From 6a57e668dd1adc33314b25cd4d57780a45df3f69 Mon Sep 17 00:00:00 2001
From: Zimeng Xiong <zxzimeng@gmail.com>
Date: Fri, 21 Nov 2025 22:45:14 -0800
Subject: [PATCH] Fix save issue

---
 .gitignore                    |   1 +
 backend/prisma/dev.db         | Bin 86016 -> 0 bytes
 backend/src/index.ts          |  35 +++++++
 frontend/src/pages/Editor.tsx | 190 +++++++++++++++++++++++++++++-----
 frontend/src/utils/sync.ts    |   2 +-
 5 files changed, 202 insertions(+), 26 deletions(-)
 delete mode 100644 backend/prisma/dev.db

diff --git a/.gitignore b/.gitignore
index 600b6b8..fcda649 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 frontend/node_modules
 .DS_Store
+backend/prisma/*.db
\ No newline at end of file
diff --git a/backend/prisma/dev.db b/backend/prisma/dev.db
deleted file mode 100644
index 3ccc57ff5d2ab894a42b3217e29b53a0bfe4746a..0000000000000000000000000000000000000000
GIT binary patch
literal 0
HcmV?d00001

literal 86016
zcmeI5ON?DvmX__z&aA5J%Fb@6Rt`#(Zbc8eQth~P&-)xJGlhK}euv+Wv`bCsI^xE|
zj+Z0C&r%^uEj0`nAb}VZYNVzofP_FWVgf=8m^Bh0)Qn+_n1O_l`2MxeK97hS4%=y4
z8Cl1f4&M`Zt-a4)Yp=c6Yp;F%>cy3vac^;BYi+dCi;n#Ek)ubC{MBCX$dUIxI&$R5
z@ACII`TH?{f1~`%KlbOS|FHkRw9$Y3w?6*l{~Y=7qdz<H@qhi~Uw!}IfBdH({n_{b
z-u^h<Hys5!3Un0cD9}-$qd-T2jsm~t6!@d{55Dv14}W;{Z$>+#d#mG9Tcal{>r3T7
z9}ch0oVYR5yK&;=#hKnz`P-@9Pd@7LXKH0(s&`}Ns~f#bm-&11;>F&TYv*Q9T)We|
zFmvaagIOP~jdwwn-;7tsYvc8u?aAMcHaD;DjCS_HeLUXUUfEcm>YclEW9H1vwfYTC
z&73}Q^Wu$OQ1&vvvAQ~*-vRhs`L_Oxtuf6noY<M_onnkP&dtv3ZDn}#+O?TWH|F&1
z^&2N<uawA-HW&6qKGvJs+!{Y#89#9&b11{hm#*Kqc7pe<=s4GWx4Fd!<7ZR7)0eN!
zoI7(#1nm7}stGXlS?}7+=^0*UICH%>HLS)3JH(04dY3QtPR(4LfnV2WN`COGn^!cv
z-tffr;fYf-AAL6c;fJ4|_~FqbE9(p6r`r!#F;M14k9Icfd9GyfTu^@a&M$xV{&zn8
z@sE%G(NUWpb+`4W-)PU0`inO-QRd$kr#|{D`i&1iJ@e!Jh*6JZE~r0$@JDx#e&^F5
zIQqwPMv}SBt(EPy(cId~($+{5ZF}!;-fNR+FF=b_60Ti;Ow1b6RZUeto0rG)54Inz
zO||h_(piEouB@+YFOL`IMoj(sj~9Xxsv6Clli(6?QiH1-O9=6vKLRZq+tOrRn7cQc
zf6(l8SC`v6qb($|386+kR5fH~xs&nvM_XI0Aagq_Yh#etHp}i<J62a{XnSY8xs8-P
zTDOt<wc_Tb>xkIQsl5#jKKg9<-iM#w4)&W7dl@$u?ET&Q>?z;Xz9Pf^z2Ew8M?Tr)
zNB5_rKu3X&0v!c93Un0cD9}-$qd-T2jshJ8Itm;%3jFd1?|pRhmmhy{;>eK?zPAvB
z#X_Fs(^0WFn2twLHeD2>XnIf-`6!FSG>L;GzZZ{+JPPtrJQ@#1L3nSF53+Hxm;zc1
ziX@s}43dR>GzjBSJkF!}FiL|o3l_&&5-uM7)j#>w;(rMTVG;ykIEcb%kk5@47BIfe
z)n?!S=U;w&)LtvnYlYGL{5VSIrxzB}WIA5V=BGysQ7}C}pT>i{2y&Vk%_sBed{B(W
z+2SZ0EDq9p^Vv8G(r|u|2H9d%MCs_>;zBwfE{yY0ScLNn#r(Z=u#kmCk%X?>>b1fk
zO^P}ED?9eZe^QYDy-)u6kx%}DAKjmh0v!c93Un0cD9}-$qd-T2jshJ8Itp|Y=qS)p
z;F~~!pS*wb=*u`W-uwOcZ@!d!LGk~ipZxbD{NMfQD9}-$qd-T2jshJ8Itp|Y=qS)p
zprb%XfsO(l1r9F-et7hQPe1+OgPpC>_VNw=AoBkY{@<_MPsRU_e)7MM@PGHGqd-T2
zjshJ8Itp|Y=qS)pprb%XfsO(l1v(0J6!>;g;JfdC`aN?9Sp5Gt|Me06|L!OM_w5bx
z-+p}b`!}cmS@Ph$BOiS5A3rFvEQ-U0U^<ACbUI$RH<~Wuf3spRg~9xJF%hQ7r-N`l
znorWj#rgS#o9jC(I}~o{mBm1Q_Hz{)IX-pg{M}o{#p~M_Hcnp}=3zE{`Skk6)Um0Z
zXPaZb-lE>hXnkpQ%&(qK9goAjU&KK?NW<jV)U&DMVUYFnFb;z};}=g>7Iv1Wjt`Fg
z$rZie-@pFgPtKGdG@5_(v#;}}7dEdyzgDcR-+ofeY@D56dU|1TaC6@`4TGW|4zfWM
z_&3eNJ_k*bB5J+q)be;`X?aI4J>>?fPun|N8xO|R3E9|!2)`GM^&fqy>c!F)MJN{h
zcg&6T?ah&DSMdGf%IfO%ooA5i_|*2sDiro@-FBo2{qt@p8eLjmA8&6@9S@F8ZETL_
zS9YLpFyL*}<L0>qzWUi8(#IBMcqo8#eEret>ai)S^+I=}gud+6Tq{2>Ss49-F2`fw
zqb!e#BoE?aQ@-ZT@u>QIX=8n!*A9w75`}5-tKSmi{^13iVt@DH*J0esvuNqU()#%M
z<%i+9bElH{WD?!yWhYOuD9QR!9_F5JQ4;jiAS!=R&agO+`*Fr;B%6nxg$XRq;&k9x
ze7LzeIEb4;9t{Hhs97lateNW>nx#b;r%{?QSGG@4sfoHQQ^$9<9*vpLn#wc2cvCr}
z%7RGDg)EJ-B8c<6NSKDJE9(#ZtXtiff1qX-N2}Z8UmPnJlf@gCuU$X8e*H;!fAQg?
zdk-(2yfCx5FQ?-u=oi5ta7@%<62d>ai<=@E6>+}^i_{hv&*?ZG^f~!u+&|oW4i4lq
zQaeaFB*(H)i){=)$|uj~JmSDwUZlV^_-qV%Nk%6@!4bcgVf4z)OP5!-ZwKd=vuopf
zJNM_Jty{(ZjAqxUc8n;9`gs<VLR!jmfY4Vm?wK5<ML)}nZv&UZ1G${0X~I#(uqn-9
zp6}suk+O%yQN(Whx?E0*prD(B#rf`Ha_7<Q3)%g((>tebEq-<Dc3SMu<*<OUftO0{
zU3pTnz2tJlGzd5yYD>H4a#n=>xKb$&w=hQsvN?#NOea=hUnR`JpnfWaIV_SGCbyUD
zR}$qk2+|j>*?;)+Db=+*xksb<y+!-OP?ok<7Ot;6M=J;izc~6oiG%&iKfQkRSO4@6
zR^I=7`|(n*9Kjb;K|h%4JzZN}-~M81d1q(y_)mZO<jIr%lc>M3we-_)Fc|z4_^F<C
zxbgIhsX=ehi}Ru%Cr(4_W$XoM9NXNO>e+nxVyei{Hl4CL)pPTOzSzt9p<5QFzWn^h
z)6+fLp5ESgv^76IK7KksLhYjRVQ+f+%g@)wJEMR6c|()=7qguv^N#h>PLuJ=U#H0&
zQcVVH{}UJg{|lY}|Km^o`0d&MUCSK>Itp|Y=qS)pprb%XfsO(l1v(0J6zC|>QJ|xM
z9qZ5L7w_eRaC&?%j;G^badCQdFOH@c)5Rdl!ZGgg#rFl6-77}nXfd14@iI=wVK$o1
z7w41d{9YF4VKPei-_HNPj89OsCmhk69rOri@L@RU2SG0w^t0%g{z>y*&`;uH<=2A-
zWY8bvJ;IuW0cIJ113tTU22(v3ZvLVQG?%}aF8!e4R8N8BFQ(Qv*2nlff4Vu^S>~Um
zFF#-Mpm_7g^P|l#TnKooXK`s=R`|t~eO%>^lb-~6+8-pbVrjjcckmw9&w5)Mx}fDJ
zgI+*DKgbl$@5Mlr?)uN@Rh{-0zL=T~2mK_#fjcacev$X4!+shvux!vTlHN3aT<8%h
z$`b)pL+4pP>kaxj6bh20pQk)TB3BLSKMg}gjH2E&O$s84`w)$Hryo5;anHTPY=vwn
z0MWm?kHY>S>k)q_(Hj^|{Gm17iyRZfh?fp~#FhtH)lmvlBZjdDEed<|5(f^lD0*?)
zC;aMPu#M-Q=q~9;5#H`TNeI0#1f%HX5oF}ajh-0xAg=nW@S=WF^s=NM7+y}ly&U@K
zJ==KAr(qBku%kzt0rL&VIh`v=u9r40`rg`DL|0*+uz0UD6}@>$P2V<FqlsZglvYp)
zC}Nui8G<qBc}g^)6$uh_0JGq77WA^zrbY$sKMeVr=@w_qT!V!=&^=Q(eik%g<BZ5c
zKZG!v3cV;Ly3_)7Ll_4A7@1^v#2xesf^uIu$+ce9IfJKfC<gI0Wh>gfL&1&U<6w}u
z?3G?fU^FNSOS)-_E<zI~nKCDOMEGD{;$*!gy-Zs~m#{lx&N`H)65X($AUX_LL<r-4
zBA{6Zs+RbYsV*r`;3|R%X+f+(t4~964f;hy%dr5GR4wzmYFG~v8fLfe1MsXLTZ5Vk
zp%w;^kpWG%21505$Pf)C4*P|5K?4D>NKuWFut;R|(?m;c#32$WX`_`vi129M?u+M|
zp-W~7bBQ^sc^AgKWzmcBm>1#E4JKl7ZT4B=X8j}qm&H=j%H$jfm$hjEZmX$bkdgb4
z8?dHlAO<u0a|A)FkMD37Qi|LLhNOWO3^3yf@-WT@TK#bdy;DFWlqNPgozQj63l4fw
zNy{d@#Kn3D90J{C;z|>~!jur@a0u#Yy>cQIY69BwK)dXzWiM>1Jck+cOO5qIc36h#
zq`ia;we_-2YwM+ZqKKg;q^JvoNiYAZR~BV$%#bVKd$uYkzJhvpn=YzGKlVv;yiY@7
z6YU?RAon767=oKF{iP+c+9qtnMOG4Rn<1QJS=J62^fRbPpp^Nk-PVJ$U@+@MdB~!E
zOujWCDp>zvSRfhDncOJ|H9$yN@M2mG2260aT5EH*24{avJ;eo|vGChU-bQFWvEm>@
z@Pqjniy;Hl0mLF@((zIyY>H5$D$VXirN@wABwB+8iBMx+DAVfY-f|ae`AD}~2%#2K
zqg#590-orVmfVo^#5U|ZtufI$z)XOJhD@I{WzDE4=+Rn@3{%7=agb1xwJ<85v^W_d
z_r+sfRS)84tQFH<)0Wv5UaOTMvtMXzp1dPc!{CyF)k%`*Nz%rEUjU)4kwYRbGNVKt
zEx$EN^~uBtohXEif=BY%CRtq}AN#MH8g1xaOv;|t1q3jHYrG=w)&O=`L;7Y`G975D
zkoJH)(}nxiZNk>P)&vt|(?&Gg*o;V&@sRIMlvCDyW}j1_$!3XNURqP42fbv_7T$!R
z4^cySZ|M|B<3N&&xG@3sCA*Y?BrL*kP}8PVkEO*p5c@eS;8tOhM>E>O(Q#1>OeUaj
z(wi;e${y4k8Ki7@s5uaf&jwZgi*P`4^d+ZO7U+shI&@Q82L|dIp)eE!r5TnLt+Up5
z(PL+jPzlDv@-MIqgE!-Cf#o0chayLfw$TXMniVL&j*A{DhBiYofl#&eQc^Yf+Ca;H
zhwQ=9SZG^1H!mVJ2Uyd<cfm5Bv$&@L@dD`c8I%<$!t1b%=xTn*A_62oO&C&pZSlYj
zsf1=o2ncP+tgx9K^a@rKUfRLgPbMlaiwdK?i`gHtM@v3!@<U4p#1~j5yc(mBh#*|-
z%_gwopd&X7WZkeAX3Y<b=aLPZFCHYYJy4R!a#0zTfP5W^P^Qk8ougqA1-|R<IGvm(
zJ4lNRrRGI>b+4Rq^*5@Ns~>&&;TuS~O4&J+u*|T<1He-pJ3FFEx(Y&cr9ru}HPWt9
zGPFosv*g^D%DduL)e%k#rC_;_3**J@FF)T_dVFtwb+k>gm_1A{Zs_XRFYS`qUhngt
z+HXO12s(n$Q_k2_@0tB9y&|o_)GxYgRL*hYbJ}QB&AqbU1pQR{7Dk4pqc#?NY=AU$
z*{l-w+-0t}b^uNyU=Fj?pub=?ppqf52)Oqb1?={wyj6hM2&{@M4sw>DSfib>{;<$i
zkmZMAfN>q6jIp+9A;vJo2a`F63=dcfuF+YKY8V(kY(*?&0jf`sf<UIJVK)$(=vX4W
zFj_wARoM^PCEATvRP_p;)DBen^2v2eZ@KCI{A3x_cX%M!In8G_3D31cf9x7K1yD3J
zZnP@4x(sY>O*VKQ*t&doO*9Aqp|vT>;XxzlRC;QmH6Ad3*l|KNAJQ576<p%MRAA$s
z@2iD`<tX*V>90%!5gsHuYT+~<hGs?Lwh=AReo)!<rtkr+p`>0D9Pz|Eq}Q>X0(S+L
z9U5;1?LQ1@EKIeJgzy7Sp)8|t*e+J`zXoMr%B5h+=ftdnjr?qbmdw-c#0!|6#vaPX
z0#E$-OhGFFH7j}&1ZFFCziE{<;MduWUeUjaV#>1M^s@wSUga}sNGvW*fb7&kFF-HD
zn__9FEtxe#689OKuQQzBSO|TwU|=6(i(nX1<eelkXF~I*Kpzag6nhtsa1*XX7)Edu
z?Z~!%=`m)T$xLM)L`**CA@S`4PD3KS)OCH&y1_JK8Z>}C8qmxmDN=!2;{o*|K;g`)
z#zWYh;9#t<hx&v$FH0$5rs<7jIAgBMzvAH9SmhI#IN~tZS%fr4Bc?VARLC?fDiZ0b
z?yttQX(&v|oCeAAB3Oy48+?Unlq;X)Ujhy*OOl4kj4B=CTN&t8<vA#OYvY)G#FtD|
zu<%T>n#jpuoi(tkkJwePTK$-HsuAd2<=RI3@+546ql{Vm5^ctYss`~*v^{u*IK+No
zM<CrF;|p+GrC33nY%>Zefvyi!N~xesS+mwmm4}~t3kSzfGtpp}PSYGiTzPRVE+VVV
zPy?kQ%wWN2DdZ>|&H+&xh<7KSAt8k_xDddzj60$1U{6yz@p0(<7QC%ae@v3hfw{mL
zr!DOYW|)r>f`_d7dEOLFqZ%~VDi<&nB+|TyM7n~lJ`F=$Wi0FnDRU(xXIDNb+J{r5
z<*R8?eiuCNYr<m?h*EzSbcHz7F$oL<$*Hx^)P*lt%$f>i2XcxgxIyavKr>$qH)fer
zUaepj1PI{1Xk{y)%6D$FQ?9TO*CTs=sGUo1;7Aa%cQv}Kac%taILqlI+)Q#Ir{Z4R
zR#U@(Da|_y*n|}akO?at@y-yj>a&d(qNTC`>0483q-N-;g;S%;HdA<q#YgR$ViiiS
zVXTrPN6H4gwmxfJI)Zd8XaFscmm0kKB)MTSKrF3ONH#?0{p5=9BIs$wjA68xnIbFi
zgh;|x$)tzmC5SuFA+IdgrR30jm$tSygq42sgk@g-c;+64H*9wVc!%Q31{x#;zDykP
z4&$A75r~GovX*kL)U@IrF7-(fhce8G{)^1A?%F!1J;(G`(>&#cH<7JjY1g8O^7t`>
zSOp<UYV`2Hid7n#ZPe^MNVNdOa_sYd04g3;S^uux*(L_cm?<hO0|71qA`|F|hTg(x
z;t$mtdKSl0U<N0$wY}mL(rhR@l24v+VXIq1!_C6(Qv$O8<2zAsaw3{*1T-W^o-dRy
zy(QX+Jg9-&Dax?~SaE2|zQ+ctHV#lt&zG|b|AoSQns<(H6>96zd@@YY0M!T?XJ^*F
z;reuB+z*dk4Q&HZiLHEPY6XpqVYU%lPm*6-VqKKYbWXju94&)hNzXQhR8pG8mrK)3
z3v&@ArW92e{)2W$v@w=_EeOa`B>pLuh>T;1SVX_18lZ?8T7uR(c{;J!6d)5M4uS7A
zk6XXQS+4|lZjtIhW_8w!hW&#->V@8w<^y)4gAerS`1h{Uxq}psq|Wvpe4H<ji)<rb
zoxXWz_Thz{r*rx3?WOts4{gFgf39DL`G{PXit;gk&fmqv?Xa#t%_lw1*~o|eIDLH3
zS-vFU(nv_!I<dLuBp=Z$JS+)H#ariZFn@kFe}3b{?en*jI}a95Kh4gbQUQX==j_uU
zXXTCtW-J|3EeFmRW0?*H7D29=tPpB>M%#1QMIQYb-ot%n^T4tRMV@lyDO{{1cj|by
z=lC_Ziw=@B)@(TNT<+Hs<N298t7lF;-&`AQUpg_jI(y;n>fP0S*__EXtLrDgW_&5>
zo<bNFM2nnv?^sn6!-cB+;rqkQ=ky?XMp?`9oaMTfVPvA_x<6;1h44Da(SP4Irx(6@
zzIx&6!`0EV;#|5q{kX`_Ci_=Bi4?}kR4&F=WH_y`ig$-p@=Va9X0SaRZocLR@>NS5
zUTySuzxBe`>a%BS5s+8GHOElrEeY@|yZ@in?*C7Yy>a({rWz`_TmKLA{!;@4Z;%yj
z_$E95+hclDzJJ-?<=`8ZPv`l^nbLXwJJ0_&&hsCm^Z10ThQM}?|Ar%8uBguOUxf>r
zp8Uy<|1u%q`~3R@{{Ak1{}O+HhrhqgUzG<?i9mh-m-+iW{(hIgzs27lyv3?-GY6_a
z6v>LCm`Y)l%7ZmesLm@xr2<6ZGzyBLKE9Uzljj-Ud^|lb;fEMs-a5Io@pyW3c<Ju5
zmC?-Bz2$U$Ujv2&1zf4FGK`t2q&MTqcU7Uv${OD`o%ZxWOwF=9i;14p^`WT!wwt4A
zf#O@duIJ%ZIGUfheeG1SzIfu+@YI<HYiqO5?{4m2;V;3XO)7I)*h`KFQcJSjI~hDr
ziM{znyf#=AoT+L|9d5(r%t1^heu9IBXhVz3wG~qeE>Yf)G>~^7xGOjAFDA+M)~Pca
z@#&{C%Xi|ln_ulKxR@603Y<|$uA+AimR#0B9ge}Y>o`U@jmu1%!|p{qdmxh&PGMy%
zzO|zP7froZd-IeO--1<~DA?<mr>`Q+XXi%G^9vh~pDZt}J`S(lxN#%8C};P6ZbZ@q
zs`70TX5tY(B2+sa6yYmNuU1Y(!f4brbcH?-w<w=Gkjr_<nKugW;WVmZ0fZm@L&@cY
z9Hlr*UemSoDombR{%UYG8J(WLnFaH!>%(km`Qg^SOpZxcqYi6TsMBgV`b6lO$=@>1
z()ok9ihFcGIbEV;o{y6pORUX<L7eZZzdE^?-(Jt~t1$J}{X18_8a_BbzI$$Y=gHNj
z%O@UZi!Wd*83o?si{RP`DuVT;|Ily4xc{qiyk2zK!4LbweBmJG61j|(>|Za%a-CP4
zE+v+u5D^EPh}6FIb@}1*?BUZZr|+GgyK`#m;e)Few`Wd0+Ml~bs>zkFM3!`$y<UF;
zox8SP<ecOyb08n?CHdmP{AK8by4rPh_wu)3-=!=r6aF>a!mlE|H@44Rd9?iS+~vm)
zA8(I$w$5EyyRYiNllR?(WD8Q^$}+l$FX?7Efq9p%QLV`#sjcXSt~|RJU*g~8F|)%i
z#j^);x!`mr2W4Apv}zoeyRcWU2;~+*n!G^0!jAvAs<nP_)#fDPa6O0ns-ECb9aySX
zkF-d$go?heHM_8&25}~B;o#u^`0CTq^YP8m^v>||$+M46-XCob_cyu|rcK;jK0-3T
zeXyXOT*_)wHGMy^ETO9mA0O`J<G_N=8Fa_7BF<F`U6@u6eqKSuY@o=~Yb+kG!ru7Y
z!f<PJ<^1s3okw?WFC-_1PgaKeE*?~1CZ_KzF>CMV+$FKka-Hy7zfzyvdGeaYmizOq
zsIdQyN#J>D8IEo~xc@X>IK7o*=c4l)_fK6**Y>x+<1T^c#rI*ns|22x=I_$t&cZM|
zA8+4U*}6RpR@Y{dXG%|*tO0ZhJY#O8d5L>Z-cbV2foy)|`2YPX{{L70N56~zzr^9c
zF8*(&m|R%CJo(j~{OeBs>13u7p?^J2{&n&H?%<yt1005L?%<zd`G@5yxNmVz<X^9J
zq90BDyEm>A?J6E%hA>yobR`kC_mq<4OdG=0l|<-DB2dM^YB3CTBC9Kj!12;p73#W@
z2wh2pt|Wp=E_5XkxMg*plFVI6gkDz?LA4jUk_cT%gsvpQH@74L_Wu!ry@xxjec+*X
zDk?<-YE%dH0cR2yCY*vLF)B&<pHzxQXnW`7Zxs(Ydrs}1mq=Z>uzCIYwPJ1k_LE{}
z<Lvy>(+i7({g1(hxV=My?(UXh#kQ$Qu;;vU;|wex4>wa4BHYqN?(5_2?WyBGFXM&L
zFOE%Zk9A2q>9|pmkf~UuCrrvyEMO@$u2i9-!O_WiitCS7sfDqt6h%P#M@+e!mtg7b
zVCC`B^38io8&A$ZT6&h=e>8hd_ry+)bjB2NCEKD*RfDBU5Z{%oz#(-KoqRg6Pe>sJ
zhqEI7@W|n2^T7w$!=j+%|9~Phbxuly>19qzOev2n4+ZtQd{)-nOC9yOFg?0__3GN?
zQNCDQU0Pgxetz!Ovwis-aL(4}n~2LQx4rAUfX?uhM{(<%loXLKi<%yGS<ViW<unVq
z@q=n)HIJ#m>>qsIQBFAurILRgCWko%3|}D3uN=?*50&rs_y5it@!f`0n{nkzD3eK<
zRG07CILwat``@`G0cUPX(ZJBQhi}G7_IeP_BDRguypdz<b}XYjMn@$nN{j9(<%I~b
zQF4e+XY07tLba~TvpEwg@VSbOiYclT7GBVlGn7`4KU9Sg-B(avAQEuii;Ai$z$Z|h
zC7|+_%3i91oQJJGQGk!iLstIQAdq<7P5>5_tK2eQR^Tg94S`xydKauHflyj(0)lN3
z!nJC81u&GwQhhcZ@Tba~?)6X=&a#tOwf1xsPZN)}scIEcwvw@^J|EXUQUBMfd{4$J
zo1sr?=TW1Tu2gxDK~je>R_$+UQI(^2`&HFtjY|10Dy(u&PQ~&KSN9YV<f5S1Zd^yw
zvZ<j8(ox$?k1BDeAu}l9me+_>eeS|zkL5-J160*APVi8@Pme0*2N6A9{SgPSYOS%~
zQm&1{Toj??RwP}jWYxAjJsSwhSq2`WG7J?d6nR|5Ee}259xCI5mAQo2)aoir@u`YF
zHRV(R(pT8?uuMm$FlGI8qW}{_Gl*+acHbkyH-#$2S@n4p9fVf!l{d8Vw*0GJnHo5_
zVVe4~(vkEin0Hq>GvH<}F3>6~)z;T_>2{a0h6lx&aU*1|X4eFPRZ@t=PSpuj!jOTh
zd?xc<yhR!+fu-^*vzme1^%`uht_Cjo%MH*9$?7~(Lmzm%Z-8lzh^Tlc;5^VWw4zXR
z*$MEZ4MRP*a;UZjgtfAC4e09QP+9@C>r{Q$-Ush`OpSf3%j%#KC_^3N*}6B7=#9dT
z9640YR%-)1sv=9kOTb-t<s-O2QP+<WqjFv9{u$kop?X;?FXcE)=cxOvadCQc+XAd$
zN~;1UVStouYHP`nph9guQiZzeN3~lSlP&~-`kI_ja6dHGaxN6IZ}qlt7I8N`_|?Fx
zKT_P5<x+2D_x;$?%^@Y`xdh2mr2&rsvVe;MTDnZgMIBdR)5BMo#6BQjjOSOY6O~iB
z?ucrKR&Uy-LJi3Tq_VCqCsN)LPbwLxD#9Rok>))lgzOnCFLqs(YNgtAbA)M%Dpwsb
zkg{y1iSru})#^%wrPVR|8Ci!hl>^-gbhAcS;WA$h%_mQDK4XtLqIxN1vCPA+s2-Rg
zPc?uvq0RtzWO(INws>uucvTg3KBqzfB~V}29?`){<m&~h>am|stzZaG-Ca!XJi2`$
zyT5jN=hUsmuWsE=i(+4UL`8P<>a;nW*2>i?Jiun^uSl%Tk&L3e9Q`Ou6dZ1&^Cgnx
zBd!YLVu;!Xflidy^h__=jP`@B!~I{c&E%Adr1)y~KkD+z_Q?OL?2$kC+u<9?B}ur0
zZcx_C<ydny32K8xmtgsdTeU%gVp854@r|%Z8pCK>B+c=>5tBsrhMgqQ<&J52a;;Ub
zN0$k>`_S0Q*#ex|HbJ*hX<W+hvrX8&P*RLdA<_LA5oOl7hpN(UlnpBL#J0N-9|PCN
zNkMEudK@diPjzW3R<I>e_)nK}qDU!PBh7`&EYNMLE&xYaQH^6&kQF%9veBQkQ8mD;
zkCfm+SC($7k{AL)UqW$Zr?Xw(0U}<ynTeA9zDMwAT6KBdZB6=y7n5G29l8YEg;zd;
z%efxZZdKg?mN(|Uh*+1G)YOV8R@~^aM&%8F#olq4kVc@YTwfBQ!gM4oAG!II3!sGR
zs^SMSnYf06->N1#MBEQgFT$5>{pb=H`FeAnRH?a%RW%?ZggV@6S=SdxE2SUyYj+7*
zMUxsqdopdJ<3KuI3tYIte8BW5DPMgW;!E!7_>@zG#46@)LtF8blA_J^cBo7$hAeAW
z+NcT_w>29^2m8@z=v!PjyH~e(Ft}Q=!S17&v&=W70M#6L2k{Oq5DZ9v;MA;0&c548
z;fBOgC7qhb&VRtP%1eL41cBvjlDh*#_8He|X-Iari;DX+gq4fDr1+WbPf{x-!C{az
z_zJH2M7eBTDFA><#Rt;APzIqK#Iz?Tt4(;AL)&(99^l*}s#z&2oAPF&U4I<P*5plD
z<n3k{o?xBMRci<iL+cO{Kf4PHUdsB?d&^!$ZrKNnofFZ@R$PYwLj-l9RgwoT>tUrR
zhhZ9J-C+|`SE<pw>hx=+&3NP`baBXTTt~~YsiAJBPzmf~x(be2$2A$UwHQOySsQ`U
zkh=St#-;C5^1kd!#zh0G{^%=y)3R!VOSuOfN#NbEb4wbw;Sna?B_tbE@VeCm%ZR5M
zq56aYqU%8^U@pnTRl|)aD*Rnbo~ILbS*pw5#6niFNG0rb?L*V{unPs47&&jp5M@-9
zBdg?-Aybc>Z3YlbS=&$C`t*)n1kKAuWjPLt%%Udj2zX6=Sga+F42j_)Ji0^yDU=Zi
zsxI%giN=~mF@1*W0kKjwK>0&ZTwGm#)tIjU{f8mG9OuUq*SKki3jJ8+niVEUYH+p&
zHsQ4`i6x)SoNF?KR)f|bb)BL%W%4FulIy7#As$*x925Z#+5fXm96DgV<~P*Z!6H>3
z6v)!Oh?8*27St6|&f25N&00i^i&feW*XjDcp9+Ur1SCjW{2_zkv9|0+bE7XC;R<uP
z!!qWo-9x~5bSahF;YBRp*)A-t%lgjvru<9Y%Ht+$h0;K03*-I~0hyBy5zsAGy6;Bw
z-V?5gfCQ-nS?4Bw>_wS*ahnJgD$=Lx4cO@2Js4bXBG;$8;ZV)$9z@5UA@j|g9LzD;
zz!R4M#rO&|xdxIp0qY-wl!I9!#(-@Plv`0>nj9Jw)6)Ei(3uvsQj~P~T5{;^|4%H+
zI^0;@*us|F*&3~HZ;rOc>pNJG(ul9?YCFE!-dM%jJT|qxv$gSHe0ybKXBpGiKktU3
z(WPY<x+QkHu{oMw*^#ZOYC21Nxp{7ZsIDr*EN+d~#^<nOUHG-CMsS6`UKjw*b;~dX
z*J!aitPU^zgSW&JB1T2bbp$OVZDLG+a-kZ^+`m*rKb>8<951b$yt{f~kgP?EYgw?p
zvacDg%g?haz6WWhBkja{D_bKfY2oc|9|G297ggSw!)=XUJ&4g+kz~4vl8IC?8co$d
zct*zww;B_OVLmiMz!MogDbla1CI_+lm5uQWl`($w$X|N{#<-Rk7x-sqCbU6Pi?_V}
zu@36>_pJ(HZRYBx1~#p4P^Ig79Q9l79?%;x$GK!D$(@DG<t>O(viEvpxyJo{<sm+9
zE;(}wMoXnYJCjDC01|p3va6j*?oh4Y+Wu9aw|PUCEJ$asYhz^#L&ZX)Xux?43~XI;
zNUL%u%UqVG=Tt}8#57Cq802LS&LFq9kfOleP3vfC+F+XS6{=a*C_mEB6>AfUR1M4-
zxw}1%Vgl-?iRUi73EBGvCr1w!A1bu9;$CeRntP;6yW$VK$-S4Ze8dVx3v+h0jfD!X
ztu8BE3?}Sq?jN)}0eMg9H9Cn=Q@X-+WGNplBFTPB!-@jQI?aU&TSZ$8WZ&g3H0%O2
zDe8}6)WTZbs77Q^kGt@yChY!X%y`;{h;SG9DuAHdM2wg<I69hI#CnlhAg>PaO7f6e
z;Nh!J?oKV$^0k<g^i|!9s*qBp$d}}jM!+;AxT08<Y)M#)4yd=XnPWd`5dV>EN4kd`
zZf<G<HH>oOiZkz-P#Er*7@D+zygRF$cW1>{t{azw$_KXhhFTeaep^KSWmQB6wz7+p
zgjQE~OT9OLgp5|xqNKc$e<j}o%9c@K$PDKiIdnFQsA0ZgZbRM{WQ9YF-fj>DK-ZP)
zN;)%x%ZNQP<FC~#I|0G2;c|{JDUdjI#1V(=!D+{RWHK|2C8$W6-hpor;|SH>U94w-
z6l>GPYJ~J#co-&Htz`PB86u<dq`B;aNqA*5^vQC_tR);Np99eiyIx9xbiJn|7%t3a
zpG{oeH|B~dO>)KbAs|JV-TUssZ9Q596=@Qz1Q1CwTSj8(1lM=D7fm?_d~272vEHPv
znNn^`H27P-G?7C0+1)Fv*Tvs~Am9)yN!b9_Iszt^6%e?{@T%zoEhtliSD%Jlss$Hh
zwjh%*K%?P3ycl{qF=M#0%dTKRVtJBRM{W~)3wp;w;HL}(u7FgnXec5x*31bW_|gmn
z0kM+cN5D3KP5{v@uc`I<oeHfjm3HSW-V)8TGF`RdNn`oqe$vwSElM-5owtn;!RBaZ
zxwr7e6ft!<t=MZZQe~uTaiw0PuEH!mit;nLyQMuSX0mK{sKvP1^VvLj(8^^_DF^J)
z*u>$t)&uiaVW8@sUvq!yGva2=&Q_=(Xhl+!7I$a=W08;sPWx??<`cnh#DF^=aj%Ls
zxWmnR>U0MOiQAsVXtvb~c-#}nWsYpN4h`wnO=V1^60nWto<QUM5?#8i6<&j6t&mvg
z$qk-qEC+b274Rh5!jpSmYliR;Bc|pqyk;vyloX(}zJRKX0Jr}*>iM2p7`mJmIEXFT
zv_;5{+tQDb+#@v}hD82(8<!dZ$H-Y=wROT;(yj^3I!Omwz$Ae<uyEMRn}UQoX#YW?
z#h`Ixn2$kwHB>JkI3730{|XeoNuzMz+S06TvIXf-)F=xCvtQyTW+2+Gc!`_Sh_#25
zQx+Kchf}F2(jPn>-q~JD`u}gA8n2Fblu<p=RQh^0@#Xu)`1yQZe06E@d3I`cD-SlF
zJ>S<R?uu(u`RO%_YwvM<P_Z!028F7-9%K%GO&*_Kx;VPI`sCK*czN#Hxy_5iCxHsl
zPELDIng1j%4Y-9mNeh%byZ)f7uRY;}0|h=O)Ysn2XbNnTFD%#B+hz3Xwe9Pp%h#^X
zo*fOtNB0LCizk*(?aSz{y!OOnE0fA=?_nvS@*p9G{nlAJDmE^ixO3rj{(O`^oVjy(
zbK%4lW$RCtUFx`Z#kKc8ku<Tm_MV&}?%d=cT7;(mmc{j1aV5!bM`z~d?+x<s_Jg_e
zON0H>!j!Mvtc}~1)_%50*rPsgM&xyGY3)6do5xv7fD--oEpzwunU!I@d^e7g&8zWd
zeEs^`?K8^boGiIrVQm%Fe9gkzdqNE<XNcr5ZXYUq3+nTwJiEL0Z1d#Z^QSIfSs_5N
z{4m&Ggmd}C(q?&l3}G^mN{@F{;aaYhsvy3PC}A|0Uhl)6#Cr)TcwyiWWfOP2M6?Pg
zg?j{<3|SI8qv);kc>2MG2lKbLAMc#r8Qi(`@X^-n{TEzd9u4q^)tBK;2Z^lQYT+*P
zv<Z0N0b=X%+zqsxmxZtoceL>GLEI(p3K78eX;!Hh8%t*U)LoS@$Nf$g&|6-q?>-v`
zn^zVdg}1L>UD+I5KXYnlUBT_iD|La_%ZKXBG?MQ(EUG|XEyX$ovL`T1e9##Gl1#?_
z|DA78%>Td}2=bhxd|`lp%d=D0{?(i=naiD01y}6pB>vkqiIxXnrPprV$*(@Ye{wjw
zf8pu#c=g)8yd_|ddkA;7E~Z!JTYVdWKVV^AK|JuS8wlhU<J_=AeM!#R3i!>->NxO(
z1qW})j^^6=28X%7r+O+m9FviWOuT)g_xXvtw->IQe)9PFg9|%hw)*g^vw^OsoGiV$
z605S3eK0x1ah?0)YqjW-mdg<hZt&1t@N2Y!B?FRyzYT0Y_=Ls83p@$nc)2e5oMaj5
zbn*7L;Ro5B+m~mTE^Xdhc*u>R(LGM@s5rqsd?uH)zJ@45YAF-p#n#L6x1P%f7hajj
z<p~!~an!mfI9v4+xjSFaSvh`qCLZ2BHM?=~`n9_|59j9w52r`_vN_`<LejiWEFr{F
z?YUmrB9irOzU@&ruDnp6MhD${+aqe&ZduMLjze*sx6kCu56+#sw0iQ&sU$zUadCL%
z<nqF`{WI}WMJs(Z71nId8e<;$JLEi*Ew*0X>*!Z(izj37yZguv_r@$o?hCm*QT0;2
zm9}1;bL5F~EpJ_`zVUo~_eq#M$<NF^Jah8I&c=4WJ-@FY=NLpy9_tW&!E2V+I{n(L
z*spuBcCBxh`!cC-A%>P&(QjA9j+3p?_2SaG6KB)l=CjMe@WHK<tNSv#yI6ZdAZgOY
z+O>XNax|n;Rz#Zm+h3lGd*=tYA8!sfFJ7OyeDUOi`Lic)?tiUUcd@oz2=tm4Ywy{F
zk=Y!#hgCsZ*;f5O5>GkeW;F=N94VAOL&7O_C+dfxQc*0ghExi6NAmJ~5(Y`@9C_Rg
zO=<}BHguej^qs6n%AF2>s6>K6`wuFCK$<592rXTMcHKE8*Eh)$4xS9BguE6qCaghK
zdQl>YC1BWFDy_mksKJOKSVpc@>EIWZ7iC{t%2WvnAVad`7!px*0Lt<{9o)Oib)*K0
zPFsfQo+>Cf^~jndt%<zONqJJ10ycChpp4SaZt9d7$AK)XL}%Purw*0&Mk<R^$*8Bn
zp+d4rm6ue(RiCWV2-z`~BSY5PKu1GKLsPz#`4-DlhaMAn%R2*J$*MTubpDsj+ZK3@
zN&Ozn2F}X#M8PXHm2Q|OB^+KJ<+9DT&``DE8a_})p)XV|hl~Q{*i1$%TX8)qA&)NU
zL#0&6)CqV4r81WzcW%<E%No~;G7$i>tj2)MX7!7pNE{pyJZk%q6KEs=F*N#7r6(P2
zwliKF?qV*(!u{~@?vZyWJl<9_z%^otMKxC407;EH8;R8EusC7`5P48a6Gb>mQntX!
zfK%tnD}`@LAp~BBp=$W*lX8cd00@UI0Hoz9HC7#I3=%)r1CnZGt;l<Ws?16iaUrd$
z1_T@+N+{tAbLnQvHgofa?;1&sO2ku|Bvb=|x;}P%Q!wvNI&m^_>I|OZsp%!00*w+X
zi8=>-GqI7lc<fV_S({W&qm_ruIe+L!PNNbPwbtmA8ak+Qjd9>>1}YQW$`#eH%o)LI
z;s9$WFs-6c1zI6l${_2oUXZqQ)SEn2H(Sk5jCAM?$Z0IQ@!5jR6o~_e-#OBTN77On
z<yo#Un)pL&np8Pvn;>;&p6poOQA2Q$WO;I)lpMoGEA++|qod;$q>_8xk%ftPt`+bU
zm(tc_b-pmokbh-E)14cNJl>W;Y2A4=UQEXm5wkK!ljFObK(G|bHeT~-s3K7Sx}1BR
z4bSzUGtQ2FzOxn*emnL!TGygPz9CaZNKmAO)O;AS4}wApEW}6p*idzpRbo<-uLVsO
zHOnb1(qNRy4YYQv3fg}_PT5ZxwS*d3B>&tom|ezAfC`eY*;LtkT^2N(s;ZP(R$~R~
zJ`8z5^3k;m=_D{I?)*Z>wcXbyvNa@Ctr#4T?El(|YC60_x#iG&RY5FhogXGa8t-yd
zU(p}@X-TWCLqk@1ifCx;5FOEn$H=WXpv|sXS<Es?5jlw-3%oLmjZ+m|g)t;(tmF0&
zUm4^&NkeD6la<TkiFWw~>QvbU2s-`=uS9Pp>RQDp@mI(tc>R&%wpNvarCcikRW-#g
zrKDE~5@9KLEhM%<GMZ6`432pzA=5eE5^5Jx`ABa}O_pym;_b8zBe8Sxs{c_D%8HBC
z9oD!Uo?tYb%91Wet{Xd$&J68AEU8hpGt{YiIHN~98bgUOosHp5czKaiJC5n3M#Kt@
zj&#ThK=o%Qxzr_j+&nh$>W^%yDp4Vs)*`7SVGUJFA6s5Y#|F6eG?(<B^D5fBfahd&
z3%<gXTuBE3O9#kU+E@~hFEvi1+ErZ_rY2LNMarGYH7mJ>YwLxB<fpb(bTmy+xBc6C
z#23|`3UefzY~iexb_Aw8+w=}4Q@-*zDX5H7=6|xaG1EAaW@iT)n<@)x=~6eM`<hh~
zBo*^Qb^n~wf#Z>?270o>c2JNfNMM8*YJyo6K&AUj2ecGzD-TdXit2_#tqOSVz*!hI
zkyL||3E&<867`$#gmCPffSoKr*M!WH?lwH_I8>%GjfFjx6_H}a#Lk%z9PhDh%fX>;
zs2Qs@SfMFYr1}q5r&RMD8Zq0ees&?1kJcY;SZPoVLMI|a_6SWHH)<kp&E9H6bZrin
zkO64N37FMrq#!zta2Iatkz;bEFI&sZb5vU1U8o`w1gyGjqrn}FPHMN>qRSB-NF&hl
zQVEY$H((VwuuL=p2Bb}j!-|}FatH4{Nty^8y;A@16<LB$f>(JoiJ*tCKB-I&st^1W
z2@rMW0{Wa4*eM0plM7LF6;$nTpIHDvx^;s#5N&=+{>|)>icfJ0JHR4sjPEL$Wgcr`
zlupSTx&_0^p9tvdD8l~y{}BdKg*Xnk5BuPFRCf^owHtg^!0!cP{f960-e~@TsxquE
z`0u_sbs)Nn090p#Gnw5*0Nq6Zhx}5HZ}mk0e_qx4`0Ufs8>sb>;HWN7!Ke6jz1yj-
zyU8^YeJe}Xtf3+8iXaaDs&7Ww&1w+!OSVVzM#_8ya_W~k&6qz8E5cQeEQ9o@dK}~p
z%3Qh$mV|un7_jo3pluQ4K+D2nK$}!`9_+KqkdVU@kDO{Cq6~)U!?@pgQXHiL>#>Fr
zWxbrSAs1UDI}b~d4x|H9cZ#;@Yqml)1T#)tS<ce2x(B{Or6>q(VhH0bmYJwW`G0s%
zE1KZ|xgbHlYifM>F2Tcml3k4bAOl(jzEs@`<rE^6fV=R@N5ds*lcLO9`8Wn?rLS-#
zLzQwc_)nXCR=7A=<VVKK38=_JpvX>+@5OXvEF0niY`meM;`ld99?uv>2ZXB^R-N#&
z!(C`l#@<fV7|h|I^W{R*sqrRW)r9J9;-m0I!co|9jHZ|*&ZMZQQX`<pt4-*jE_C2q
z#8E{9MYA07t4}iQbytAmAAmcLUC6NDpZ5WHa>)e*negkF?IDkc&bils48R-(ho$sC
zrmq*oy7WKpUIM<(-%b`DR?no+mkPwns8?}0chujeI5L7)!-cr;!aH%TVL=j!RT<M+
zn)1Ry=?c_;7;;t|W0S8{PX*D&aV@`!3iRUvvd(8KVB(UxXTVHx>}fvZE`mud=;p&v
zQ1Fi<{qmyn#LN#>{lOz~>_8sZ*)|q_4VDZjq?ZN@5|F`eo<RrLMk}9&e8;4XWZ~i>
zV41-=Dvy^NK%{eDlmuwCFeGi2Fcml!5MYEVcaH_Ds7@QN^)%GA7+P}(JwPwqm3S4c
zKY2jxjeUQ+@Z`KRNZH=1R)vQ^l~18#8?W^=ESsb+@e=u9wc{*@gr_878=iH^H7wtm
zi8iU?rQ_XWRJd}evHas{vzV#*eh7hCjU7J=YGCFat|Gjc7GIRvt{R+WK>;^q<j@n>
zB&I|saAhF$B%isdRt?o`{~D6;2b&Aqilz(m%;J^S&Kt4+fAE4k)<_eewkszVkNGUG
zspDB)Z?DW8p<dL0s$=k~nQcG$j<vnno75`fJS1D}3yProO84_KcUI4wc)qzd+P-vR
zZguv;-PODM=K>M9!>v}`S3qi?IpoR;zjZb?I}lgN<#EJjQe|UvPFKe+%2e*d?H4)t
zlC>n@0C@_t8;mB#;JNOTzOoQr2RX9+wmH4<)$`R0S0Ap9o)zcP)#=AYem2?vdPFT1
zgyS0rqvSl?TT4;30e$kOm7+Y{e9aHa*$h-1kg_lYV>~M-UXqB%nH%<scJ}p~6yR4b
zocOddrhfFvXK%omVlJ?7`r1P|t28$^xDyz)L1h){%hQszxq{mtm7;W!ej|*k)?n%v
z-8HH=V_31l5lb9|drPnpwBRU~yXyc;w7l%0WmKUC<5EXYBWT85JLq0Gy5(<HERAhi
zw-&hCOdgPUw5zVHz&KHV;@)U=O~?|3PzI4%OP^4fQiZyy{DW?!ja?<)$R4pqXMHDz
zf&Ru0ioT$_+vHo|zUQ5GAvDp4vH~q$VKG`kDr`>ty~d;b5j!&hnnt(uW=4wY4{B%U
zJEDO^c1)#lkZnBoM1MH>iSU;RLu^^ZT~rggq8AU?j=sAln(F15PN`58rR5-?<(3%D
zJX+&{^a?X^`AYFxOg^~8gVn+^>P<w#ydrynq(PNXXBvp`ATi1oPUB(d@+z1B&_Y&J
zWN!)|u!TzMHNg>2?$6Tem}W=v0s0gwPzCKjSPX@7Zwl@5wPG@agI%&=$^RM@9i6Ng
z`Y}+faVycORx42V!R#nq;3fOYO8m+E_TzK<nY}J5B7>J8Fk7V{N(-z3zfOE+spl#!
zPjffScz(3`g-g$$>X~bPabs)k3wLsJb+j}72`hcy?|0Y+?0y3b#{!jRmoKC|AC4wU
zT+JsPHp{PJMk27PC9jHSOb<AwYs#=8WUR_IXSM+2FG9q;#nN)YM>1N-)KZMK30ETE
zEkI<gQP~kH5UNU*XxYqzNdAV>1>)KVoQ8Bag2m_go^^w1CI?Fm>_3?+g729pYE3>3
z1?%w)RE?XlWH*kKT~VWy0HD&$IOYSV^+wcdQxcsja=TvISml#dH>Hp{R}0%5jdZ;i
zMjX@BYQfrw^+XaIz83XYW7;$nrescoWO=bVpCU>dv-vdSq6*-!1te)C>)^+sG^Pax
zVOrH&8%H^PdNC#{ShA?~gz2Ns8d%jwavqfYB|joe)H-dWRN*@!p|UqMq$YTv2ilit
zGd4_Fh;O3p!7Icec9E`PP}my^PunWR3ev25=m|wr1U^+Gll5H_kzFGh=q>2oM^Nb&
zh7q}il&T17i;Ku=Gt@wlQOmM0<CWk&{;Fv=_^)L@y_$T6n3<JZL&>+CPnVOnDV?&f
z5m<Q30#9M{-ARNtCW72%9kbBb(vC<e;{cZfVyc9JMln-VTv1K7sHO~4K_bnINTe&+
z>J!yT@fAvxExm|Pzb^5ieK@5sx-5GrzYCuCby-7#FllZ>SBMlAWtAq`f%Trbs1~IN
zD8-`gfWiziqp4-;`vc8#4J<pD8L3uO3l~}47p-gsR2+dMp)ot<GqG}{k|B03y@4YE
zCpVj2*0?r))<~DahVPDYf*eJ5u8m!|tw*~&l6Mra2`dgm6IMFnogre?XB&?*7@E)e
s)|48l8G35r)aXihz)cgf_^4e|tmGSYR~ULyHsH1OS?lsUv6{#KA9G|LXaE2J

diff --git a/backend/src/index.ts b/backend/src/index.ts
index 169513f..6751d0a 100644
--- a/backend/src/index.ts
+++ b/backend/src/index.ts
@@ -148,12 +148,26 @@ app.get("/drawings", async (req, res) => {
 app.get("/drawings/:id", async (req, res) => {
   try {
     const { id } = req.params;
+    console.log("[API] Fetching drawing", { id });
     const drawing = await prisma.drawing.findUnique({ where: { id } });
 
     if (!drawing) {
+      console.warn("[API] Drawing not found", { id });
       return res.status(404).json({ error: "Drawing not found" });
     }
 
+    console.log("[API] Returning drawing", {
+      id,
+      elementCount: (() => {
+        try {
+          const parsed = JSON.parse(drawing.elements);
+          return Array.isArray(parsed) ? parsed.length : null;
+        } catch (_err) {
+          return null;
+        }
+      })(),
+    });
+
     res.json({
       ...drawing,
       elements: JSON.parse(drawing.elements),
@@ -195,6 +209,15 @@ app.put("/drawings/:id", async (req, res) => {
     const { id } = req.params;
     const { name, elements, appState, collectionId, preview } = req.body;
 
+    console.log("[API] Updating drawing", {
+      id,
+      hasElements: elements !== undefined,
+      elementCount:
+        elements && Array.isArray(elements) ? elements.length : undefined,
+      hasAppState: appState !== undefined,
+      hasPreview: preview !== undefined,
+    });
+
     const data: any = {
       version: { increment: 1 },
     };
@@ -210,6 +233,18 @@ app.put("/drawings/:id", async (req, res) => {
       data,
     });
 
+    console.log("[API] Update complete", {
+      id,
+      storedElementCount: (() => {
+        try {
+          const parsed = JSON.parse(updatedDrawing.elements);
+          return Array.isArray(parsed) ? parsed.length : null;
+        } catch (_err) {
+          return null;
+        }
+      })(),
+    });
+
     res.json({
       ...updatedDrawing,
       elements: JSON.parse(updatedDrawing.elements),
diff --git a/frontend/src/pages/Editor.tsx b/frontend/src/pages/Editor.tsx
index 7c239e0..b563034 100644
--- a/frontend/src/pages/Editor.tsx
+++ b/frontend/src/pages/Editor.tsx
@@ -22,6 +22,20 @@ interface ElementVersionInfo {
   versionNonce: number;
 }
 
+const haveSameElements = (a: readonly any[] = [], b: readonly any[] = []) => {
+  if (!a || !b) return false;
+  if (a.length !== b.length) return false;
+  for (let i = 0; i < a.length; i++) {
+    const left = a[i];
+    const right = b[i];
+    if (!left || !right) return false;
+    if (left.id !== right.id) return false;
+    if ((left.version ?? 0) !== (right.version ?? 0)) return false;
+    if ((left.versionNonce ?? 0) !== (right.versionNonce ?? 0)) return false;
+  }
+  return true;
+};
+
 // Move UIOptions outside to prevent re-creation on every render
 const UIOptions = {
   canvasActions: {
@@ -41,6 +55,7 @@ export const Editor: React.FC = () => {
   const [isRenaming, setIsRenaming] = useState(false);
   const [newName, setNewName] = useState('');
   const [initialData, setInitialData] = useState<any>(null);
+  const [isSceneLoading, setIsSceneLoading] = useState(true);
   
   const [peers, setPeers] = useState<Peer[]>([]);
   const [me] = useState(getUserIdentity());
@@ -48,9 +63,14 @@ export const Editor: React.FC = () => {
   const socketRef = useRef<Socket | null>(null);
   const lastCursorEmit = useRef<number>(0);
   const elementVersionMap = useRef<Map<string, ElementVersionInfo>>(new Map());
+  const isBootstrappingScene = useRef(true);
+  const hasHydratedInitialScene = useRef(false);
+  const isUnmounting = useRef(false);
   const isSyncing = useRef(false);
   const cursorBuffer = useRef<Map<string, any>>(new Map());
   const animationFrameId = useRef<number>(0);
+  const latestElementsRef = useRef<readonly any[]>([]);
+  const latestFilesRef = useRef<any>(null);
 
   const recordElementVersion = useCallback((element: any) => {
     elementVersionMap.current.set(element.id, {
@@ -69,6 +89,13 @@ export const Editor: React.FC = () => {
     return previous.version !== nextVersion || previous.versionNonce !== nextNonce;
   }, []);
 
+  useEffect(() => {
+    isUnmounting.current = false;
+    return () => {
+      isUnmounting.current = true;
+    };
+  }, []);
+
   useEffect(() => {
     if (!id || !isReady) return;
 
@@ -146,6 +173,7 @@ export const Editor: React.FC = () => {
       });
       
       excalidrawAPI.current.updateScene({ elements: mergedElements });
+      latestElementsRef.current = mergedElements;
       isSyncing.current = false;
     });
 
@@ -200,16 +228,26 @@ export const Editor: React.FC = () => {
     setIsReady(true);
   }, []);
 
+  const buildEmptyScene = useCallback(() => ({
+    elements: [],
+    appState: {
+      viewBackgroundColor: '#ffffff',
+      gridSize: null,
+      collaborators: new Map(),
+    },
+    scrollToContent: true,
+  }), []);
+
   // ------------------------------------------------------------------
   // 1. STABLE SAVE LOGIC (The Fix)
   // We use a Ref to hold the save function so the debounce wrapper
   // doesn't need to be recreated on every render.
   // ------------------------------------------------------------------
-  const saveDataRef = useRef<(elements: any, appState: any) => Promise<void>>(null);
-  const savePreviewRef = useRef<(elements: any, appState: any, files: any) => Promise<void>>(null);
+  const saveDataRef = useRef<((elements: readonly any[], appState: any) => Promise<void>) | null>(null);
+  const savePreviewRef = useRef<((elements: readonly any[], appState: any, files: any) => Promise<void>) | null>(null);
 
   // Update the ref on every render to ensure it has access to the latest props/state
-  saveDataRef.current = async (elements, appState) => {
+  saveDataRef.current = async (elements: readonly any[], appState: any) => {
     if (!id) return;
     
     try {
@@ -217,34 +255,56 @@ export const Editor: React.FC = () => {
         viewBackgroundColor: appState.viewBackgroundColor,
         gridSize: appState.gridSize,
       };
-      
-      await api.updateDrawing(id, {
-        elements,
+
+      const snapshot = latestElementsRef.current ?? elements;
+      const persistableElements = Array.from(snapshot);
+
+      console.log("[Editor] Saving drawing", {
+        drawingId: id,
+        elementCount: persistableElements.length,
+        hasRenderableElements: persistableElements.some((el: any) => !el?.isDeleted),
         appState: persistableAppState,
       });
+
+      await api.updateDrawing(id, {
+        elements: persistableElements,
+        appState: persistableAppState,
+      });
+
+      console.log("[Editor] Save complete", { drawingId: id });
     } catch (err) {
       console.error('Failed to save drawing', err);
       toast.error("Failed to save changes");
     }
   };
 
-  savePreviewRef.current = async (elements, appState, files) => {
+  savePreviewRef.current = async (elements: readonly any[], appState: any, files: any) => {
     if (!id) return;
 
     try {
+      const currentSnapshot = latestElementsRef.current ?? elements;
+      const currentFiles = latestFilesRef.current ?? files;
+
       // Generate preview
       const svg = await exportToSvg({
-        elements,
+        elements: currentSnapshot,
         appState: {
           ...appState,
           exportBackground: true,
           viewBackgroundColor: appState.viewBackgroundColor || '#ffffff',
         },
-        files,
+        files: currentFiles,
       });
       const preview = svg.outerHTML;
 
+      console.log("[Editor] Saving preview", {
+        drawingId: id,
+        elementCount: currentSnapshot.length,
+      });
+
       await api.updateDrawing(id, { preview });
+
+      console.log("[Editor] Preview save complete", { drawingId: id });
     } catch (err) {
       console.error('Failed to save preview', err);
     }
@@ -298,33 +358,57 @@ export const Editor: React.FC = () => {
   // 2. DATA LOADING
   // ------------------------------------------------------------------
   useEffect(() => {
+    isBootstrappingScene.current = true;
+    hasHydratedInitialScene.current = false;
+    elementVersionMap.current.clear();
+    latestElementsRef.current = [];
+    latestFilesRef.current = null;
+    excalidrawAPI.current = null;
+    setIsReady(false);
+    setIsSceneLoading(true);
+    setInitialData(null);
+
     const loadData = async () => {
-      if (!id) return;
+      if (!id) {
+        setInitialData(buildEmptyScene());
+        setIsSceneLoading(false);
+        return;
+      }
       try {
         const data = await api.getDrawing(id);
         setDrawingName(data.name);
         
         const elements = convertToExcalidrawElements(data.elements || []);
+        latestElementsRef.current = elements;
+        latestFilesRef.current = null;
         
-        // Initialize version tracking with loaded data
         elements.forEach((el: any) => {
           recordElementVersion(el);
         });
 
+        const persistedAppState = data.appState || {};
+        const hydratedAppState = {
+          ...persistedAppState,
+          viewBackgroundColor: persistedAppState.viewBackgroundColor ?? '#ffffff',
+          gridSize: persistedAppState.gridSize ?? null,
+          collaborators: new Map(),
+        };
+
         setInitialData({
           elements,
-          appState: {
-            ...data.appState,
-            collaborators: new Map(),
-          },
+          appState: hydratedAppState,
           scrollToContent: true,
         });
       } catch (err) {
         console.error('Failed to load drawing', err);
+        toast.error("Failed to load drawing");
+        setInitialData(buildEmptyScene());
+      } finally {
+        setIsSceneLoading(false);
       }
     };
     loadData();
-  }, [id, recordElementVersion]);
+  }, [id, recordElementVersion, buildEmptyScene]);
 
   // ------------------------------------------------------------------
   // 3. HANDLERS
@@ -336,9 +420,11 @@ export const Editor: React.FC = () => {
       if ((e.metaKey || e.ctrlKey) && e.key === 's') {
         e.preventDefault();
         if (excalidrawAPI.current && saveDataRef.current && savePreviewRef.current) {
-          const elements = excalidrawAPI.current.getSceneElements();
+          const elements = excalidrawAPI.current.getSceneElementsIncludingDeleted();
           const appState = excalidrawAPI.current.getAppState();
           const files = excalidrawAPI.current.getFiles() || null;
+          latestElementsRef.current = elements;
+          latestFilesRef.current = files;
           // Call save immediately, bypassing debounce
           await saveDataRef.current(elements, appState);
           // Also update preview
@@ -352,6 +438,11 @@ export const Editor: React.FC = () => {
   }, []);
 
   const handleCanvasChange = useCallback((elements: readonly any[], appState: any) => {
+    if (isUnmounting.current) {
+      console.log("[Editor] Ignoring change during unmount", { drawingId: id });
+      return;
+    }
+
     // 4. STOP THE ECHO
     // If this change was caused by a socket update, do NOT broadcast it back
     if (isSyncing.current) return;
@@ -361,14 +452,54 @@ export const Editor: React.FC = () => {
       ? excalidrawAPI.current.getSceneElementsIncludingDeleted() 
       : elements;
 
+    if (!hasHydratedInitialScene.current) {
+      const matchesInitialSnapshot = haveSameElements(allElements, latestElementsRef.current);
+      hasHydratedInitialScene.current = true;
+      isBootstrappingScene.current = false;
+
+      if (matchesInitialSnapshot) {
+        console.log("[Editor] Skipping hydration change", {
+          drawingId: id,
+          elementCount: allElements.length,
+        });
+        return;
+      }
+
+      console.log("[Editor] First live change after hydration", {
+        drawingId: id,
+        elementCount: allElements.length,
+      });
+    }
+
+    latestElementsRef.current = allElements;
+
+    const hasRenderableElements = allElements.some((el: any) => !el?.isDeleted);
+    if (isBootstrappingScene.current && !hasRenderableElements) {
+      console.log("[Editor] Bootstrapping guard active", {
+        drawingId: id,
+        elementCount: allElements.length,
+      });
+      return;
+    }
+
     // Trigger Sync (Throttled)
     broadcastChanges(allElements);
 
     // Trigger Fast Save
+    console.log("[Editor] Queueing save", {
+      drawingId: id,
+      elementCount: allElements.length,
+      hasRenderableElements,
+    });
     debouncedSave(allElements, appState);
 
     // Trigger Slow Preview Gen
     const files = excalidrawAPI.current?.getFiles() || null;
+    latestFilesRef.current = files;
+    console.log("[Editor] Queueing preview save", {
+      drawingId: id,
+      fileCount: files ? Object.keys(files).length : 0,
+    });
     debouncedSavePreview(allElements, appState, files);
   }, [debouncedSave, debouncedSavePreview, broadcastChanges]);
 
@@ -456,14 +587,23 @@ export const Editor: React.FC = () => {
       </header>
 
       <div className="flex-1 w-full relative" style={{ height: 'calc(100vh - 3.5rem)' }}>
-        <Excalidraw
-          theme={theme === 'dark' ? 'dark' : 'light'}
-          initialData={initialData}
-          onChange={handleCanvasChange}
-          onPointerUpdate={onPointerUpdate}
-          excalidrawAPI={setExcalidrawAPI}
-          UIOptions={UIOptions}
-        />
+        {initialData ? (
+          <Excalidraw
+            key={id}
+            theme={theme === 'dark' ? 'dark' : 'light'}
+            initialData={initialData}
+            onChange={handleCanvasChange}
+            onPointerUpdate={onPointerUpdate}
+            excalidrawAPI={setExcalidrawAPI}
+            UIOptions={UIOptions}
+          />
+        ) : (
+          <div className="absolute inset-0 flex flex-col items-center justify-center gap-3 text-gray-500 dark:text-gray-400">
+            <span className="text-sm font-medium">
+              {isSceneLoading ? 'Loading drawing...' : 'Preparing canvas...'}
+            </span>
+          </div>
+        )}
         <Toaster position="bottom-center" />
       </div>
     </div>
diff --git a/frontend/src/utils/sync.ts b/frontend/src/utils/sync.ts
index cdaa154..38ecf49 100644
--- a/frontend/src/utils/sync.ts
+++ b/frontend/src/utils/sync.ts
@@ -15,7 +15,7 @@ export const reconcileElements = (
   const getVersionNonce = (element: any) => element?.versionNonce ?? 0;
   const getUpdated = (element: any) => {
     const value = element?.updated;
-    return typeof value === 'number' ? value : Number(value) || 0;
+    return typeof value === "number" ? value : Number(value) || 0;
   };
 
   remoteElements.forEach((remoteEl) => {