feat: structure api

[harry-xi]

What it do

• add structure api
• add formNbt in BlockStateHelper

notice

• I didn't test them.
• As mentioned by todo, I'm not sure the implementation of palce of blockentity is correct

[codecov]

Codecov Report

Attention: Patch coverage is 8.03571% with 206 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
...src/main/java/org/allaymc/api/utils/Structure.java	0.00%	141 Missing ⚠️
...laymc/server/command/defaults/GameTestCommand.java	25.58%	32 Missing ⚠️
...g/allaymc/api/block/type/BlockStateSafeGetter.java	5.55%	17 Missing ⚠️
...lock/component/BlockFallableBaseComponentImpl.java	0.00%	4 Missing ⚠️
...component/EntityFallingBlockBaseComponentImpl.java	0.00%	4 Missing ⚠️
.../java/org/allaymc/server/world/AllayDimension.java	0.00%	4 Missing ⚠️
...main/java/org/allaymc/api/utils/AllayNbtUtils.java	62.50%	3 Missing ⚠️
.../server/world/service/AllayBlockUpdateService.java	50.00%	0 Missing and 1 partial ⚠️

Files with missing lines	Coverage Δ	Complexity Δ
.../server/world/service/AllayBlockUpdateService.java	15.38% <50.00%> (+2.22%)	3.00 <0.00> (ø)
...main/java/org/allaymc/api/utils/AllayNbtUtils.java	40.81% <62.50%> (-0.10%)	8.00 <1.00> (+1.00)	⬇️
...lock/component/BlockFallableBaseComponentImpl.java	6.25% <0.00%> (+0.53%)	1.00 <0.00> (ø)
...component/EntityFallingBlockBaseComponentImpl.java	0.00% <0.00%> (ø)	0.00 <0.00> (ø)
.../java/org/allaymc/server/world/AllayDimension.java	30.66% <0.00%> (-0.85%)	7.00 <0.00> (ø)
...g/allaymc/api/block/type/BlockStateSafeGetter.java	47.36% <5.55%> (-19.30%)	2.00 <1.00> (+1.00)	⬇️
...laymc/server/command/defaults/GameTestCommand.java	36.50% <25.58%> (-2.25%)	2.00 <0.00> (ø)
...src/main/java/org/allaymc/api/utils/Structure.java	0.00% <0.00%> (ø)	0.00 <0.00> (?)

... and 2 files with indirect coverage changes

[smartcmd]

LGTM!!!