feat(affiliate): attribution modes, settlement hardening, trusted proxies, QR and poster

- 归因模式可配置（first_touch/last_touch）、停佣开关、懒结算与佣金基数降级复查
- aksrt_get_client_ip 接入 aksrt_trusted_proxies 信任代理名单，防 CDN 头伪造
- 收益页 Canvas 二维码 + 750x1000 推广海报（本地打包 qrcode.min.js，无 CDN）
- 契约测试固化归因/海报/信任代理链路

assets/js/vendor/qrcode.min.js

@@ -0,0 +1 @@
+var qrcode=function(){function i(t,r){function a(t,r){g=function(t){for(var r=new Array(t),e=0;e<t;e+=1){r[e]=new Array(t);for(var n=0;n<t;n+=1)r[e][n]=null}return r}(l=4*u+17),e(0,0),e(l-7,0),e(0,l-7),i(),o(),v(t,r),7<=u&&h(t),null==n&&(n=w(u,f,c)),d(n,r)}var u=t,f=y[r],g=null,l=0,n=null,c=[],s={},e=function(t,r){for(var e=-1;e<=7;e+=1)if(!(t+e<=-1||l<=t+e))for(var n=-1;n<=7;n+=1)r+n<=-1||l<=r+n||(g[t+e][r+n]=0<=e&&e<=6&&(0==n||6==n)||0<=n&&n<=6&&(0==e||6==e)||2<=e&&e<=4&&2<=n&&n<=4)},o=function(){for(var t=8;t<l-8;t+=1)null==g[t][6]&&(g[t][6]=t%2==0);for(var r=8;r<l-8;r+=1)null==g[6][r]&&(g[6][r]=r%2==0)},i=function(){for(var t=B.getPatternPosition(u),r=0;r<t.length;r+=1)for(var e=0;e<t.length;e+=1){var n=t[r],o=t[e];if(null==g[n][o])for(var i=-2;i<=2;i+=1)for(var a=-2;a<=2;a+=1)g[n+i][o+a]=-2==i||2==i||-2==a||2==a||0==i&&0==a}},h=function(t){for(var r=B.getBCHTypeNumber(u),e=0;e<18;e+=1){var n=!t&&1==(r>>e&1);g[Math.floor(e/3)][e%3+l-8-3]=n}for(e=0;e<18;e+=1){n=!t&&1==(r>>e&1);g[e%3+l-8-3][Math.floor(e/3)]=n}},v=function(t,r){for(var e=f<<3|r,n=B.getBCHTypeInfo(e),o=0;o<15;o+=1){var i=!t&&1==(n>>o&1);o<6?g[o][8]=i:o<8?g[o+1][8]=i:g[l-15+o][8]=i}for(o=0;o<15;o+=1){i=!t&&1==(n>>o&1);o<8?g[8][l-o-1]=i:o<9?g[8][15-o-1+1]=i:g[8][15-o-1]=i}g[l-8][8]=!t},d=function(t,r){for(var e=-1,n=l-1,o=7,i=0,a=B.getMaskFunction(r),u=l-1;0<u;u-=2)for(6==u&&(u-=1);;){for(var f=0;f<2;f+=1)if(null==g[n][u-f]){var c=!1;i<t.length&&(c=1==(t[i]>>>o&1)),a(n,u-f)&&(c=!c),g[n][u-f]=c,-1==(o-=1)&&(i+=1,o=7)}if((n+=e)<0||l<=n){n-=e,e=-e;break}}},w=function(t,r,e){for(var n=b.getRSBlocks(t,r),o=M(),i=0;i<e.length;i+=1){var a=e[i];o.put(a.getMode(),4),o.put(a.getLength(),B.getLengthInBits(a.getMode(),t)),a.write(o)}var u=0;for(i=0;i<n.length;i+=1)u+=n[i].dataCount;if(o.getLengthInBits()>8*u)throw"code length overflow. ("+o.getLengthInBits()+">"+8*u+")";for(o.getLengthInBits()+4<=8*u&&o.put(0,4);o.getLengthInBits()%8!=0;)o.putBit(!1);for(;!(o.getLengthInBits()>=8*u||(o.put(236,8),o.getLengthInBits()>=8*u));)o.put(17,8);return function(t,r){for(var e=0,n=0,o=0,i=new Array(r.length),a=new Array(r.length),u=0;u<r.length;u+=1){var f=r[u].dataCount,c=r[u].totalCount-f;n=Math.max(n,f),o=Math.max(o,c),i[u]=new Array(f);for(var g=0;g<i[u].length;g+=1)i[u][g]=255&t.getBuffer()[g+e];e+=f;var l=B.getErrorCorrectPolynomial(c),h=C(i[u],l.getLength()-1).mod(l);a[u]=new Array(l.getLength()-1);for(g=0;g<a[u].length;g+=1){var s=g+h.getLength()-a[u].length;a[u][g]=0<=s?h.getAt(s):0}}var v=0;for(g=0;g<r.length;g+=1)v+=r[g].totalCount;var d=new Array(v),w=0;for(g=0;g<n;g+=1)for(u=0;u<r.length;u+=1)g<i[u].length&&(d[w]=i[u][g],w+=1);for(g=0;g<o;g+=1)for(u=0;u<r.length;u+=1)g<a[u].length&&(d[w]=a[u][g],w+=1);return d}(o,n)};s.addData=function(t,r){var e=null;switch(r=r||"Byte"){case"Numeric":e=x(t);break;case"Alphanumeric":e=m(t);break;case"Byte":e=L(t);break;case"Kanji":e=D(t);break;default:throw"mode:"+r}c.push(e),n=null},s.isDark=function(t,r){if(t<0||l<=t||r<0||l<=r)throw t+","+r;return g[t][r]},s.getModuleCount=function(){return l},s.make=function(){if(u<1){for(var t=1;t<40;t++){for(var r=b.getRSBlocks(t,f),e=M(),n=0;n<c.length;n++){var o=c[n];e.put(o.getMode(),4),e.put(o.getLength(),B.getLengthInBits(o.getMode(),t)),o.write(e)}var i=0;for(n=0;n<r.length;n++)i+=r[n].dataCount;if(e.getLengthInBits()<=8*i)break}u=t}a(!1,function(){for(var t=0,r=0,e=0;e<8;e+=1){a(!0,e);var n=B.getLostPoint(s);(0==e||n<t)&&(t=n,r=e)}return r}())},s.createTableTag=function(t,r){t=t||2;var e="";e+='<table style="',e+=" border-width: 0px; border-style: none;",e+=" border-collapse: collapse;",e+=" padding: 0px; margin: "+(r=void 0===r?4*t:r)+"px;",e+='">',e+="<tbody>";for(var n=0;n<s.getModuleCount();n+=1){e+="<tr>";for(var o=0;o<s.getModuleCount();o+=1)e+='<td style="',e+=" border-width: 0px; border-style: none;",e+=" border-collapse: collapse;",e+=" padding: 0px; margin: 0px;",e+=" width: "+t+"px;",e+=" height: "+t+"px;",e+=" background-color: ",e+=s.isDark(n,o)?"#000000":"#ffffff",e+=";",e+='"/>';e+="</tr>"}return e+="</tbody>",e+="</table>"},s.createSvgTag=function(t,r,e,n){var o={};"object"==typeof t&&(t=(o=t).cellSize,r=o.margin,e=o.alt,n=o.title),t=t||2,r=void 0===r?4*t:r,(e="string"==typeof e?{text:e}:e||{}).text=e.text||null,e.id=e.text?e.id||"qrcode-description":null,(n="string"==typeof n?{text:n}:n||{}).text=n.text||null,n.id=n.text?n.id||"qrcode-title":null;var i,a,u,f,c=s.getModuleCount()*t+2*r,g="";for(f="l"+t+",0 0,"+t+" -"+t+",0 0,-"+t+"z ",g+='<svg version="1.1" xmlns="http://www.w3.org/2000/svg"',g+=o.scalable?"":' width="'+c+'px" height="'+c+'px"',g+=' viewBox="0 0 '+c+" "+c+'" ',g+=' preserveAspectRatio="xMinYMin meet"',g+=n.text||e.text?' role="img" aria-labelledby="'+p([n.id,e.id].join(" ").trim())+'"':"",g+=">",g+=n.text?'<title id="'+p(n.id)+'">'+p(n.text)+"</title>":"",g+=e.text?'<description id="'+p(e.id)+'">'+p(e.text)+"</description>":"",g+='<rect width="100%" height="100%" fill="white" cx="0" cy="0"/>',g+='<path d="',a=0;a<s.getModuleCount();a+=1)foLine truncated