
@@@ -722,11 -720,11 +722,11 @@@ F src/os.h 1ff5ae51d339d0e30d8a9d814f4b
  F src/os_common.h 6c0eb8dd40ef3e12fe585a13e709710267a258e2c8dd1c40b1948a1d14582e06
  F src/os_kv.c fb7ba8d6204197357f1eb7e1c7450d09c10043bf7e99aba602f4aa46b8fb11a3
  F src/os_setup.h 8efc64eda6a6c2f221387eefc2e7e45fd5a3d5c8337a7a83519ba4fbd2957ae2
- F src/os_unix.c bbd3ec01b2023bc41b532666533e087feea457c595d1b63284c8acc8929ea7d5
+ F src/os_unix.c d4fd1c9bd8948c07071fbf5e4ef827f249b9075f31d3706ecc6481ed4e0ba46d
  F src/os_win.c 27617f334168644b542c9d58ac6e5f051b318136273e78d243384b4eca2df6b3
  F src/os_win.h 4c247cdb6d407c75186c94a1e84d5a22cbae4adcec93fcae8d2bc1f956fd1f19
 -F src/pager.c 113f9149092ccff6cf90e97c2611200e5a237f13d26c394bc9fd933377852764
 -F src/pager.h 6137149346e6c8a3ddc1eeb40aee46381e9bc8b0fcc6dda8a1efde993c2275b8
 +F src/pager.c 4dd3d1ca38b88dc46475be26c50a2866218d84ce7c0980ab8656e116a5445a99
 +F src/pager.h fc0c95d27f2aefffcb39b4373b3557e89e1b4b9a36b183cc04d6f22002bf0ad2
  F src/parse.y 619c3e92a54686c5e47923688c4b9bf7ec534a4690db5677acc28b299c403250
  F src/pcache.c 588cc3c5ccaaadde689ed35ce5c5c891a1f7b1f4d1f56f6cf0143b74d8ee6484
  F src/pcache.h 1497ce1b823cf00094bb0cf3bac37b345937e6f910890c626b16512316d3abf5
@@@ -804,7 -802,7 +804,7 @@@ F src/upsert.c 215328c3f91623c520ec8672
  F src/utf.c 7267c3fb9e2467020507601af3354c2446c61f444387e094c779dccd5ca62165
  F src/util.c 36fb1150062957280777655976f3f9a75db236cb8207a0770ceae8d5ec17fcd3
  F src/vacuum.c 1bacdd0a81d2b5dc1c508fbf0d938c89fa78dd8d5b46ec92686d44030d4f4789
- F src/vdbe.c 057eced21ffe816e654a2959bc472c844f1397082a52c6dca1685608d63fe0af
 -F src/vdbe.c b44c366e83412d3b8c190feb1f029b7d02e1bd69252a57b32f195107f0d03964
++F src/vdbe.c 71b416b82685bc210ef0dad9731722b2da2826a2ebbecce7ecd05528886a7e59
  F src/vdbe.h be33bd7b17f2ec92939642416030491508c51071f6c14e27cd195983fec56b63
  F src/vdbeInt.h 52896dd4d5b62190c53db14b09fc2484434eb594c963df0fa66eb8a94527b02e
  F src/vdbeapi.c 869a0da5d855495055f4d35c6ada582f64ce995ce14b26ff9d336274d497266c
@@@ -2185,8 -2171,8 +2185,8 @@@ F tool/version-info.c 3b36468a90faf1bbd
  F tool/warnings-clang.sh bbf6a1e685e534c92ec2bfba5b1745f34fb6f0bc2a362850723a9ee87c1b31a7
  F tool/warnings.sh 1ad0169b022b280bcaaf94a7fa231591be96b514230ab5c98fbf15cd7df842dd
  F tool/win/sqlite.vsix deb315d026cc8400325c5863eef847784a219a2f
- P 83fa6234091abc001136b1ce168ece0da086e440ab32db9a51887ec0229e761c 1803cb9bb6a13fb66956f729066b6eae64c3a1c0715102fb1a9994e395c12ba9
- R dce510f9f65dd43e919d5a10b866c75c
 -P 6385a1962c69c69ca4775888f034a4eb892aa013689c000f3de6422da7c3c695
 -R 9e200ff823d75d1d4e9517de47a3edad
++P 2ae29242aa04e25f5bd47517c68d1f70c2b2173682730055f8ca8d9581c9bc23 724f2299f206cc9e7f830f984c50a8fc4ac1c17210d71d9affe657b45252b060
++R 3564ef388ca7ffcf9a1b3b5c962c8ba0
  U drh
- Z 3acea67f5706c7aa20f916a1fc790e97
 -Z b72961451b43171172d8a666ee282155
++Z bd8134d8c9b52873d0efeecda0dad8d9
  # Remove this line to create a well-formed Fossil manifest.

diff --cc manifest.uuid
index 054715b09a0ad010c3e3aa683edee8812aa60a62,b82aae4542c7754b227bb2c05b786724736be89a..6cb62ae9b5532b875c99cd984127a2071189c189
--- 1/manifest.uuid
--- 2/manifest.uuid
+++ b/manifest.uuid
@@@ -1,1 -1,1 +1,1 @@@
- 2ae29242aa04e25f5bd47517c68d1f70c2b2173682730055f8ca8d9581c9bc23
 -724f2299f206cc9e7f830f984c50a8fc4ac1c17210d71d9affe657b45252b060
++c510597295f20d343845615c4a5f8d37a4c0f508b9d8a6b6f9c7dc3a7f5980ea

diff --cc src/vdbe.c
Simple merge